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http://www .raihome.com Instruction Manual IM-106-880C, OI September 20 09 Hazardous Area OCX 8800 Oxygen/Combustibles T ransmitter.
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Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com T able of Content s Essential Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i SECTION i Introduction Preface .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 TOC -2 SECTION 6 Field Communicator Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1 Field Communicator Connections . .
Instruction Manual IM-106-880C, OI September 20 09 TOC -3 Hazardous Area OCX 8800 Status Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-43 Application Information . . . . . . . . . . . . . . . . . . . . . . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 TOC -4 SECTION 10 Replacement Parts Sensor Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-2 Electronics Housing . . . . . . . . . .
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Hazardous Area Oxygen/Combustibles T ransmitter ESSENTIAL INSTRUCTIONS READ THIS P AGE BEFORE PROCEEDING! Emerson Process Managemen t designs, manufactu res and test s it s product s to meet many national and international st andards.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 ii.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section i Introduction Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p age iii Definitions . . . . . . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 iv SYMBOLS NOTE TO USERS The number in the lower right corner of ea ch illustration in this publication is a manual illustration number . It is not a part number , and is not related to the illustration in any technical manner .
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 1 Description and S pecifications Component Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p age 1- 1 System Overview . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 1-2 Figure 1- 1. T ypical System Package 1. Instruction Manual 2. Field Communicator Package (optional) 3. Adapter Plate with Mounting Hardware and Gaske t 4. Reference Air and Calibration Set (optional) 5.
Instruction Manual IM-106-880C, OI September 20 09 1-3 Hazardous Area OCX 8800 SYSTEM OVERVIEW Scope This Instruction Manual supplies det ails needed to install, st artup, operate, and maintain the Ha zardous Area OCX 8800. Signal conditioning electronics outputs a digi tal signal representing oxyge n (O 2 ) an d combustibles (COe) values.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 1-4 The Hazardous Area OCX 8800 mea sures net oxygen concentration in the presence of all the product s of combustion, including wa ter vapor . Therefore, it may be considered an analysis on a "wet" basis.
Instruction Manual IM-106-880C, OI September 20 09 1-5 Hazardous Area OCX 8800 The power supply can accep t voltages of 100 to 240 V AC and 50 to 60 Hz. The electronics accepts millivolt sign als generated by the sensors and produces the output s to be used by re motely connected devices.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 1-6 System Operat io n Figure 1-2 shows the relationship between the com ponent s of the Haza rd ou s Area OCX 8800. The sensors and the electronics are cont ained in separate housings.
Instruction Manual IM-106-880C, OI September 20 09 1-7 Hazardous Area OCX 8800 Handling the Hazardous Area OCX 8800 System Consider at ion s Prior to installing your Ha zardous Area OCX 8800, make sure you have all the component s necessary to make the system inst allation.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 1-8 Figure 1-3. Communication Connection s and AMS Applic ation - H azardous Area OCX 8800 w ith Integral Electronics Figure 1-4.
Instruction Manual IM-106-880C, OI September 20 09 1-9 Hazardous Area OCX 8800 Figure 1-5. T ypical System Installation - Integral Electronics Figure 1-6.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 1- 10 Figure 1-7. Optional Sample T ube Support.
Instruction Manual IM-106-880C, OI September 20 09 1- 1 1 Hazardous Area OCX 8800 Figure 1-8. Optional In-Situ Filters Figure 1-9. Optional Panel Mounted Blowback and Ca libration/Reference Air Set (19” Rack or W all Moun t) 2.0 (50) 1.8 (46) 4.0 (102) 1/4-18 NPT 1.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 1- 12 SPECIFICATIONS S pecification s Net O 2 Range 0-1% to 0-40% O 2 , fully field selectable Combustibles 0-1000 ppm to 0-5%, fully field selectable Accuracy Oxygen ± 0.75% of reading or 0.
Instruction Manual IM-106-880C, OI September 20 09 1- 13 Hazardous Area OCX 8800 NOTE All static perfo rmance characteristics are wit h operating va riables consta nt. Specific ations subject to change without notice. Blowback Air (optional) Clean, dry , instrument-quality air (20.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 1- 14 T able 1- 1. Product Matrix - Hazardous Are a OCX 8800 OCX88C O 2 /Combustibles T ransmitter - F lameproof Code Probe Length and Material 00 No Pro be or Exhaust Tube 1 1 18 in.
Instruction Manual IM-106-880C, OI September 20 09 1- 15 Hazardous Area OCX 8800 Cont’d Code In-Situ Filter 0 None 2 High Surface Ar ea S tainless Steel . 3 Hastell oy Code Accessorie s 0 None 2 Cal. Gas/Flow Rotometers & Ref. Gas Set 3 Cal. Gas/Flow Roto meters & Ref.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 1- 16 T able 1-2. Accessories P ART NUMBER DESCRIPTION 1A991 19H01 Oxygen test gas bottle; 0.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 2 Inst allation Mechanical Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . p age 2-2 Electrical Installation . . . . . . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-2 MECHANICAL INST ALLATION Selecting Location 1. The location of the Hazardo us Area OCX 8800 in the stack or flue is most import ant for maximum accuracy in the oxygen ana lyzing process.
Instruction Manual IM-106-880C, OI September 20 09 2-3 Hazardous Area OCX 8800 NOTE If process temperatu re s will exceed 39 2°F (2 00 °C), u se an ti-s eize com pound on stud threads to ease future removal of th e Hazardous Area OCX 8800.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-4 Figure 2-2. Installation , Hazardous Area OCX 8800 with Remote Electronics.
Instruction Manual IM-106-880C, OI September 20 09 2-5 Hazardous Area OCX 8800 Figure 2-3. Adapter Plate Inst allation.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-6 Figure 2-4. W all or Pipe Mounting of Electronics Housing.
Instruction Manual IM-106-880C, OI September 20 09 2-7 Hazardous Area OCX 8800 Figure 2-5. Inst allation with Drip Loops ELECTRICAL INST ALLATION All wiring must conform to local and na tion al co de s. For refe re n ce , fact or y wired solenoid power connections are shown in Figure 2-6.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-8 NOTE T o maintain proper earth grounding, ensure a positive connection exist s between the sensor housing, the e lectronics housing, and earth. The connecting ground wir e must be 14 A WG minimum.
Instruction Manual IM-106-880C, OI September 20 09 2-9 Hazardous Area OCX 8800 Connect Output Signals The Hazardous Area OCX 8800 may be provided with either two 4-20 mA signals with HART on the O2 signal or a single FOUNDA TION fieldbus signal. Connect the outp ut term in als in th e ele ctr on ics hou sin g as show n in Figure 2-6.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-10 Figure 2-6. Li ne V oltage, Earth, and 4 -20 mA Connections 37390013 TOP VIEW (1/2 SIZE) Ground Stud Earth Ground Typica.
Instruction Manual IM-106-880C, OI September 20 09 2-1 1 Hazardous Area OCX 8800 Figure 2-7. Electrical Conne ctions Betw een Remote Electronics a nd Sensor Housing 37390014 RED BLK WHT GRN BLK BLK BL.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-12 Figure 2-8. Customer-Fu rnished Interconnect Wiring or Cables A #2 #1 3/4 NPT Hub Size, Liquid-tight Strain Relief Connector Heat Shrink T ubing 2” Long 1/2” Size 7.0” Long T eflon T ubing, 0.
