Emerson Oxymitter 5000 Instruction Manual

Oxygen transmitter with foundation fieldbus communications
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Instruction Manual
IB-106-350 Rev. 1.2
April 2001
Oxymitter 5000
Oxygen Transmitter with Foundation
Fieldbus Communications
http://www.processanalytic.com
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Summary of Contents for Emerson Oxymitter 5000

  • Page 1 Instruction Manual IB-106-350 Rev. 1.2 April 2001 Oxymitter 5000 Oxygen Transmitter with Foundation Fieldbus Communications http://www.processanalytic.com...
  • Page 2 Model 275 may require modification. If a software modification is required, please contact your local Fisher-Rosemount Service Group or National Response Cen- ter at 1-800-654-7768. Emerson Process Management Rosemount Analytical Inc. Process Analytic Division 1201 N. Main St.
  • Page 3 HIGHLIGHTS OF CHANGES Effective March, 1999 Rev. 1.0 Page Summary Page 3-1 Added note referencing appendices for fieldbus information. Page A-5 Added Table A-4. Page A-6 Added Table A-5. Effective November, 1999 Rev. 1.1 Page Summary Pages P-12 thru Added new Quick Start Guide. P-17 Page 1-8 Added information on electronics operating temperatures and parts...
  • Page 5: Table Of Contents

    Electrical Installation (For Oxymitter 5000 Without SPS 4000)......... 2-9 Electrical Installation (For Oxymitter 5000 With SPS 4000)........2-10 Pneumatic Installation (For Oxymitter 5000 Without SPS 4000) ......2-13 Pneumatic Installation (For Oxymitter 5000 With SPS 4000) ........2-14 STARTUP AND OPERATION ..................3-1 General ..........................
  • Page 6 REPLACEMENT PARTS ....................8-1 APPENDICES ......................... 9-1 Appendix A. Fieldbus Parameter Description..............A-1 Appendix B. Analog Input (AI) Function Block ..............B-1 Appendix C. PID Function Block ..................C-1 10-0 INDEX..........................10-1 Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 7 April 2001 LIST OF ILLUSTRATIONS Figure 1. Oxymitter 5000 Installation Options..............P-12 Figure 2. Oxymitter 5000 with SPS 4000 Wiring Diagram..........P-15 Figure 3. Oxymitter 5000 without SPS 4000 Wiring Diagram..........P-15 Figure 1-1. Typical System Package ..................1-0 Figure 1-2.
  • Page 8 Replacement Parts for Probe ................8-1 Table 8-2. Replacement Parts for Electronics ................ 8-6 Table 8-3. Replacement Parts for SPS 4000................8-8 Table 8-4. Replacement Parts for Calibration Gas Bottles ............. 8-8 Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 9: Preface

    PREFACE The purpose of this manual is to provide information concerning the components, func- tions, installation and maintenance of the Oxymitter 5000 Oxygen Transmitter with Foun- dation Fieldbus Communications module. Some sections may describe equipment not used in your configuration. The user should become thoroughly familiar with the operation of this module before operating it.
  • Page 10 Delta V, the Delta V logotype, PlantWeb, and the PlantWeb logotype are trademarks of Fisher-Rosemount. is a trademark of the Fieldbus Foundation. OUNDATION Rosemount satisfies all obligations coming from legislation to harmonize the product require- ments in the European Union. Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 11: Safety Instructions

    9. Where equipment or covers are marked with the symbol to the right, refer to the Operator Manual for instructions. 10. All graphical symbols used in this product are from one or more of the follow- ing standards: EN61010-1, IEC417, and ISO3864. Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 12 Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 13: Material Safety Data Sheet

    • May be irritating to skin, eyes and respiratory tract. • May be harmful if inhaled. • Cristobalite (crystalline silica) formed at high temperatures (above 1800ºF) can cause severe respiratory disease. Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 14 FIRE AND EXPLOSION DATA FLASH POINT: None FLAMMABILITY LIMITS: N.A. EXTINGUISHING MEDIA Use extinguishing agent suitable for type of surrounding fire. UNUSUAL FIRE AND EXPLOSION HAZARDS / SPECIAL FIRE FIGHTING PROCEDURES N.A. Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 15 There are several occupational and non-occupational causes for pleural plaque. It should be noted that plaques are not “pre-cancer” nor are they associated with any measurable effect on lung function. Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 16 SECTION VI. REACTIVITY DATA STABILITY/CONDITIONS TO AVOID Stable under normal conditions of use. HAZARDOUS POLYMERIZATION/CONDITIONS TO AVOID N.A. INCOMPATIBILITY/MATERIALS TO AVOID Incompatible with hydrofluoric acid and concentrated alkali. HAZARDOUS DECOMPOSITION PRODUCTS N.A. Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 17 Wear safety glasses or chemical worker’s goggles to prevent eye contact. Do not wear contact lenses when working with this substance. Have eye baths readily available where eye contact can occur. Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 18 Full face, positive pressure supplied air respira- OSHA PEL for cristobalite (2.5 mg/m tor (e.g. 3M 7800S with W9435 hose & W3196 low pressure regulator kit connected to clean air supply or equivalent). P-10 Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 19 Air blowing or dry sweeping should not be used. Dust-suppressing components can be used to clean up light dust. Product packaging may contain product residue. Do not reuse except to reship or return Ceramic Fiber prod- ucts to the factory. Rosemount Analytical Inc. A Division of Emerson Process Management P-11...
  • Page 20: Figure 1. Oxymitter 5000 Installation Options

    FIELDBUS DIGITAL SIGNAL OXYMITTER 5000 LOGIC I/0 INSTR. AIR SUPPLY CAL GAS CALIBRATION GAS 1 IMPS 4000 CALIBRATION GAS 2 LINE VOLTAGE REFERENCE AIR 31770001 Figure 1. Oxymitter 5000 Installation Options P-12 Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 21: Can You Use The Following Quick Start Guide

