Detcon FP-700 - Manual (Page 3)

Model FP-700
Model FP-700 iii
Table of Contents
1. Introduction ..................................................................................................................................................1
1.1 Description.......................................................................................................................................... 1
1.2 Sensor Electronics Design .................................................................................................................. 2
1.3 Modular Mechanical Design............................................................................................................... 3
1.4 Plug-in Replaceable Sensor ................................................................................................................ 4
2. Installation ....................................................................................................................................................5
2.1 ATEX Operational Guidelines for Safe Use....................................................................................... 5
2.2 Sensor Placement ................................................................................................................................ 6
2.3 Sensor Contaminants and Interference ............................................................................................... 7
2.4 Mounting Installation.......................................................................................................................... 7
2.5 Electrical Installation .......................................................................................................................... 8
2.6 Field Wiring ........................................................................................................................................ 9
2.7 Initial Start Up................................................................................................................................... 11
3. Operation ....................................................................................................................................................12
3.1 Programming Magnet Operating Instructions................................................................................... 12
3.2 Operator Interface ............................................................................................................................. 13
3.3 Normal Operation ............................................................................................................................. 15
3.4 Calibration Mode (AutoZero and AutoSpan) ................................................................................... 15
3.4.1 AutoZero....................................................................................................................................... 15
3.4.2 AutoSpan ...................................................................................................................................... 16
3.5 Program Mode .................................................................................................................................. 18
3.5.1 Navigating Program Mode ........................................................................................................... 18
3.5.2 View Sensor Status....................................................................................................................... 18
3.5.3 Set AutoSpan Level ...................................................................................................................... 19
3.5.4 Set Gas Factor............................................................................................................................... 20
3.5.5 Set Cal Factor ............................................................................................................................... 21
3.5.6 Set Serial ID ................................................................................................................................. 22
3.5.7 Set Bridge Voltage........................................................................................................................ 22
3.5.8 Signal Output Check..................................................................................................................... 23
3.5.9 Restore Factory Defaults .............................................................................................................. 23
3.6 Program Features .............................................................................................................................. 24
3.6.1 Operational Features..................................................................................................................... 24
3.6.2 Fault Diagnostic/Failsafe Features ............................................................................................... 24
4. RS-485 Modbus™ Protocol .......................................................................................................................27
Content Description.............................................................................................................................................27
5.
Service and Maintenance............................................................................................................................29
5.1 Calibration Frequency....................................................................................................................... 29
5.2 Visual Inspection .............................................................................................................................. 29
5.3 Condensation Prevention Packet....................................................................................................... 29
5.4 Replacement of Plug-in Combustible Gas Sensor ............................................................................ 29
5.5 Replacement of ITM ......................................................................................................................... 30
5.6 Replacement of FP-700 Sensor Assembly........................................................................................ 30
6. Troubleshooting Guide ...............................................................................................................................31
7. Customer Support and Service Policy ........................................................................................................34
8. FP-700 Sensor Warranty ............................................................................................................................35
9. Appendix ....................................................................................................................................................36
9.1 Specifications.................................................................................................................................... 36
9.2 Spare Parts, Sensor Accessories, Calibration Equipment ................................................................. 38
9.3 Model FP-700 Engineering Drawings .............................................................................................. 38
10. Revision Log ..........................................................................................................................................39