Instruction Manual IM-106-880C, OI September 20 09 2-13 Hazardous Area OCX 8800 PNEUMATIC INST ALLATION Pneumatic system connections depend on whether reference air set, calibration solenoids, and /or blowback equipment options are equipped on your transmitter .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-14 Figure 2-9. Pneumatic Installation, OC X with Referenc e Air Set without Autocalibration.
Instruction Manual IM-106-880C, OI September 20 09 2-15 Hazardous Area OCX 8800 Figure 2-10. Pneuma tic Installation , OCX with Refe rence Air Set, Solenoid s and Autocalibration, without COe Zero Fun.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-16 4. Connect the CO high gas to the CAL G AS HI COe inlet fitting. Install a shutoff va lve and pressure regulator with gage in the CO high supply line. 5. Connect the CAL GAS outlet fitting o f the electronics housing to the inlet port of the CAL GAS flow meter .
Instruction Manual IM-106-880C, OI September 20 09 2-17 Hazardous Area OCX 8800 Reference Air Set, Solenoids , and Blowback Option with COe Zero Funct ion Figure 2-13 shows the piping arrangement for the Hazar dous Area OCX 8800 with the blowback and autocalibratio n options when the COe Zero Function is used.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-18 Figure 2-12. Pn eumatic Installation, O CX with Referenc e Air Set, Solenoids, Blowback and Autocalibration, without COe.
Instruction Manual IM-106-880C, OI September 20 09 2-19 Hazardous Area OCX 8800 Figure 2-13. Pn eumatic Installation, O CX with Referenc e Air Set, Solenoids, Blowback and Autocalibr ation, with COe Z.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-20 Figure 2-14 . Pneumatic I nstallation, OCX with Re ference Air Se t and Blowback without Auto calibration.
Instruction Manual IM-106-880C, OI September 20 09 2-21 Hazardous Area OCX 8800 Reference Air Set and Blowback Panels An optional blowback pa nel is shown in Figure 1-9. Piping arrangement for blowback panel with out autocalibration without COe Z ero Function is shown in Figure 2-15.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-22 Figure 2-16. Pneumatic Inst allation, Blowback Panel with Autoca libration without COe Zero Function Check Valve Sensor .
Instruction Manual IM-106-880C, OI September 20 09 2-23 Hazardous Area OCX 8800 Figure 2-17. Pneumatic Inst allation, Blowback Panel with Autocalibr ation with COe Zer o Function.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 2-24 INITIAL ST ARTUP Observe the following Caution and Note . Refer to Section 3: Configuration and S tartup, for Hazardou s Area OCX 8800 startu p information.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 3 Configuration and S t artup V erify Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p age 3-1 Initial Power Up . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 3-2 V erify Configuration - HART Ele ctronics There are three switches on the microprocessor board which are user configurable for the Hazardou s Area OCX 8800 with HART electronics (Figure 3-1) .
Instruction Manual IM-106-880C, OI September 20 09 3-3 Hazardous Area OCX 8800 SW1 The two settings are internally or externally powering the O 2 4-20 mA signal. The factory setting is for the O 2 4-20 mA signal to be internally powered. SW2 The two settings are internally or externally powering the COe 4-20 mA signal.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 3-4 V erify that the follow ing switch settin gs ar e co rre ct for your Hazardous Area OCX 8800 installation: SW3 The factory sets this switch as follow s: • Position 1 not use d .
Instruction Manual IM-106-880C, OI September 20 09 3-5 Hazardous Area OCX 8800 Setting T est Gas V alues with the LOI 1. Use the "Z" p attern to enter the LOI menu tree. 2. From the SYSTEM menu, select Calib Setup . 3. From Calib Setup , select O2 High Gas % .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 3-6 BLOWBACK FEATURE The blowba ck feature blows instru ment air back through the ce nter of the internal filter a nd out the sample tu be of th e pro be.
Instruction Manual IM-106-880C, OI September 20 09 3-7 Hazardous Area OCX 8800 Configuring Blowback with the LOI 1. Use the "Z" p attern to enter the LOI menu tree. 2. From the SYSTEM menu, select Blow Back . 3. From the Blow Back menu, select Blow Bk Enable .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 3-8 NOTE A Purge will automatically follow a gas flow . Performing a Calibra tion V erify with the Fie ld Communicator - Fieldbus 1. Use the 375 Field Communicator or AMS software to access the Fieldbus menu.
Instruction Manual IM-106-880C, OI September 20 09 3-9 Hazardous Area OCX 8800 CALIBRATION T OLERANCE FEATURE The calibration tolerance feature provides a mechanism to fail a calibration if the calibration measurement does not fa ll within a specific tolerance of the test gas value.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 3-10 COe PURGE / ZERO FEA TURE This fe ature prov ides a way to periodically flo od the COe se nsor with air to perform two f.
Instruction Manual IM-106-880C, OI September 20 09 3-1 1 Hazardous Area OCX 8800 Zero Flow - Length of time COe zer o gas flows. Range is 120 to 600 seconds. Default is 120 se conds. Zero Purge - Length of time after COe zero is complete before oxygen/combustibles read ings are considered valid.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 3-12 COe Zero Purge - Length of time after COe ze ro is complete before oxygen/combustibles read ings are considered valid. Range is 60 to 180 seconds. Default is 60 seconds. T o tal dur ation of this function is flow time plus purge time.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 4 Using the LOI Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p age 4-1 Display Orientation . . . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 4-2 LOI CONTROLS Overview The LOI, shown in Figure 4-2, utilizes a bright blue gas-fluorescent display . Intensity is adjustable. Ther e is an Infrared LED source and a detector fo r each key .
Instruction Manual IM-106-880C, OI September 20 09 4-3 Hazardous Area OCX 8800 Lockout The LOI has a lockout featu re that prev ents nuisance actuation by s ome on e brushing against the gla ss window , raindrop s, dirt , insect s, etc. This lockout mode is automatically est ablished when no buttons are pushed for 30 seconds (default).
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 4-4 LOI MENU T REE This section consists of a menu tree for the LOI on the Hazardous Ar ea OCX 8800, Figure 4-4.
Instruction Manual IM-106-880C, OI September 20 09 4-5 Hazardous Area OCX 8800 Figure 4-4. LOI Menu T ree (Sheet 2 of 4) NO TE: “Hit E when ready” is displayed during semi-automatic calibration only (when Calib Setup value Use Solenoids = n).
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 4-6 Figure 4-4. LOI Menu T ree (Sheet 3 of 4).
Instruction Manual IM-106-880C, OI September 20 09 4-7 Hazardous Area OCX 8800 Figure 4-4. LOI Menu T ree (Sheet 4 of 4) SYSTEM O2 Slope ___ mV/D O2 Constant ___ mV O2 T90 Time ___ seconds COe Constan.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 4-8.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 5 Calibration Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 5-1 Fully Automatic Calibration . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-2 3. From the Calib Setup second column submenu, use the right-pointing key to select the thir d column parameter list.
Instruction Manual IM-106-880C, OI September 20 09 5-3 Hazardous Area OCX 8800 NOTE T o select a menu item, either use the up and down arrow keys to scroll to the menu item and press the right arrow key or use th e number keypad to select the menu item numb er .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-4 1. Select DIAG/SER VICE from DEVICE SETUP menu. 2. Select CALIBRA TION from the DIAG/SERVICE menu. 3. Select CAL CONTROL from the CALIBRA TION menu. 4. Select CAL METHODS from the C AL CONTROL menu.