    You are familiar with the installation requirements for the Oxymitter 4000 Oxygen Transmitter with an integral SPS 4000. If you cannot use the Quick Start Guide, turn to Section 2, Installation, in this Instruction Bulletin. Rosemount Analytical Inc. A Division of Emerson Process Management P-13...
  • Page 22 INSTALLING AND WIRING A ROSEMOUNT OXYMITTER 5000 OXYGEN TRANSMIT- TER” on the preceding page. 1. Install the Oxymitter 5000 in an appropriate location on the stack or duct. Refer to Section 2, paragraph 2-1a for information on selecting a location for the Oxymitter 5000.
  • Page 23: Figure 2. Oxymitter 5000 With Sps 4000 Wiring Diagram

    WIRING TO TO INTERFACE BOARD TO POWER SUPPLY TO INTERFACE OXYMITTER BOARD 35950001 BOARD 5000 Figure 2. Oxymitter 5000 with SPS 4000 Wiring Diagram TERMINAL AC LINE BLOCK AC TERMINAL VOLTAGE PORT COVER LINE VOLTAGE (85 TO 264 VAC) GROUND...
  • Page 24 9. If the calibration was valid, the DIAGNOSTIC ALARMS LEDs indicate normal operation. If the new calibration values are not within the parameters, the DIAGNOSTIC ALARMS LEDs will indicate an alarm. 10. Place the control loop in automatic. P-16 Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 25: Hart Communicator

    U.S. and abroad. Phone: 1-800-654-RSMT (1-800-654-7768) Rosemount may also be reached via the Internet through e-mail and the World Wide Web: E-mail: [email protected] World Wide Web: www.processanalytic.com Rosemount Analytical Inc. A Division of Emerson Process Management P-17...
  • Page 26: Figure 1-1. Typical System Package

    1. Instruction Bulletin 2. IMPS 4000 Intelligent Multiprobe Test Gas Sequencer (Optional) 3. Oxymitter 5000 with Integral Electronics 4. SPS 4000 Single Probe Autocalibration Sequencer (Optional) - (Shown with reference air option) 5. Adaptor Plate with Mounting Hardware and Gasket 6.
  • Page 27: Description And Specifications

    The last part defines the vari- • Reduced loading on control room ous options and features of the Oxymitter 5000. equipment with the distribution of some Ensure the features and options specified by control and input/ output functions to...
  • Page 28: Ib-106-350 Rev

    When the cell is at operating temperature Two calibration gas sequencers are avail- and there are unequal oxygen concentra- able to the Oxymitter 5000: the IMPS 4000 tions across the cell, oxygen ions will travel and the SPS 4000 (Figure 1-2).
  • Page 29: Figure 1-2. Oxymitter 5000 Autocalibration System Options

    (c) Optional IMPS 4000. The Pro- couple, and diffusion element. grammable Logic Controller (PLC) in the IMPS 4000 provides fault in- 5. The Oxymitter 5000 is constructed of dications using flashing LEDs and rugged 316 L stainless steel for all LCD display messages. Refer to wetted parts.
  • Page 30: Imps 4000 (Optional)

    April 2001 Handling the Oxymitter 5000 A source of instrument air is optional at the Oxymitter 5000 for reference air use. Since the unit is equipped with an in-place cali- bration feature, provisions can be made to It is important that printed circuit...
  • Page 31: Figure 1-4. Typical System Installation

    (HIGH CALIBRATION GAS) AIR SUPPLY CALIBRATION GAS 2 (LOW CALIBRATION GAS) FIELDBUS DIGITAL SIGNAL, LINE RELAY OUTPUTS, AND VOLTAGE REMOTE CONTACT INPUT 35950002 Figure 1-4. Typical System Installation Rosemount Analytical Inc. A Division of Emerson Process Management Description and Specifications...
  • Page 32: Sps 4000 (Optional)

    SPS 4000 Single Probe Autocalibra- a. Mounting tion Sequencer Instruction Bulletin. The SPS 4000 can be mounted either di- rectly to an Oxymitter 5000 or at a remote Description and Specifications Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 33 In addition, the manifold houses purchased through a local supplier. two calibration gas solenoids that sequence the gases to the Oxymitter 5000, a pressure c. Operation switch that detects low calibration gas pres- sure, and two PC boards. A terminal strip...
  • Page 34: Specifications

    Includes IEC 801-4 for fast transients; 2 KV on power supply and control lines Line Voltage ............... 90-250 VAC, 50/60 Hz. No configuration necessary 3/4 in. - 14 NPT conduit port Description and Specifications Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 35 Relay Outputs to Control Room ......... 5 to 30 VDC, Form A (SPST) (one “In-Cal”, one “Cal Failed”) Cabling Distance between SPS 4000 and Oxymitter 5000 ......Maximum 1000 ft (303 m) Piping Distance between SPS 4000 and Oxymitter 5000 ..........
  • Page 36: Table 1-2. Product Matrix

    IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 Table 1-2. Product Matrix OXT5A Oxymitter 5000 In Situ Oxygen Transmitter Oxygen Transmitter - Instruction Book Code Sensing Probe Type ANSI (N. American Std.) Probe with Ceramic Diffuser ANSI Probe with Flame Arrestor and Ceramic Diffuser ANSI Probe with Snubber Diffuser DIN (European Std.) Probe with Ceramic Diffuser...
  • Page 37: Table 1-3. Calibration Gas Bottles

    Calibration Accessories No Hardware Calibration Gas Flowmeter and Reference Air Set Intelligent Multiprobe Sequencer (Refer to Table 1-4) Single Probe Sequencer – mounted to Oxymitter 5000 (Refer to Table 1-5) Cont’d Example NOTES: Recommended usages: High velocity particulates in flue stream, installation within 11.5 ft (3.5 m) of soot blowers or heavy salt cake buildup.
  • Page 38: Table 1-4. Intelligent Multiprobe Test Gas Sequencer Versions

    IMPS w/220 V Heater 3D39695G12 IMPS w/220 V Heater Table 1-5. Single Probe Autocalibration Sequencer Coding OXYMITTER REF AIR FITTINGS/ 5000 TUBING MOUNTING BRASS/ CODE TEFLON STEEL VERT 1-12 Description and Specifications Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 39: Installation

    MECHANICAL INSTALLATION a. Selecting Location Do not allow the temperature of the 1. The location of the Oxymitter 5000 in Oxymitter 5000 integral electronics to the stack or flue is most important for exceed 149°F (65°C) or damage to the maximum accuracy in the oxygen unit may result.
  • Page 40: Figure 2-1. Oxymitter 5000 Installation

    Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 26170013 Figure 2-1. Oxymitter 5000 Installation Installation Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 41: Figure 2-2. Oxymitter 5000 Installation (With Sps 4000)

    Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 Figure 2-2. Oxymitter 5000 Installation (with SPS 4000) Rosemount Analytical Inc. A Division of Emerson Process Management Installation...
  • Page 42: Figure 2-3. Oxymitter 5000 With Abrasive Shield

    Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 26170014 Figure 2-3. Oxymitter 5000 with Abrasive Shield Installation Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 43: Figure 2-4. Oxymitter 5000 Adaptor Plate Installation

    Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 28550035 Figure 2-4. Oxymitter 5000 Adaptor Plate Installation Rosemount Analytical Inc. A Division of Emerson Process Management Installation...
  • Page 44: Figure 2-5. Oxymitter 5000 Mounting Flange Installation

    WELD OR BOLT ADAPTOR SURFACE PLATE TO METAL WALL OF STACK OR DUCT. NOTE: DIMENSIONS IN INCHES WITH JOINT MUST BE AIRTIGHT. MILLIMETERS IN PARENTHESES. 22220022 Figure 2-5. Oxymitter 5000 Mounting Flange Installation Installation Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 45: Figure 2-6. Oxymitter 5000 Bracing Installation

    NOTE: BRACING IS FOR VERTICAL AND HORIZONTAL OXYMITTER 4000 INSTALLATION. EXTERNAL BRACING REQUIRED FOR 9 FT AND 12 FT (2.75 M AND 3.66 M) PROBES AS SHOWN ABOVE. 26170034 Figure 2-6. Oxymitter 5000 Bracing Installation 4. If using the optional ceramic diffusor GAS FLOW DIRECTION element, the vee deflector must be cor- rectly oriented.
  • Page 46: Figure 2-8. Installation With Drip Loop And Insulation Removal

    Oxymitter 5000. 8. If insulation is being removed to access 7. Insert probe through the opening in the the duct work for Oxymitter 5000 mounting, make sure the insulation is mounting flange and bolt the unit to the replaced afterward (Figure 2-8).
  • Page 47: Electrical Installation (For Oxymitter 5000 Without Sps 4000)

    Connect the line, or L1, wire to the L1 ter- minal and the neutral, or L2 wire, to the N All wiring must conform to local and national terminal (Figure 2-9). The Oxymitter 5000 codes. automatically will configure itself for 90-250 VAC line voltage and 50/60 Hz.
  • Page 48: Electrical Installation (For Oxymitter 5000 With Sps 4000)

    The SPS 4000 autocalibration system util- chanically operated isolating switch. If izes the Oxymitter 5000’s bidirectional logic not, then another external means of contact as a “handshake” signal; therefore, disconnecting the supply from the this signal is not available for alarming equipment should be located close by.
  • Page 49 Figure 2-10. b. Other Electrical Connections 1. Remove screws (26, Figure 4-1) se- curing terminal cover (27). Remove the cover to expose terminal strip (25). Rosemount Analytical Inc. A Division of Emerson Process Management Installation 2-11...
  • Page 50: Figure 2-10. Sps 4000 Electrical Connections

    FACTORY NOT USED FACTORY WIRING FACTORY WIRING WIRING WIRING TO TO INTERFACE BOARD TO POWER SUPPLY TO INTERFACE OXYMITTER BOARD BOARD 5000 28550009 Figure 2-10. SPS 4000 Electrical Connections 2-12 Installation Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 51: Pneumatic Installation (For Oxymitter 5000 Without Sps 4000)

    Connect the (+) and (-) signal leads to when the Oxymitter 5000 is in calibra- terminals 3 and 4, respectively, as tion or when calibration failed. Relay shown in Figure 2-10.
  • Page 52: Pneumatic Installation (For Oxymitter 5000 With Sps 4000)

    Figure 2-12. Oxymitter 5000 Gas Connections NOTE Upon completing installation, make sure that the Oxymitter 5000 is turned on and operating prior to firing up the combustion process. Damage can result from having a cold Oxymitter 5000 exposed to the process gases.
  • Page 53: Startup And Operation

    (38, Figure 4-1), gasket (37), and Oxymitter 5000. screw (36). GENERAL 4. For an Oxymitter 5000 with an inte- grally mounted SPS 4000, remove a. Verify Mechanical Installation screws (26, Figure 4-11) and terminal cover (27). Check that the power and...
  • Page 54 Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 c. Verify Oxymitter 5000 Configuration Refer to Appendix A for more information on (Figure 3-2) using the AI block. Located on the microprocessor board, the e. Once the cell is up to operating tempera-...
  • Page 55: Figure 3-2. Oxymitter 5000 Defaults

    O2 CELL mV + O2 CELL mV - TEST HEATER T/C + POINTS HEATER T/C - HIGH TEST GAS + PROCESS - % O2 28550011 Figure 3-2. Oxymitter 5000 Defaults Rosemount Analytical Inc. A Division of Emerson Process Management Startup and Operation...
  • Page 56: Logic I/O

    The unit is configured for a calibration handshake. CALIBRATION RECOMMENDED will not initiate the calibration cycle with the IMPS 4000 or SPS 4000. *The default condition for an Oxymitter 5000 without an IMPS 4000 or SPS 4000. **The default condition for an Oxymitter 5000 with an IMPS 4000 or SPS 4000.
  • Page 57: Recommended Configuration

    When utilizing the SPS 4000 or the IMPS Rosemount Analytical Inc. A Division of Emerson Process Management Startup and Operation...
  • Page 58: Power Up

    HEATER T/C - HEATER T/C HEATER HIGH O CELL TEST GAS + PROCESS - CALIBRATION % O2 LIGHTING SEQUENCE DURING WARM-UP 28550012 Figure 3-3. Startup and Normal Operation Startup and Operation Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 59: Start Up Oxymitter 5000 Calibration

    02 CELL mV + 02 CELL mv - TEST POINTS HEATER T/C + HEATER T/C - HIGH TEST GAS + PROCESS - % 02 Figure 3-4. Calibration Keys Rosemount Analytical Inc. A Division of Emerson Process Management Startup and Operation...
  • Page 60: General

