Oldham iTrans, User Manual

Page: 6 / 88

Table of Contents iTrans Fixed Point Single/Dual Gas Monitor
vi iTrans User Manual (P/N: 77023554-1)
5.6.4. Set High Alarm ........................................................................................................5-10
5.6.5. 4-20 mA Analog Output Range ...............................................................................5-10
5.6.6. Set System Time – Minute .......................................................................................5-11
5.6.7. Set System Time – Hour ..........................................................................................5-11
5.6.8. Set System Time – Date ...........................................................................................5-12
5.6.9. Set System Time – Month ........................................................................................5-12
5.6.10. Set System Time – Year ..........................................................................................5-13
5.6.11. Zeroing ....................................................................................................................5-13
5.6.12. Calibration ...............................................................................................................5-14
5.6.13. Changing Span Gas Concentration ..........................................................................5-15
5.6.14. Sensor Span Reserve ................................................................................................5-16
5.6. Special Notes on Using Broadband Infrared (BBIR) Sensors ..............................................5-17
CHAPTER 6: MODBUS INTERFACE
6.1. Introduction ............................................................................................................................6-1
6.2. Sample Gas Reading via ModBus Network ...........................................................................6-1
6.3. ModBus Register List ............................................................................................6-2
6.4. ModBus Resources .................................................................................................................6-6
6.5. Termination ............................................................................................................................6-6
CHAPTER 7: MAINTENANCE
7.1. Introduction ............................................................................................................................7-1
7.2. Sensor Replacement ...............................................................................................................7-2
7.3. Zero and Calibration ...............................................................................................................7-2
CHAPTER 8: TROUBLESHOOTING
8.1. Introduction ............................................................................................................................8-1
8.2. Diagnosing Common Problems ..............................................................................................8-1
8.3. Fault Codes .............................................................................................................................8-2
8.4. Function Codes .......................................................................................................................8-3
CHAPTER 9: WARRANTY
9.1. Warranty .................................................................................................................................9-1
9.2. Limitation of Liability ............................................................................................................9-1
APPENDIX A: ACRONYMS AND ABBREVIATIONS
APPENDIX B: DECIMAL, BINARY, AND HEXADECIMAL EQUIVALENTS
APPENDIX C: ORDERING MATRIX
APPENDIX D: FACTORY DEFAULT SETTINGS
APPENDIX E: EU DECLARATION OF CONFORMITY CERTIFICATE
APPENDIX F: INDEX
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