Instruction Manual IM-106-880C, OI September 20 09 5-5 Hazardous Area OCX 8800 9. Press the ri ght-pointing ke y when the high O 2 read ing is st able. T urn off the high O 2 test gas. Press the right-poin ting key to start the high O 2 gas purge. 10.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-6 8. From the SELECT ACTION screen, select ST ART CAL/STEP CAL to continue calibration, select AB ORT CAL to abort calibration or EXIT CAL to exit calibration. Selec t one item from the list and press ENTER .
Instruction Manual IM-106-880C, OI September 20 09 5-7 Hazardous Area OCX 8800 Manual COe Calibration using the Field Communicator - HART T o perform a manual COe calibration using the 375 Field Communicator , use the following proc edure. If nece ssary , re fer to Section 6, Field Communicator, for the HART menu tree.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-8 11 . S e l e c t ST ART CAL/STEP CAL to start applyin g the COe High Gas. The time to apply the test gas is specified by the Gas T ime . 12. The calibr ation status should automatically chang e to FlowCOeHI and then ReadCOeHigh for a per iod of time.
Instruction Manual IM-106-880C, OI September 20 09 5-9 Hazardous Area OCX 8800 8. From the SELECT ACTION screen, select ST ART CAL/STEP CAL to continue calibration, select AB ORT CAL to abort calibration or EXIT CAL to exit calibration me th o d. Selec t one from th e list an d pr es s ENTER .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-10 Manual O 2 /COe Calibration using the Field Communica tor - Fieldbus T o perform a manual O 2 /COe calibration using the 375 Field Communicator , use the following procedure.
Instruction Manual IM-106-880C, OI September 20 09 5-1 1 Hazardous Area OCX 8800 9. When the calibration st atus is at the Apply O2 Low Gas/ Apply Comb Low Gas step, s witch on O2 Low Gas/COe Low Gas. V erify the O2 concentrat ion measur ed matches the O2 Low Gas parameter in the setup.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-12 D/A T RIM PROCEDURES - LOI O 2 D/A trim procedure usin g the LOI Use the following procedure to per form the O 2 D/A trim pr ocedur e at the LOI. Refer to the LOI menu tree in Figur e 4-4.
Instruction Manual IM-106-880C, OI September 20 09 5-13 Hazardous Area OCX 8800 COe D/A trim procedure using the LOI Use the following procedure to pe rform the COe D/A trim procedure at the LOI. Refer to the LOI menu tree in Figur e 4-4. 1. From the operating display use the le ft-pointing key to select the first column submenu.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-14 D/A T RIM PROCEDURES - HART O 2 D/A trim pro cedure using HART Use the following procedure to pe rform the O 2 D/A trim procedure using the Field Communicator . If necessary , refer to Section 6 , Field Communicator, for the HAR T menu tree.
Instruction Manual IM-106-880C, OI September 20 09 5-15 Hazardous Area OCX 8800 COe D/A trim procedure using HART Use the following procedure to perfor m the COe D/A trim proced ure using the Field Communicator . If ne cessary , refe r to Section 6, Field Communicator, Field Communicator , for the HAR T menu tree.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-16.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-17.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 5-18.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 6 Field Communicator Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 6-1 Field Communicator Connections .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 6-2 Figure 6-1. 375 Communicator Connections - HAR T Connecting to a Fieldbus Segme nt Connect 375 Field Comm unicator with th e supplied lead set in parallel with the device to a Fieldbus segme nt, Figure 6-2.
Instruction Manual IM-106-880C, OI September 20 09 6-3 Hazardous Area OCX 8800 Figure 6-2 . 375 Commu nicator Conect ions - Fiel dbus 39710006 Fieldbus Digital Signal Field Communicator Model 375 Lead.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 6-4 HART MENU T REE This section provides a menu tree for the Field Communicator .
Instruction Manual IM-106-880C, OI September 20 09 6-5 Hazardous Area OCX 8800 Figure 6-4. HAR T Menu T ree (Sheet 2 of 4) Diag/Service Status Calibration (CONTINUED FROM SHEET 1 ) (CONTINUED ON SHEET.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 6-6 Figure 6-5. HAR T Menu T ree (Sheet 3 of 4) Diag/Service (continued) Heater PID (CONTINUED FROM SHEET 2 ) (CONTINUED ON S.
Instruction Manual IM-106-880C, OI September 20 09 6-7 Hazardous Area OCX 8800 Figure 6-6. HAR T Menu T ree (Sheet 4 of 4) Detailed Setup (continued) Device Params (CONTINUED FROM SHEET 3 ) O2 Slope O.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 6-8 FIELDBUS MENU T REE This section consists of a menu for the Field Communicator .
Instruction Manual IM-106-880C, OI September 20 09 6-9 Hazardous Area OCX 8800 Figure 6-8. Fieldbus Menu T ree (Sheet 2 of 3) RESOURCE TRANSDUCER AI 1 AI 2 AI 3 AI 4 PID ISEL ARTHM ADV ANCED 39930010 .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 6-10 Figure 6-9. Fieldbus Menu T ree (Sheet 3 of 3 3993001 1 O2 Cal O2 Primary V alue COe Primary V alue Cal State Cal T ime .
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 7 Foundation Fieldbus Foundation Fieldbus T echnology . . . . . . . . . . . . . . . . . . . page 7-1 Resource Block . . . . . . . . . . . . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-2 NOTE: The following description s and defin itions are not inten ded as a training g uide for F OUNDA TION Fie ldbus tech.
Instruction Manual IM-106-880C, OI September 20 09 7-3 Hazardous Area OCX 8800 Once the inputs are snapped, the algorithm opera tes on them, generating outputs as itprogre sses. Algorithm ex ecutions are controlled through the setting of co ntainedparameters.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-4 such as operator consoles and computers, do not have to be programme d specifically for each type of device on the bus. Instead their displa ys and interactions with devices ar e driven from the device d escriptions.
Instruction Manual IM-106-880C, OI September 20 09 7-5 Hazardous Area OCX 8800 Figure 7-2. Single Link Fieldbus Netwo rk Link Active Scheduler (LAS) All links have one and only one Link Active Scheduler (LAS). The LAS operates as the us arbiter for the link.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-6 OCX FUNCTION BLOCKS Implemented Function Blocks Shows the OCX Implemented Function Blocks.
Instruction Manual IM-106-880C, OI September 20 09 7-7 Hazardous Area OCX 8800 Mapping of PW A Description of the PlantW eb Alert s that are suppor ted by the Haza rdous Area OCX 8800 Fieldbus Output Board are liste d in T able 7-3. Figure 7-3. Descripti on of PlantW eb Alerts .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-8 Sensor Heater Malfunction Transducer Block 1) O 2 Heater Failure 2) Comb Heater Failure 3) SB Heater Failure 4) O 2 Heate.
Instruction Manual IM-106-880C, OI September 20 09 7-9 Hazardous Area OCX 8800 NV Memory Failure Transducer Block: EEPROM Corrupt Resource Block: 1) Manufacturing 2) Block Integrity Error 3) NV Integrity Error 4) ROM Integrity Error FF/ Device Alerts The non-volatile par ame te r storage on the CPU board has become unreliable.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-10 PW A Simulate Setting PW A_SIMULA TE to ON allo w simulating the PW A parameters, F AILED_ACTIVE, MAINT_ACTIVE and ADVISE_ACTIVE.