    O a. Overview cell millivolt, and the process O Ensure the Oxymitter 5000 is at normal op- eration. The diagnostic LEDs will display the (a) TP1 and TP2 monitor the oxygen operating cycle. All other LEDs should be cell millivolt output which equates off (Figure 3-5).
  • Page 61 TP5 Refer to Remote Powered Loop LCD man- and TP6 is the % O seen by the ual for calibration and operation. Rosemount Analytical Inc. A Division of Emerson Process Management Startup and Operation...
  • Page 62 Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 3-10 Startup and Operation Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 63: Maintenance And Service

    TION RECOMMENDED alarm sig- plugged diffusion element is to note the time nals that a calibration is required. it takes the Oxymitter 5000 to return to the (b) Enter a time to next calibration us- normal process reading after the last cali-...
  • Page 64: Figure 4-1. Oxymitter 5000 Exploded View

    31. Left Housing Cover 32. Silicon Tube 33. Tube Clamp 34. Screw 35. Washer 36. Screw 37. Gasket 38. Cover Lock 28550001 Figure 4-1. Oxymitter 5000 Exploded View Maintenance and Service Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 65: Figure 4-2. Membrane Keypad

    However, the calibra- inside of the right electronics housing tion gases must be permanently piped cover (Figure 4-3). to the Oxymitter 5000, an SPS 4000 or Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Service...
  • Page 66: Figure 4-3. Inside Right Cover

    (b) Verify the calibration gas parame- ters are correct per paragraph LED will flash continuously. The flashing LED indicates 4-2a. that the Oxymitter 5000 is ready to accept the first cali- (c) If performing a manual calibration bration gas. with CALIBRATION RECOM- MENDED LED off and the CAL Apply the first calibration gas.
  • Page 67 If the calibration was inva- calibration gas. (Electronics will abort the calibration if step lid, the Oxymitter 5000 will return to 6 is not done within 30 min- normal operation, as it was before a calibration was initiated, and the utes).
  • Page 68: Led Status Indicators

    Oxy- HIGH HIGH mitter 5000. TEMP HEATER HIGH CASE (d) While facing the Oxymitter 5000 TEMP and looking at the Rosemount la- LOW TEMP bel, remove screw (36, Figure 4-1), HIGH TEMP gasket (37) and cover lock (38) se- curing left housing cover (31).
  • Page 69: Figure 4-4. Terminal Block

    (38), gasket (37), and screw (36). 2. Replace. (e) Connect the calibration gas and in- strument air lines to the Oxymitter (a) Bolt the Oxymitter 5000 to the 5000. stack and install insulation. (f) Turn on the calibration gases at the...
  • Page 70: Figure 4-5. Electronic Assembly

    Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 b. Oxymitter 5000 (with Integrally Mounted wired LINE IN and NEUTRAL SPS 4000) leads to terminals L and N (Figure 2-10). Also, remove the customer- 1. Remove. wired ground lead from the ground lug.
  • Page 71: Electronics Replacement

    5000 units without integrally 250VAC TIME LAG mounted SPS 4000 units. If it is neces- sary to replace the entire electronics on an Oxymitter 5000/ SPS 4000 as- sembly, contact Rosemount for further instructions. 1. Follow the instructions in paragraph 22220061 4-4a.1 to remove the Oxymitter 5000...
  • Page 72 13. Follow the instructions in paragraph captive screws on the microprocessor 4-4a.2 to install the Oxymitter 5000 into board (top board). the stack or duct. If installing an Oxy- mitter 5000/SPS 4000 assembly, follow 8.
  • Page 73: Figure 4-7. Fuse Location

    Ensure assembly can now be completely re- the assembly is secure by gently trying moved from the housing. to separate the boards. Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Service 4-11...
  • Page 74: Entire Probe Replacement (Excluding Electronics)

    Follow the instructions in paragraph 4-4a.1 4-5a, steps 2 through 6. to remove the Oxymitter 5000 from the stack or duct. If removing an Oxymitter 5000 NOTE with an integrally mounted SPS 4000, follow the instructions in paragraph 4-4b.1.
  • Page 75: Figure 4-8. Heater Strut Assembly

    It will turn to align the hole on Follow the instructions in paragraph 4-4a.2 the back plate of the strut with the calibra- to install the Oxymitter 5000 into the stack tion gas line. When the hole and the cali- or duct. If installing an Oxymitter 5000/SPS...
  • Page 76: Cell Replacement

    Follow the instructions in paragraph 4-4a.1 (Table 8-1). to remove the Oxymitter 5000 from the stack or duct. If removing an Oxymitter The cell replacement kit (Figure 4-9) contains a 5000/SPS 4000 assembly, follow the in- cell and flange assembly, corrugated seal, structions in paragraph 4-4b.1.
  • Page 77 Follow the instructions in paragraph 4-4a.2 attached. to install the Oxymitter 5000 into the stack or duct. If installing an Oxymitter 5000/SPS e. Remove entire electronics per paragraph 4000 assembly, follow the instructions in 4-5b, steps 2 through 6.
  • Page 78: Ceramic Diffusion Element Replacement

    OPTIONAL CERAMIC DIFFUSION ELEMENT b. Replacement Procedure SETSCREW 1. Follow the instructions in paragraph 4-4a to remove the Hazardous Area Oxymitter 5000 from the stack or duct. 2. Loosen setscrews, Figure 4-10, using CEMENT CEMENT PORT FILLET hex wrench from Probe Disassembly Kit, Table 8-1, and remove vee deflec- tor.
  • Page 79: Sps 4000 Maintenance And Component Replacement

    6. Install manifold cover (14), and secure with manifold cover lock (6) and screw (7). 15. Reinstall probe on stack flange. Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Service 4-17...
  • Page 80: Figure 4-11. Sps 4000 Manifold Assembly

    23. Ground Nut 24. Terminal Base 25. Terminal Strip 26. Screw 27. Terminal Cover 28. Terminal Cover Gasket 29. Screw 30. Screw 26170023 Figure 4-11. SPS 4000 Manifold Assembly 4-18 Maintenance and Service Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 81 J5, calibration gas 2 14. Install manifold cover (14) and secure solenoid leads from connector J4, and with manifold cover lock (6) and screw pressure switch leads from connector (7). Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Service 4-19...
  • Page 82: Figure 4-12. Power Supply Board And Interface Board Connections

    Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 Figure 4-12. Power Supply Board and Interface Board Connections 4-20 Maintenance and Service Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 83 Place a 13/16 in. deep socket over the solenoid base 5. Remove two screws (11) attaching and remove. spacers (9) to manifold (5). Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Service 4-21...
  • Page 84 (6) and screw best way to detect a plugged diffusion (7). element is to note the time it takes the Oxymitter 5000 to return to the normal 12. Turn on the calibration gases at the process reading after the last calibra- cylinders.
  • Page 85 6. Remove screws (6) and bracket (5) se- curing flowmeter (16 or 17) to flowme- 13. Turn on the calibration gases at the ter bracket (25). cylinders. Rosemount Analytical Inc. A Division of Emerson Process Management Maintenance and Service 4-23...
  • Page 86: Figure 4-13. Calibration Gas And Reference Air Components

    Conduit Fitting Elbow Fitting Tubing Reference Air Pressure Reference Air Flowmeter (Optional) Flowmeter Bracket Regulator (Optional) Calibration Gas Flowmeter Figure 4-13. Calibration Gas and Reference Air Components 4-24 Maintenance and Service Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 87: Troubleshooting

    Electrical Noise 5-1. The assignment of alarms which can actuate this contact can be modified to one The Oxymitter 5000 has been designed to of seven additional groupings listed in Table operate in the type of environment normally 8-1.
  • Page 88: Identifying And Correcting Alarm Indications

    SPS INDICATIONS 4000 or IMPS 4000 for “calibration initiate”. Faults in the Oxymitter 5000 are indicated using the four diagnostic, or unit, alarms. The pattern (b) One contact output per probe from of repeating blinks will define the problem. A...
  • Page 89: Figure 5-1. Fault 1, Open Thermocouple

    4. The measurement should read ap- % O2 proximately 1 ohm. 5. If the thermocouple is open, see para- 28550014 graph 4-7, Heater Strut Replacement. Figure 5-1. Fault 1, Open Thermocouple Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting...
  • Page 90: Figure 5-2. Fault 2, Shorted Thermocouple

    Kohms. PROCESS - % O2 5. If so, the short is not on the PC board. See paragraph 4-7, Heater Strut Re- placement. 28550015 Figure 5-2. Fault 2, Shorted Thermocouple Troubleshooting Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 91: Figure 5-3. Fault 3, Reversed Thermocouple

    4. If the wiring is correct, the fault is in the TEST GAS + PROCESS - PC board. See paragraph 4-5b, Elec- % O2 tronic Assembly Replacement. 28550016 Figure 5-3. Fault 3, Reversed Thermocouple Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting...
  • Page 92: Figure 5-4. Fault 4, A/D Comm Error

    O2 CELL mV + O2 CELL m - TEST POINTS HEATER T/C + HEATER T/C - HIGH TEST GAS + PROCESS - % O2 29770006 Figure 5-4. Fault 4, A/D Comm Error Troubleshooting Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 93: Figure 5-5. Fault 5, Open Heater

    72 ohms. If the heater is open, see paragraph 4-7, Heater Strut Re- HIGH placement. TEST GAS + PROCESS - % O2 28550017 Figure 5-5. Fault 5, Open Heater Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting...
  • Page 94: Figure 5-6. Fault 6, High High Heater Temp

    HEATER T/C + POINTS 2. The triac and the temperature control HEATER T/C - may be at fault. 3. Remove power. Allow Oxymitter 5000 HIGH to cool for five minutes. Restore power. TEST GAS + PROCESS - 4. If the condition repeats, replace the...
  • Page 95: Figure 5-7. Fault 7, High Case Temp

    TEST POINTS HEATER T/C + HEATER T/C - 2. This signifies that the environment where the Oxymitter 5000 is installed exceeds the ambient temperature re- HIGH quirements or that heat due to convec- TEST GAS + tion is causing case temperature to rise PROCESS - above the limit.
  • Page 96: Figure 5-8. Fault 8, Low Heater Temp

    Figure 5-8. Fault 8, Low Heater Temp 4. If the heater is good, the reading will be approximately 70 ohms. If the heater is open, see paragraph 4-7, Heater Strut Replacement. 5-10 Troubleshooting Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 97: Figure 5-9. Fault 9, High Heater Temp

    PROCESS - % O2 4. If the temperature continues to rise, the next alarm will be the high high heater temp alarm. 28550021 Figure 5-9. Fault 9, High Heater Temp Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting 5-11...
  • Page 98: Figure 5-10. Fault 10, High Cell Mv

    5. Replace heater strut per paragraph 4-7, Heater Strut Replacement. If nec- Figure 5-10. Fault 10, High Cell mV essary, replace the cell flange assem- bly per paragraph 4-8, Cell Replacement. 5-12 Troubleshooting Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 99: Figure 5-11. Fault 11, Bad Cell

    2. The cell should be replaced. See para- HEATER T/C - graph 4-8, Cell Replacement, for cell replacement instructions. HIGH TEST GAS + PROCESS - % O2 28550023 Figure 5-11. Fault 11, Bad Cell Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting 5-13...
  • Page 100: Figure 5-12. Fault 12, Eeprom Corrupt

    % O2 4. If cycling the power does not clear the alarm, see paragraph 4-5b, Electronic Assembly Replacement. 28550024 Figure 5-12. Fault 12, EEPROM Corrupt 5-14 Troubleshooting Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 101: Figure 5-13. Fault 13, Invalid Slope

    ≈ 23 mV 8% O ≈ 85 mV 0.4% O Figure 5-13. Fault 13, Invalid Slope 3. Power down the Oxymitter 5000 and remove it from the stack. 4. Replace the cell per paragraph 4-8, Cell Replacement. Rosemount Analytical Inc.
  • Page 102: Figure 5-14. Fault 14, Invalid Constant

    See paragraph 4-2, Cali- bration, and verify the last calibration was performed correctly. HIGH TEST GAS + 3. Power down the Oxymitter 5000 and PROCESS - % O2 remove it from the stack. 4. Replace the cell per paragraph 4-8, Cell Replacement.
  • Page 103: Figure 5-15. Fault 15, Last Calibration Failed