Instruction Manual IM-106-880C, OI September 20 09 7-1 1 Hazardous Area OCX 8800 1. Run "T ransmitter Opt ion s" m eth o d. 2. In the "T ransmitter Options" menu, select either "Simulate Switch" or "PW A Simulate".
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-12 Configure Simulation with the Model 375 Field Communicator Use the following procedure to configure PW A simulation using the Mo del 375 Field Communicator . 1. Run "T ransmit ter Opt ion s" m eth o d in the R es ou rc e Bl ock (Res ou rc e | Methods) .
Instruction Manual IM-106-880C, OI September 20 09 7-13 Hazardous Area OCX 8800 Input Failure Set whenever there is a communication error b etween the Fieldbus card and the OCX. Simulation Acti ve Set whenever the Fieldbus Simulate S witch is set to ON at the Fieldbus card or sof tware simulate option e nabled.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-14 COMB _SENSOR_CAL_WHO See FF-903 se ction 3.3. COMB_AUT OCAL_ INTER V AL 0-9999 Hours The time between automatic calibra ti ons of the combustibles sensor . COMB_CAL_POINT 0-55000 PPM The value of the combustibles test gas.
Instruction Manual IM-106-880C, OI September 20 09 7-15 Hazardous Area OCX 8800 COZERO_PURGE_TIME 60-180 Seconds T he duration of the Combustibles sensor zero purge.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-16 O2_SETPOINT °C O 2 heater temperature set point. O2_SLOPE 34.5-57.5 mV/D ecade The O 2 calibration slope. O2_T90 0-300 Seconds The amount of time that the O2 process variable will take to reach 90% of the actual process variable.
Instruction Manual IM-106-880C, OI September 20 09 7-17 Hazardous Area OCX 8800 T ransducer Block Enumerations Calibration St ates During a running calibration proced ure, the states below refle ct the current step that the calibration is running in. Refer to T able 7-4.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-18 Blowback St ates T able 7-6. Blowback S tate Enumerations Alarm Event s T able 7-7.
Instruction Manual IM-106-880C, OI September 20 09 7-19 Hazardous Area OCX 8800 Sensor Housing T ype T a ble 7-9. Sens or Housing Enumerations Cal Results T able 7-10.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-20 COe Zero S t ates T able 7-13. COe Zero S tate Enumerations COe Out T racks T able 7-14.
Instruction Manual IM-106-880C, OI September 20 09 7-21 Hazardous Area OCX 8800 T ransducer Block Channel Assignment s for AI Blocks The following ta ble lists the OCX transducer block I/O chann els for the AI block.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-22 T ransducer Block Channel St atus The st atus of channel 1 to 4 are affected by the st ate of unit alarm. In all cases, the channel will read what it believes the c orrect sensor values.
Instruction Manual IM-106-880C, OI September 20 09 7-23 Hazardous Area OCX 8800 ANALOG INPUT (AI) FUNCTION BLOCK Introduction The Hazardous Area OCX 8800 ha s four transducer block Input/Output channels (T able 7-20) for the AI function blocks. The st atu s of channel values are defined in T able 7 -22.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-24 T able 7-19. Definitions of Analog In put Function Block System Param eters Parameter Index Number Units Description ACK_OPTION 23 None Used to set auto acknowledgment of alarms.
Instruction Manual IM-106-880C, OI September 20 09 7-25 Hazardous Area OCX 8800 Simulation T o support testing, you can eithe r cha nge the mode of the block to manual and adjust the output value, or yo u can enable simulation through the configuration tool and manu ally enter a value for th e measur eme nt value and its status.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-26 Figure 7-6. Analog Input Function Block Schematic Figure 7-7. Analog Input Function Block T iming Diagram Filtering The filtering fe ature changes the response time of the device to smooth variations in output readings caused by rap id changes in input.
Instruction Manual IM-106-880C, OI September 20 09 7-27 Hazardous Area OCX 8800 Y ou can choose fro m dire ct, indirect, or ind irect square ro ot signal conversion with the L_TYPE p arameter . Direct Direct signal conversion allo ws the signal to pass through th e accessed channel input value (or th e simulated value when simulation is enabled).
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-28 T able 7-20. BLOCK_ERR Conditions Modes The AI F unction Block supports three mo des of opera tion as define d by the MODE_BLK para meter: • Manual (Man) The b lock output (OUT) may be set manually .
Instruction Manual IM-106-880C, OI September 20 09 7-29 Hazardous Area OCX 8800 Alarms are grouped into five levels of priority: St atus Handling Normally , the status of the PV reflects the status of th e measurement value, the operating co ndition of the I/O card , and any active alarm condition.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-30 Advanced Features The AI function block provided with Fisher-Rosemount fieldbu s devices provides added capability throu.
Instruction Manual IM-106-880C, OI September 20 09 7-31 Hazardous Area OCX 8800 Figure 7-8. Analog Input Function Block Configuration for a T ypic al T emper at ur e T ransmitter Pressure T ransmitter used to Measure Leve l in an Open T ank Situation #1 The level of an open ta nk is to be measured using a pressure t ap at the bottom of the tank.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-32 Figure 7-10. Function Block Diagram for a Pressure T ransmitter used in Level Measurement Situation #2 The transmitter in si tuation #1 is instal led below the tank in a positio n where the liquid column in the impulse line, when the tank is empty , is equivalent to 2.
Instruction Manual IM-106-880C, OI September 20 09 7-33 Hazardous Area OCX 8800 Differential Pressure T ransmitter to Measure Flow Situation The liquid flow in a line is to be measured using the differential pre ssure across an orifice plate in the line, and the flow measur ement will be used in a flow control loop.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-34 Troubleshooting Refer to T able 7 -25 to troubleshoot any problems th at you encounter . T able 7-25. Tro ubleshooting Sympt om Possible Cause Corrective Action Mode will not leave OOS 1.
Instruction Manual IM-106-880C, OI September 20 09 7-35 Hazardous Area OCX 8800 PROPORTIONAL/ INTEGRAL/DERIVATIVE (PID) FUNCTION BLO CK The PID function block combines all of th e necessary logic to perform proportional/in tegral/derivative (PID) control.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-36 T able 7-26. PID Function Block System Parameters Parameter Index Number Units Description ACK_OPTION 46 None Used to set auto acknowle dgment of alarms.
Instruction Manual IM-106-880C, OI September 20 09 7-37 Hazardous Area OCX 8800 FF_GAIN 42 None The feedforward gain value. FF_V AL is multiplied by FF_GAIN before it is added to the calculated control output.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-38 ROUT_OUT 36 EU of OUT_SCALE Block output that is provid ed to a supervisory host for a back calculation to al- low action to be taken under limiting conditions or mode change.
Instruction Manual IM-106-880C, OI September 20 09 7-39 Hazardous Area OCX 8800 Figure 7-13. PID Function Block Schematic Setpoint Selection and Limiting The setpoint of the PID block is dete rmined by the mod e. Y ou can configure the SP_HI_LIM and SP_ LO_LIM p arameters to li mit the setpo int.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-40 Figure 7-14 . PID Function Block Setpoint Selection Filtering The filtering fe ature changes the response time of the device to smooth variations in output readings caused by rapid changes in input.
Instruction Manual IM-106-880C, OI September 20 09 7-41 Hazardous Area OCX 8800 Y ou can select the value that a master co ntroller uses for tracking by configuring the Use P V for BKCAL_OUT control option.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-42 T able 7-27. BLOCK _ERR Conditions Modes The PID function block support s the following modes: Manual (Man) —The block output (OUT) may be set manually . Automatic (Au to )— T he SP may be set ma nua lly an d th e blo ck alg o rith m calculates OU T .
Instruction Manual IM-106-880C, OI September 20 09 7-43 Hazardous Area OCX 8800 Alarm Detection A block alarm will be generated whenev er the BLOCK_ERR has an error bit set. The types of block error for the AI block are de fined above. Process alarm de te ctio n is base d on the PV value.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-44 Application Information The PID function blo ck is a powerful, flexible control algorithm that is designed to work in a varie ty of control strategies. The PID bl ock is configu red diff erently for dif f erent applications.
Instruction Manual IM-106-880C, OI September 20 09 7-45 Hazardous Area OCX 8800 • Local Override is a non-t arget mode that in structs the block to revert to Local Override when the tracking or fail-safe control options are activated. • Out of Service mode disables the block for main te na nc e.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-46 Figure 7-16 . PID Function Block Diagram for S team Heater Control Exam ple Feedforward Control Situation In the previo us exampl e, control pro blems can aris e because of a time delay caused by thermal iner tia betw een the two flow streams (TT100 and TT101).
Instruction Manual IM-106-880C, OI September 20 09 7-47 Hazardous Area OCX 8800 Figure 7-18 . PID Function Block Diagram for Feedfowa rd Control Cascade Control wit h Master and Slave Loop s Situation A slave loop is added to a basic PID control configuration to measure an d control steam flow to th e ste am he at er .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-48 Solution If the flow is controlled, steam pr essure variations will be compensated before they significantly af fect the h eat exchanger temper ature. The output from the master temperature loo p is used a s the setpo int for the s lave steam flow loop.
Instruction Manual IM-106-880C, OI September 20 09 7-49 Hazardous Area OCX 8800 If the instrument connected to the AI block fails, you can pla ce the AI block in Manual mode and set the output to some nom inal value for u se in the Integrator function block.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-50 Troubleshooting Refer to T able 7-28 to troubleshoot any problems th at you encounter . T able 7-28. Tro ubleshooting Sympt om Possible Causes Corrective A ction Mode will not leave OOS 1.
Instruction Manual IM-106-880C, OI September 20 09 7-51 Hazardous Area OCX 8800 ARITHMETIC (ARTHM) FUNCTION BLOCK Figure 7-22. Arithmetic (ARTHM) Function B lock The Arithmetic function block provid e.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-52 T able 7-29. Arithmetic (ARTHM) Block Index Number Parameter Unit s Description 4 ALERT_KEY None The identification number of the pl ant unit. T his information may be used in thehost fro sorting alarms, etc.
Instruction Manual IM-106-880C, OI September 20 09 7-53 Hazardous Area OCX 8800 Figure 7-23. Arithmetric Function Block Diagram Block Errors T a ble 7-30 lists the conditions rep o rted in the BLOCK_ERR parameter .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-54 Modes The ARTHM b lock supports the following modes: • Manual (Man) – The bl ock output (OUT) ma y be set manually . • Automatic (Auto) – OUT reflects the analog inpu t measurement or the simulated value when simulation is enabled.
Instruction Manual IM-106-880C, OI September 20 09 7-55 Hazardous Area OCX 8800 Compensation Input Calculations For each of the input s IN_1, IN_3, IN_4 there is a gain and bias.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-56 This allows a ratio to be set up that increases the level indication at block output for an increase in the t ank temperature relative to ambient temperature. Figure 7-25.
Instruction Manual IM-106-880C, OI September 20 09 7-57 Hazardous Area OCX 8800 T roubleshooting Refer to T able 7-32 to troubleshoot any problems th at you encounter .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-58 T able 7-33. Input Selector F unction Block System Parameters Parameter Index Number Units Description ALERT_KEY 4 N one The identification number of the plant unit. T his information may be used in the host for sorting alarms, etc.
Instruction Manual IM-106-880C, OI September 20 09 7-59 Hazardous Area OCX 8800 Figure 7-27. Input Selector Function Block Sche matic Block Errors T a ble 7-34 lists the conditions rep o rted in the BLOCK_ERR parameter . Conditions in italics are inactive for the ISEL block and are listed for reference only .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-60 Alarm Detection A block alarm will be generated whenev er the BLOCK_ERR has an error bit set. The types of block error for the ISEL bl ock are defined above. Alarms are grouped into five levels of priority , T able 7-35.
Instruction Manual IM-106-880C, OI September 20 09 7-61 Hazardous Area OCX 8800 Application Information The ISEL function block can be used to select the maximum temper ature input from fo ur inputs a.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-62 T roubleshooting T able 7-37. Tro ubleshooting ISEL Block OPERATION WITH EMERSON PROCESS MANAGEMENT DELT AV About AMS an.
Instruction Manual IM-106-880C, OI September 20 09 7-63 Hazardous Area OCX 8800 • From the list, select “Add Device De finition”... This should give you a “Browse for folder” select ion box. Browse to the directory that contains the 7 files needed to “regi ster” a new device with Delt aV .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 7-64.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 8 T roubleshooting Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 8-1 Diagnostic Alarms . . . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 8-2 T ot al Power Loss In the event that the Haza rdous Area OCX 8800 will not power up at all, check the incoming power supply to make sure power is being delivered to the Hazardous Area OCX 8800.
Instruction Manual IM-106-880C, OI September 20 09 8-3 Hazardous Area OCX 8800 FAULT ISOLATION Faults in the Hazardous Area OCX 880 0 T r ansmitter are indicated by messages displayed o n the 3 75 Fie ld Co mmunicator o r LOI. Fault in dications that can appear are listed in T able 8-1, T roubleshooting.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 8-4 SB T emp Hi (Sample blo ck he ater temperature high, > 19 0ºC) Probable Cause Recommended Corrective Act ion High noise in OCX power supply Check power supply for line noise or voltage fluct uations.
Instruction Manual IM-106-880C, OI September 20 09 8-5 Hazardous Area OCX 8800 SB TC Open (Sample b lock heater thermoco uple open) Probable Cause Recommended Corrective Act ion Sample block thermocouple or thermocouple circuit open Check sample block thermocouple and circuit wires fo r breaks or loose connections per Figure 8-3 and Figure 9-8 .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 8-6 ADC Failure (Voltage to digital conver si on could not complete ) ADC Ref Error (Voltage to digital co nversion not accur.
Instruction Manual IM-106-880C, OI September 20 09 8-7 Hazardous Area OCX 8800 Figure 8-2. Oxygen and Cell Output Cal W arning (Calibration warning) Cal Failed (Calibration failed) Probable Cause Reco.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 8-8 Board T emp Hi (Electronics temperature maximum exceeded, > 85ºC) Probable Cause Recommended Corrective Act ion Elect.
Instruction Manual IM-106-880C, OI September 20 09 8-9 Hazardous Area OCX 8800 Line V oltage High (AC power line voltage above maximum, > 278 V AC) Probable Cause Recommended Corrective Act ion High noise or voltage fluctuations in power supply Check power supply for line noise or voltage fl uctuations.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 8-10 Figure 8-3. Electrical Connections Be twee n Electronics and Sensor Housing 37390014 RED BLK WHT GRN BLK BLK BLU BLK YEL.