    2. The cell should be replaced. See para- graph 4-8, Cell Replacement, for cell HIGH replacement instructions. TEST GAS + PROCESS - % O2 28550027 Figure 5-15. Fault 15, Last Calibration Failed Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting 5-17...
  • Page 104: Sps 4000 Troubleshooting

    (fault 14) determine if the SPS 4000 caused the failed after the gases are purged, replace calibration, go to the Oxymitter 5000 site to the Oxymitter 5000 cell per para- view the keypad. Or, access the Oxymitter graph 4-8 in Section 4, MAINTE- via fieldbus.
  • Page 105: Table 5-2. Sps 4000 Fault Finding

    Power supply failure Replace power supply board per paragraph 1-1a. Solenoid Solenoid failure Replace solenoid per paragraph 4-10c. Pressure switch Pressure switch failure Replace pressure switch per para- graph 4-10d. Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting 5-19...
  • Page 106: Figure 5-16. Sps 4000 Troubleshooting Flowchart (Sheet 1 Of 2)

    Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 SYMPTOM — NO TEST GAS FLOW CHECK ALL WIRING BETWEEN OXYMITTER 5000 AND SPS 4000. WIRING PROPERLY CONNECT WIRING OR PROPERLY SECURE LOOSE WIRING CON- CONNECTED NECTIONS; REPLACE DAMAGED WIRING. SECURE? CHECK LOGIC I/O SETTING VIA FIELDBUS.
  • Page 107 AT MANIFOLD OUTPUT PORT. REPLACE SOLENOID IS THERE PER PARAGRAPH 4-10c. FLOW? REPLACE PRESSURE SWITCH PER PARAGRAPH 4-10d. 35950003 Figure 5-16. SPS 4000 Troubleshooting Flowchart (Sheet 2 of 2) Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting 5-21...
  • Page 108 Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 5-22 Troubleshooting Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 109: Optional Accessories

    The IMPS 4000 Intelligent Multiprobe Test Gas Se- quencer is housed within an IP56 (NEMA 4X) enclo- sure and has the intelligence to provide calibration gas sequencing of up to four Oxymitter 5000 units to ac- commodate automatic and semi-automatic calibration routines.
  • Page 110 SPS 4000 provides a remote contact in- put to initiate a calibration from a remote location and relay outputs to indicate when a calibration is in prog- ress or the Oxymitter 5000 is out of calibration. For more information, call Rosemount Analytical at 1-800-433-6076.
  • Page 111: Return Of Material

    3. Site from which equipment was re- moved. 4. Whether warranty or nonwarranty service is requested. Rosemount Analytical Inc. A Division of Emerson Process Management Return of Material...
  • Page 112 Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 Return of Material Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 113: Replacement Parts

    4-1, 2 thru 6, 8, 9 3D39648G30 3D39649G30 9 ft DIN Flame Arrestor with Snubber Diffuser Probe 4-1, 2 thru 6, 8, 9 3D39648G31 3D39649G31 12 ft DIN Flame Arrestor with Snubber Diffuser Probe Rosemount Analytical Inc. A Division of Emerson Process Management Replacement Parts...
  • Page 114 3 ft Heater Strut Assy. 4-1, 1 3D39645G03 6 ft Heater Strut Assy. 4-1, 1 3D39645G04 9 ft Heater Strut Assy. 4-1, 1 3D39645G05 12 ft Heater Strut Assy. Replacement Parts Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 115 DIN 3 ft Abrasive Shield Assy. 3D39003G06 DIN 6 ft Abrasive Shield Assy. 3D39003G07 ANSI 9 ft Abrasive Shield Assy. 3D39003G08 ANSI 12 ft Abrasive Shield Assy. *Includes pad and wire. Rosemount Analytical Inc. A Division of Emerson Process Management Replacement Parts...
  • Page 116: Figure 8-1. Cell Replacement Kit

    IN KIT) WIRE CORRUGATED SEAL CLOSED END CONNECTOR CELL AND FLANGE SET SCREWS ASSEMBLY TEFLON SOCKET HEAD TUBING CAP SCREWS CALIBRATION GAS PASSAGE 22220068 Figure 8-1. Cell Replacement Kit Replacement Parts Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 117: Figure 8-2. Probe Disassembly Kit

    Vee Deflector Assy. 4-1, 2 4843B37G01 Snubber Diffusion Assy. 3535B42G02 Probe Disassembly Kit HEX KEYS SPANNER WRENCH ANTI-SEIZE COMPOUND PHILIPS SCREWDRIVER WRENCH TUBE INSERTION TUBE 22220070 Figure 8-2. Probe Disassembly Kit Rosemount Analytical Inc. A Division of Emerson Process Management Replacement Parts...
  • Page 118: Table 8-2. Replacement Parts For Electronics

    Cover 4850B10G18 Electronics French-Transient Protected 4-1, 21 4849B95G04 Housing and Cover 4-1, 12 3D39768G04 Electronic Assembly and keypad French 4-1, 25 3D39767G02 Termination Block-Transient Protected 4-1, 11 5R10145G01 Cover Replacement Parts Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 119 4849B72H03 Membrane Keypad French 4-1, 14 4849B72H04 Membrane Keypad Spanish 4-1, 14 4849B72H05 Membrane Keypad Italian 4-1, 25 3D39767G01 Termination Block Standard 4-1, 25 3D39767G02 Termination Block Transient Protected Rosemount Analytical Inc. A Division of Emerson Process Management Replacement Parts...
  • Page 120: Table 8-3. Replacement Parts For Sps 4000

    , bal- ance nitrogen — 550 litres each, includes bottle rack* 1A99119G02 Two flow gas regulators for calibration gas bottles * Calibration gas bottles cannot be shipped via airfreight. Replacement Parts Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 121: Appendices

    Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 SECTION 9 APPENDICES APPENDIX A. FIELDBUS PARAMETER DESCRIPTION APPENDIX B. ANALOG INPUT (AI) FUNCTION BLOCK APPENDIX C. PID FUNCTION BLOCK Rosemount Analytical Inc. A Division of Emerson Process Management Appendices...
  • Page 122 Instruction Manual IB-106-350 Rev. 1.2 Oxymitter 5000 April 2001 Appendices Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 123 APPENDIX A. FIELDBUS PARAMETER DESCRIPTION Initial Parameter Parameter Mnemonic Valid Range Value Units Description Number ALARM_POINT_LOW 0.0-40.0 This is the point at which the Low O alarm will become active. ALERT_KEY See Function Block Specification, part 1. FF-890, page 50. AUTOCAL_ENABLED 0: Not enabled Enumerated...
  • Page 124 Initial Parameter Parameter Mnemonic Valid Range Value Units Description Number ± INF COLD_JUNC_MV_ This is the raw signal from the case/thermocouple VALUE cold junction sensor. COLLECTION_ See Transducer Block Specification, part 1. FF-902, DIRECTORY page 11. CONFIG_CHANGED 0-255 This indicates that a static parameter in the Oxymitter has changed by some means other than Fieldbus.
  • Page 125 Initial Parameter Parameter Mnemonic Valid Range Value Units Description Number SENSOR_TYPE Selected from list in Transducer Block Specification, part 2. FF-903, page 40, section 4.3. ST_REV See Function Block Specification, part 1. FF-890, page 49. STATS_ATTEMPTS This shows the number of communication attempts between the Oxymitter and the internal fieldbus interface card.
  • Page 126 Table A-1. Calibration State Values External Event Required to Code Value Description Go to Next Step? Normal System Operation Calibration Required Apply Test Gas 1 Test Gas 1 Flow Test Gas 1 Read Test Gas 1 Done Apply Test Gas 2 Test Gas 2 Flow Test Gas 2 Read Test Gas 2 Done...
  • Page 127 Table A-3. Unit Alarm Values Alarm Value Of Value of BLOCK_ALARM Number DETAILED_STATUS (see FF-903) Description NONE No Alarm Active MECHANICAL_FAILURE Open Thermocouple MECHANICAL_FAILURE Shorted Thermocouple MECHANICAL_FAILURE Reversed Thermocouple Not a valid alarm Not a valid alarm MECHANICAL_FAILURE Heater Open Circuit MECHANICAL_FAILURE High High Heater Temperature MECHANICAL_FAILURE...
  • Page 128 The status of channel 1 is affected by the state of the unit alarm, as shown in Table A-5. In all cases, the channel will read what it believes is the correct oxygen value. Self-clearing alarms are reset when the alarm condition goes away. All others require the Oxymitter 5000 to be restarted.
  • Page 129 Appendix Analog Input (AI) Function Block OUT_D = The block output value and status OUT_D = Discrete output that signals a selected alarm condition The Analog Input (AI) function block processes field device measurements and makes them available to other function blocks. The output value from the AI block is in engineering units and contains a status indicating the quality of the measurement.
  • Page 130 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Parameter Index Units Description Number BLOCK_ALM None The block alarm is used for all configuration, hardware, connection failure or system problems in the block. The cause of the alert is entered in the subcode field. The first alert to become active will set the Active status in the Status parameter.
  • Page 131 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Parameter Index Units Description Number PV_FTIME Seconds The time constant of the first-order PV filter. It is the time required for a 63% change in the IN value. SIMULATE None A group of data that contains the current transducer value and status, the simulated transducer value and status, and the enable/disable bit.
  • Page 132 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION FIGURE B-1. Analog Input Analog Function Block Schematic. Measurement ALARM_TYPE Access HI_HI_LIM Analog HI_LIM Meas. Alarm LO_LO_LIM Detection LO_LIM OUT_D CHANNEL ALARM_HYS LOW_CUT Cutoff Filter Status Convert Calc. SIMULATE L_TYPE PV_FTIME MODE FIELD_VAL IO_OPTS...
  • Page 133 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Signal Conversion You can set the signal conversion type with the Linearization Type (L_TYPE) parameter. You can view the converted signal (in percent of XD_SCALE) through the FIELD_VAL parameter. × Channel Value EU*@0% –...
  • Page 134 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION TABLE B-2. BLOCK_ERR Conditions. Condition Condition Name and Description Number Other Block Configuration Error: the selected channel carries a measurement that is incompatible with the engineering units selected in XD_SCALE, the L_TYPE parameter is not configured, or CHANNEL = zero.
  • Page 135 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION In order to avoid alarm chattering when the variable is oscillating around the alarm limit, an alarm hysteresis in percent of the PV span can be set using the ALARM_HYS parameter. The priority of each alarm is set in the following parameters: •...
  • Page 136 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION The AI function block provided with Fisher-Rosemount fieldbus devices Advanced Features provides added capability through the addition of the following parameters: ALARM_TYPE – Allows one or more of the process alarm conditions detected by the AI function block to be used in setting its OUT_D parameter.
  • Page 137 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Application Example: Situation Temperature Transmitter A temperature transmitter with a range of –200 to 450 ˚C. Solution Table B-3 lists the appropriate configuration settings, and Figure B-3 illustrates the correct function block configuration. TABLE B-3.
  • Page 138 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Application Example: Pressure Situation #1 Transmitter used to Measure The level of an open tank is to be measured using a pressure tap at the Level in an Open Tank bottom of the tank. The level measurement will be used to control the level of liquid in the tank.
  • Page 139 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Situation #2 The transmitter in situation #1 is installed below the tank in a position where the liquid column in the impulse line, when the tank is empty, is equivalent to 2.0 psi (see Figure B-6). FIGURE B-6.
  • Page 140 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Application Example: Situation Differential Pressure Transmitter The liquid flow in a line is to be measured using the differential to Measure Flow pressure across an orifice plate in the line, and the flow measurement will be used in a flow control loop.
  • Page 141 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Troubleshooting Refer to Table B-7 to troubleshoot any problems that you encounter. TABLE B-7. Troubleshooting. Symptom Possible Causes Corrective Action Mode will not leave 1. Target mode not set. 1. Set target mode to something other than OOS.
  • Page 142 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION B-14...
  • Page 143 Appendix PID Function Block BKCAL_IN BKCAL_OUT CAS_IN FF_VAL TRK_IN_D TRK_VAL BKCAL_IN = The analog input value and status from another TRK_IN_D = Initiates the external tracking function. block’s BKCAL_OUT output that is used for TRK_VAL = The value after scaling applied to OUT in backward output tracking for bumpless transfer Local Override mode.
  • Page 144 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION To further customize the block for use in your application, you can configure filtering, feedforward inputs, tracking inputs, setpoint and output limiting, PID equation structures, and block output action. Table C-1 lists the PID block parameters and their descriptions, units of measure, and index numbers, and Figure C-1 on page C-5 illustrates the internal components of the PID function block.
  • Page 145 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Parameter Index Units Description Number DV_LO_ALM None The DV LO alarm data, which includes a value of the alarm, a timestamp of occurrence, and the state of the alarm. DV_LO_LIM EU of PV_SCALE The setting for the alarm limit use to detect the deviation low alarm condition.
  • Page 146 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Parameter Index Units Description Number OUT-LO_LIM EU of OUT_SCALE The minimum output value allowed OUT_SCALE None The high and low scale values, engineering units code, and number of digits to the right of the decimal point associated with OUT.
  • Page 147 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Parameter Index Units Description Number TRK_SCALE None The high and low scale values, engineering units code, and number of digits to the right of the decimal point associated with the external tracking value (TRK_VAL). TRK_VAL EU of TRK SCALE The value (after scaling from TRK_SCALE to OUT_SCALE) applied to OUT in LO mode.
  • Page 148 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION The setpoint of the PID block is determined by the mode. You can Setpoint Selection configure the SP_HI_LIM and SP_LO_LIM parameters to limit the and Limiting setpoint. In Cascade or RemoteCascade mode, the setpoint is adjusted by another function block or by a host computer, and the output is computed based on the setpoint.
  • Page 149 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Output Selection Output selection is determined by the mode and the setpoint. In Automatic , Cascade , or RemoteCascade mode, the output is computed and Limiting by the PID control equation. In Manual and RemoteOutput mode, the output may be entered manually (see also Setpoint Selection and Limiting on page C-6).
  • Page 150 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION NOTE Track Enable , Track in Manual , SP-PV Track in Man , SP-PV Track in LO or IMan , Use PV for BKCAL_OUT , and Direct Acting are the only control options supported by the PID function block.
  • Page 151 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Initialization Manual (IMan)—The output path is not complete (for example, the cascade-to-slave path might not be open). In IMan mode, OUT tracks BKCAL_IN. Out of Service (O/S)—The block is not processed. The OUT status is set to Bad: Out of Service .
  • Page 152 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION If the input status on the PID block is Bad, the mode of the block Status Handling reverts to Manual. In addition, you can select the Target to Manual if Bad IN status option to direct the target mode to revert to manual. You can set the status option in Manual or Out of Service mode only.
  • Page 153 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Abrupt changes in the quality of the input signal can result in unexpected loop behavior. To prevent the output from changing abruptly and upsetting the process, select the SP-PV Track in Man I/O option.
  • Page 154 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Application Example: Situation Feedforward Control In the previous example, control problems can arise because of a time delay caused by thermal inertia between the two flow streams (TT100 and TT101). Variations in the inlet temperature (TT100) take an excessive amount of time to be sensed in the outlet (TT101).
  • Page 155 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Application Example: Cascade Situation Control with Master A slave loop is added to a basic PID control configuration to measure and Slave Loops and control steam flow to the steam heater. Variations in the steam pressure cause the temperature in the heat exchanger to change.
  • Page 156 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION FIGURE C-8. PID Function Block Diagram for Cascade Control Example. Outlet Temperature BKCAL_IN BKCAL_OUT Input Function Function Block Block TT 101 TC 101 BKCAL_OUT BKCAL_IN Steam Flow Input CAS_IN Function Module Function Block Block...
  • Page 157 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION You can use the PID function block with other function blocks for Application Example: Cascade Control with Override complex control strategies. Figure C-9 illustrates the function block diagram for cascade control with override. When configured for cascade control with override, if one of the PID function blocks connected to the selector inputs is deselected, that PID block filters the integral value to the selected value (the value at its...
  • Page 158 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Refer to Table C-3 to troubleshoot any problems that you encounter. Troubleshooting TABLE C-3. Troubleshooting. Symptom Possible Causes Corrective Action Mode will not leave 1. Target mode not set. 1. Set target mode to something other than OOS.
  • Page 159 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION Symptom Possible Causes Corrective Action Mode sheds from 1. Remote output value 1. Host system is not writing ROUT_IN ROUT to MAN with a quality and status of “good cascade” within shed time (see 2 below). 2.
  • Page 160 Model 4081FG Oxygen Analyzer with F fieldbus Communications OUNDATION C-18...
  • Page 161: Index