Instruction Manual IM-106-880C, OI September 20 09 8-1 1 Hazardous Area OCX 8800 ALARM RELAY EVENT S The Hazardou s Area OCX 8800 contains an ala rm relay that can be configured to activate on on e of twel ve different gr oups of event s. These event groups, and th e conditions that trigger them, are liste d in T able 8-2, Alarm Relay Event Groups.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 8-12.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 9 Maintenance and Service Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 9-1 OCX 8800 Removal and Installation .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-2 OCX with Integral Electronics Remove Hazardous Area OCX 8800 1. Turn off power to th e system. 2. Shut off the test gases at the cylin ders and shut off the instru ment air .
Instruction Manual IM-106-880C, OI September 20 09 9-3 Hazardous Area OCX 8800 Figure 9-2. Electronics Housing T erminal Blocks 37390013 TOP VIEW (1/2 SIZE) Ground Stud Earth Ground Typical for Electr.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-4 Inst all Hazardous Area OCX 8800 Observe the following cau tions when installing the Hazar dous Area OCX 8800 in a hot process st ack. If the process is shut down and cooled, the transmitter can be inst alled in the stack prior to connecting the pneumatics and wiring.
Instruction Manual IM-106-880C, OI September 20 09 9-5 Hazardous Area OCX 8800 OCX with Remote Electronics Remove Sensor Housing 1. Turn off power to th e system.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-6 4. Remove the cover from the sensor housing to expose the sensor housing terminal blocks, Figure 9-4. 5. Disconnect the signal cable from the O 2 and T/C terminal blocks, and from the CO and CJC terminal blocks.
Instruction Manual IM-106-880C, OI September 20 09 9-7 Hazardous Area OCX 8800 Inst all Sensor Housing 1. Insert and bolt the sensor housing in the stack and inst all insula tion. 2. Connect the test gas, reference air , eductor air , and dilution air lines to the sensor hous in g.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-8 Figure 9-5. Electronics Housing T erminal Blocks 37390013 TOP VIEW (1/2 SIZE) Ground Stud Earth Ground Typical for Electr.
Instruction Manual IM-106-880C, OI September 20 09 9-9 Hazardous Area OCX 8800 Figure 9-6. Remote Electr onics Housing C able Connec tions.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-10 Inst all Remote Electronics Housing 1. Mount remote electronics housing on wall or pipe within dist ance of signal and heater cab l es in us e. 2. Remove the electronics housing cover .
Instruction Manual IM-106-880C, OI September 20 09 9-1 1 Hazardous Area OCX 8800 Figure 9-7. Removal of O 2 Cell and Heater S trut Assembly Remove O 2 Cell and Heater Strut Assembly 1. Remove reference air tube (7, Figure 9-7) from sensor housing (8).
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-12 Remove Sample Block Heater Rods 1. Disconnect sample block heater rod wires from terminal blo ck. Refe r to Figure 9-8. 2. Loosen screws (1 1, Figure 9-7) and rotate h eater clamp s (12) to release heater rods (13).
Instruction Manual IM-106-880C, OI September 20 09 9-13 Hazardous Area OCX 8800 Remove COe Sensor Assembly 1. Disconnect COe heater , thermocouple, and sensor wires from terminal blocks.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-14 Figure 9-10. Removal of COe Sensor Assembly 37390047 1 5 6 7 8 9 10 11 12 13 14 1. Insulator 2. Dilution Air T ube 3. COe Extr active T ube 4. Eductor Air T ube 5. COe Sensor Assemb ly 6.
Instruction Manual IM-106-880C, OI September 20 09 9-15 Hazardous Area OCX 8800 6. See Figure 9-1 1. Using straightedge on the sensor holder flat, as shown, mat chmark upper flange of sensor housin g to show co rrect alignment of sensor holder .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-16 Figure 9-12. Eductor Alignment Matchmarks Remove Eductor The O 2 cell and heater strut asse mbly (9, Figure 9-7) and the COe sensor assembly (5, Figure 9-10) must be removed before you st art this procedure.
Instruction Manual IM-106-880C, OI September 20 09 9-17 Hazardous Area OCX 8800 Figure 9-13. Removal of Sample and Exhaust T ubes Remove Sample and Exhaust T ubes 1. Secure the sensor housing (1, Figure 9-13) in soft (plastic, wood, or brass) vice jaws.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-18 Figure 9-14. O 2 Cell, Heater , and Thermocouple, Expl oded Vie w Disassemble O 2 Cell and Heater Strut Assembly Do not attempt to replace the O 2 cell until all other possibilities for poor performance have been considered.
Instruction Manual IM-106-880C, OI September 20 09 9-19 Hazardous Area OCX 8800 Disassemble COe Se nsor Assembly 1. Carefully remo ve screws (1, F igure 9-15) , lockwashers (2), and CO e sensor (3) from sensor holder (4). Re move and dis card gasket (5).
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-20 3. If pre-heater (7) is to be removed , clamp flats of sensor holder (4) in vise jaws with plug (8) pointing up. Remove plu g. Unclamp sensor holder and pour st ainless steel balls (9) i nto a conta iner .
Instruction Manual IM-106-880C, OI September 20 09 9-21 Hazardous Area OCX 8800 Figure 9-16. COe Sensor and Pre-Heater Alignme nt 7. Install COe sensor (3 ), lockwashe rs (2), and screws (1). Rotate flat of COe sensor (3) to center of sensor holder (4).
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-22 Inst all Eductor If installed, the O 2 cell and hea ter strut assembly (9, Figure 9-7) must be removed from sensor ho using (8), before you inst all the eductor . 1. Apply pipe thread sealant (Loctite #567) to the exter na l pipe threads of eductor (6, Figure 9-17).
Instruction Manual IM-106-880C, OI September 20 09 9-23 Hazardous Area OCX 8800 2. Install and tighten eductor (6) in eductor ho lder (14). 3. Install and tighten elbow (12) on eductor (6) . Male port of elbow must point up and be in line with long axis of eductor .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-24 Inst all COe Sensor Assembly Figure 9-19. Band Heater Height 1. Apply pipe thread sealant (Loctite #567) to the exposed pipe thr eads of eductor elbow (12, Figur e 9-17). Do not apply sealant to the first turn of the pipe threads.
Instruction Manual IM-106-880C, OI September 20 09 9-25 Hazardous Area OCX 8800 8. Install and fasten thermocouple (8, Figure 9-17). 9. Position band heater as shown in Figure 9-19 and Figure 9-20 and tighten band heater clamp scr ew . The heater insu lator (9) end joint must line up with the band gap of the COe ba nd heater (10).
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-26 Figure 9-22. Installation of O 2 Cell and Heater S trut Assembly 5 6 12 11 14 15 10 9 1 2 4 3 7 8 13 3 7 390066 1. Screw 2. Loc king Clip 3. Cov er 4. O-ring 5. Marking Plate 6.
Instruction Manual IM-106-880C, OI September 20 09 9-27 Hazardous Area OCX 8800 Install Sample Block Heater Rods 1. Before installing sample block heater rods (13, Figure 9-22), evenly coat the heater rods with W atlube heater release agent. 2. Install the heater rods (13), heater clamps (12), and screws (1 1).