    Mounting, 1-6, 1-8 Mounting Flange, 2-6 EEPROM, 5-14 Electrical Noise, 5-1 Electronic Noise, 1-8 Electronics, 1-0, 1-3, 1-4, 1-8, 4-10 Nernst Equation, 1-1 ELECTRONICS, 4-9 Electronics Temperature, 1-8 Electrostatic Discharge, 5-1 Rosemount Analytical Inc. A Division of Emerson Process Management Index 10-1...
  • Page 162 Cabling Distance, 1-9 Calibration Gas Flowmeter, 1-6, 2-3, 4-1, 4-22 Vee Deflector, 2-7 Contact Input, 1-9 Fuse, 4-17 Handshake, 1-9 Handshake Signal, 3-4 Zirconia Disc, 1-1 Humidity Range, 1-9 10-2 Index Rosemount Analytical Inc. A Division of Emerson Process Management...
  • Page 163 WARRANTY Goods and part(s) (excluding consumables) manufactured by Seller are warranted to be free from defects in workmanship and material under normal use and service for a period of twelve (12) months from the date of shipment by Seller. Consumables, glass electrodes, membranes, liquid junctions, electrolyte, o-rings, etc., are warranted to be free from defects in workmanship and material under normal use and service for a period of ninety (90) days from date of shipment by Seller.
  • Page 164 Instruction Manual Ib-106-350 Rev.1.2 Oxymitter 5000 April 2001 Oxymitter 5000 Part no. _______________ Serial no. _______________ Order no. _______________ Emerson Process Management Rosemount Analytical Inc. Fisher-Rosemount GmbH & Co. Process Analytic Division Industriestrasse 1 1201 N. Main St. 63594 Hasselroth...

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