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-28 Inst all O 2 Cell and Heater Stru t Assembly 1. Rub a small amount of anti-sei ze compound on both side s of new gasket (10, Figure 9-22). 2. Apply anti-seize compound to threads of O 2 cell and heater strut assembly (9) and se ns or housing (8).
Instruction Manual IM-106-880C, OI September 20 09 9-29 Hazardous Area OCX 8800 REP AIR ELECTRONICS HOUSING Use the following procedures to re move damaged component s from the Hazardous Area OCX 8800 electron ics housing and to install new replacement p arts.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-30 Figure 9-24. Removal/Inst allation of Electronics Housing Com ponents Remove Electron ics St ack 1. Unplug power cable, signal cable, and solenoid lead connectors from terminals of electronics stack (5, Figure 9 -24).
Instruction Manual IM-106-880C, OI September 20 09 9-31 Hazardous Area OCX 8800 Remove Solenoid V alves 1. Disconnect solenoid leads from mating terminal connector . 2. Remove top nut of solenoid valve (15 or 16, Figure 9-24). 3. Remove the s olenoid co il assembly and washer .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-32 Inst all Solenoid V alves 1. Disassemble replacement solenoid valve (15 or 16, Figure 9-24). 2. Install new solenoid v alve base. Be c areful not t o overtighten . 3. Install new washer and solenoid coil assembly and secure with nut.
Instruction Manual IM-106-880C, OI September 20 09 9-33 Hazardous Area OCX 8800 Figure 9-26. Electronics Housing Cable Connections.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-34 Figure 9-27. Solenoid Power T erminals Inst all Cover 1. If removed, install cover gasket (4, Figur e 9-24). Screw cover (3) onto electronics housing. T ighten cover firmly .
Instruction Manual IM-106-880C, OI September 20 09 9-35 Hazardous Area OCX 8800 REPLACE T UBE FITTINGS The OCX transmitter housings have specia l tube fittings that, if clogged or damaged, must be r eplaced with the same type of fitting. The special tube fittings have alpha or numeric codes etched on the fitting.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 9-36 Figure 9-28. Removal of T ube Fittings Inst all T ube Fittings 1. V erify that the replacement tube fitt ing is identical to the item removed. S pecial fittings are etched with code markings.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Section 10 Replacement Part s Sensor Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 10-2 Electronics Housing . . . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 10-2 SENSOR HOUSING Figure 10-1. Sensor Housing Compo nents (Sheet 1 of 2).
Instruction Manual IM-106-880C, OI September 20 09 10-3 Hazardous Area OCX 8800 Index No. Part Number Description 1 5R10190G02 O 2 Cell and Heater Assembly , S tandard Cell 5R10190G03 O 2 Cell and Hea.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 10-4 Figure 10-2. Sensor Housing Compo nents (Sheet 2 of 2).
Instruction Manual IM-106-880C, OI September 20 09 10-5 Hazardous Area OCX 8800 Index No. Part Number Description 1 1A99089H02 Cover Gask et (O-ring) 2 5R10246H06 Blowback Filter , 5 Micron, S tainless S teel 3 1A98448H02 O-ring 4 5R10247H01 Fitting 5 5R10183H02 Tube, Sample, 18 in.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 10-6 ELECTRONICS HOUSING Figure 10-3. Electronics Housing Co mponents 37390054 6 8 1 3 2 5 4 7 9 10.
Instruction Manual IM-106-880C, OI September 20 09 10-7 Hazardous Area OCX 8800 Index No. Part Number Description 1 1A97902H01 Hose 2 1A97905H02 Solenoid V alve, 3-Way 3 1A97905H01 Solenoid V alve, T .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 10-8 Figure 10-4. EMI Filter and T erminal Block 1 2 3 37390083 Brown Blue Green Green Green Brown Blue Index No.
Instruction Manual IM-106-880C, OI September 20 09 10-9 Hazardous Area OCX 8800 O 2 CELL AND HEATER STRUT ASSEMBLY Figure 10-5. O 2 Cell and Heater S trut Assembly 37390055 2 1 3 4 5 6 7 Index No.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 10-10.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Appendix A Safety Dat a Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page A-2 Safety Dat a Sheet for Ceramic Fiber Product s .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-2 SAFETY INSTRUCTIONS IMPORT ANT SAFETY INSTRUCTIONS FOR THE WIRING AND INST ALLA TION OF THIS APP ARA TUS The following safety instruct ions appl y specifically to all EU member st ates.
Instruction Manual IM-106-880C, OI September 20 09 A-3 Hazardous Area OCX 8800 D Ů LEŽITÉ Bezpe č nostní pokyny pro zapojení a inst alaci za ř ízení Následující bezpe č nostní poky ny se speciáln ě vztahují na všechny č lenské státy EU.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-4 VIG TIG T Sikkerhedsinstruktion for tilslut ning og inst allering af dette udstyr .
Instruction Manual IM-106-880C, OI September 20 09 A-5 Hazardous Area OCX 8800 BELANGRIJK V eiligheidsvoorschriften voor de aansl uiting en inst allatie van dit toestel. De hierna volgende veiligheidsvoorsc hriften zijn vooral bedoeld voor de EU lidst aten.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-6 BELANGRIJK V eiligheidsinstructies voor de be drading en inst allatie van dit app araat.
Instruction Manual IM-106-880C, OI September 20 09 A-7 Hazardous Area OCX 8800 WICHTIG Sicherheit shinweise für de n Anschluß und die Inst allation dieser Gerät e. Die folgenden Sicherheit shinweise si nd in allen Mitgliederst aaten der europäischen Gemeinschaf t gültig.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-8 ΣΗΜΑΝΤΙΚ Ο Οδ η γ ι ε σ ασφ αλειασ για την καλωδιωση και εγκα τ αστ α.
Instruction Manual IM-106-880C, OI September 20 09 A-9 Hazardous Area OCX 8800 OLULINE TEA VE Juhtmestiku ja seadme p aigaldamisega seotud ohut usjuhised Alljärgnevad ohutusju hised rakenduvad eriti kõigi Euroo pa Liidu liikmesriikide suhtes. Antud ju hiseid tu leb täpse lt järgida, et kindlust ada vast avus madalpinge dir ektiiviga.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-10 TÄRKEÄÄ T urvallisuusohje, jot a on noudatett ava tämän laitteen asent amisessa ja kaapeloinnissa .
Instruction Manual IM-106-880C, OI September 20 09 A-1 1 Hazardous Area OCX 8800 IMPORT ANT Consignes de sécurité conc ernant le raccordement et l'in sta llation de cet app areil. Les consignes de sécurité ci-d essous s'adressent p articulièrement à tous les ét at s membres de la communauté européenne.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-12 FONT OS Biztons ági el ő írások a készülék vezetékelé séhez és üzembeállításá hoz A következ ő biztonsági el ő írás ok kifejezetten vonatkoznak az összes EU-tagállamra.
Instruction Manual IM-106-880C, OI September 20 09 A-13 Hazardous Area OCX 8800 IMPORT ANTE Norme di sicurezza per il cablaggi o e l'inst allazion e dello strumento.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-14 SV ARBU š io priet aiso laid ų prijungimo ir inst aliacijos saugos inst rukcijos T oliau išvardinti saugumo reikalavimai taikomi k onkre č iai visoms ES šalims nar ė ms.
Instruction Manual IM-106-880C, OI September 20 09 A-15 Hazardous Area OCX 8800 SV AR Ī GI Droš ī bas nor ā d ī jumi š ī s iek ā rt as pievienoš anai un uzst ā d ī ša n a i Tu r p m ā kie droš ī bas nor ā d ī jumi attiecas u z vis ā m ES dal ī bvalst ī m.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-16 1. Konnessjonijiet adegwati ta' l-ert għandhom isiru għall-punti kollha ta' l-ert, interni u esterni, fejn ikun ipprovdut.
Instruction Manual IM-106-880C, OI September 20 09 A-17 Hazardous Area OCX 8800 VIKTIG Sikkerhet sinstruks for tilkobling og inst allasjon av dette ut styret. Følgende sikk erhetsinstruksjoner gjelde r spesifikt alle EU medle msland og land med i EØS-avt alen.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-18 WA Ż NE! Zalecenia doty cz ą ce bezpie cze ń stw a w zakresie pod łą czania i inst alacji tego urz ą dzenia Nast ę puj ą ce zalecenia dotycz ą zw ł aszcza sto so w an ia ur z ą dz enia we wszystkich krajach Unii Europe jskiej.
Instruction Manual IM-106-880C, OI September 20 09 A-19 Hazardous Area OCX 8800 IMPORT ANTE Instruções de seguran ça para liga ção e instalaç ão deste ap arelho. As seguintes instruções de seg urança aplicam-se especific amente a todos os est ados membros da UE.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-20 DÔLEŽITÉ Bezpe č nostné pokyny pre za pojenie káblov a inš t aláciu toht o prístroja Nasledovné bezpe č nostné pok yny sa vzt’ahujú konkrétne na všetky č lenské štáty EÚ.
Instruction Manual IM-106-880C, OI September 20 09 A-21 Hazardous Area OCX 8800 POMEMBNO V arnostna na vodila za poveza vo in vgradnjo napra ve Naslednja varnostna navodila veljajo za vse države č lanice EU. Zaradi zagotovitve skladnost i z nizkonapetostno direktivo morate navo dila strogo upoštevati.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-22 IMPORT ANTE Instrucciones de seguridad p ara el montaje y cab leado de este ap arato. Las siguientes instrucciones de s eguridad, son de aplicacion especifica a todos los miembros de la UE y se adjunt aran p ara cumplir la normativa europea de baja tension.
Instruction Manual IM-106-880C, OI September 20 09 A-23 Hazardous Area OCX 8800 VIKTIG T Säkerhetsföreskrifter för kablage och installation av denna apparat. Följande säkerhet sför eskrifter är tillämp liga för samtliga EU-medlemsländer . De skall följas i varje avseende för att överensstämma med Lågs pännings direktivet.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-24 SAFETY DAT A SHEET FOR CERAMIC FIBER PRODUCT S JUL Y 1, 1996 SECTION I. IDENTIFICA TION PRODUCT NAME Ceramic Fiber Heaters, Molded In sulation Modules and Ceramic Fiber Radiant Heater Pane ls.
Instruction Manual IM-106-880C, OI September 20 09 A-25 Hazardous Area OCX 8800 SECTION IV . FIRE AND EXPLOSION DA T A FLASH POINT : None FLAMMABILITY LIMITS: N.A. EXTINGUISHING ME DIA Use extinguishing agen t suitable for type of surrounding fire . UNUSUAL FIRE AND EXPLOSION HAZARDS / SPECIAL FIRE FIGHTING PROCEDURES N.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-26 3. A statistical "tr end" was observed in the exposed popula tion between the duration of expo sure to RCF and a d ecrease in some measures of pulmonary fu nction.
Instruction Manual IM-106-880C, OI September 20 09 A-27 Hazardous Area OCX 8800 SECTION VI. REACTIVITY DA T A ST A BILITY/ CON DITIO NS TO A VOID S table under normal conditions of use. HAZARDOUS POL YMERIZA TION /CO NDITIONS TO A VOID N.A. INCOMP A TIBILIT Y/MA TERIALS T O A VOID Incompatible with hydrofluoric a cid and conc entrated al kali.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-28 SECTION IX. SPECIAL PRECAUTIONS PRECAUTIONS TO BE T A KEN IN HANDLING AND STORING General cleanliness should be followed. The T oxicology data indicate that ceramic fiber should be handled with caution.
Instruction Manual IM-106-880C, OI September 20 09 A-29 Hazardous Area OCX 8800 If airborne fiber or cristobalite concentr ations are not known, as minimum protection, use NIOSH/MSHA approved h alf face, air purifying respirator with HEP A filter cartridges.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-30 HIGH PRESSURE GAS CYLINDERS GENERAL PRECAUTIONS FOR HANDLING AND STORING HIGH PRESSURE GAS CYLINDERS • Edited from sel.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-31 ATEX CLARIFICATION A TEX COMPLIANT GAS ANAL YSIS PERFORMED WITHIN A FLAMEPROOF ENCLOSURE S pecial conditions apply to us.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 A-32.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Appendix B SP A with HART Alarm Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . p age B-1 Description . . . . . .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 B-2 Figure B-2. OCX 8800 and SP A Interface Con nections INST ALLATION Refer to Figure B-2 for the typical in terface con nections for the Hazard ous Area OCX 8800 and the SP A with HART alarm.
Instruction Manual IM-106-880C, OI September 20 09 B-3 Hazardous Area OCX 8800 IN IN Fluke Model 87 Multimeter or equivalent Optional mA A C or DC P ower Input AC AC C GND 37390024 250 Ω 950 Ω > < OCX 8800 Figure B-3. SP A Jumper and Dip Switch Settings Figure B-4.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 B-4 NOTE The O 2 signal connection is not requ ired for SP A configuration or calibra tion. The OCX interface will allow you to obs erve the O 2 signal level wh en the SP A configuration procedur e is completed.
Instruction Manual IM-106-880C, OI September 20 09 B-5 Hazardous Area OCX 8800 5. Figure B-6 shows the SP A menu, subme nus, and p arameter values that must be selected to configur e the SP A for use with the Hazardous Are a OCX 8800. Use the follo wing instructions and selections sho wn to properly configur e the SP A.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 B-6 Figure B-6. SP A Configuration Menu for Hazardous Area OCX 8800 Communicatio n 37390003 TRIM OUT Ü SET MSTR Üô PRIM Ü.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www ..raihome.com Appendix C Return of Materials RETURNING MATERIAL If factory repair of defective eq uipm ent is required, proceed as follows: 1.
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 C-2.
Instruction Manual IM-106-880C, OI September 2009 Hazardous Area OCX 8800 http://www .raihome.com Inde x A Accessories . . . . . . . . . . . . . . 1-16 AI Function Block . . . . . . . . . . 7-23 Alarm Detection . . . . . . . . 7-28 Application Information .
Instruction Manual IM-106-88 0C, OI September 2009 Hazardous Area OCX 8800 Index-2 M Manual Calibration, Fieldbus . . . . . . . . . . . . 5-8, 5-10 Manual Calibration, HART . . . . 5-5 Manual Calibration, LOI . . . . . . 5-4 Mapping of PW A . . . . . .
W ARRANTY Rosemount Analytical warrants that the equipment manufactur ed and sold by it will, upon shipment, be free of defects in workmanship or material.
© 2009 Emerson Process Management. All rights reserved. Rosemount Analytical and the Rosemount Analytical logotyp e are registered trademarks of Rose mount Analytical Inc. HART is a registered trademark of the HART Communications Foundation. All other marks are the property of their respective owners.
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