Communication Errors - Thermo Scientific Omni FTIR Multi Gas CEMS Instruction Manual

Troubleshooting

Communication Errors

Communication
6-6 Omni FTIR Multi Gas CEMS Instruction Manual
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System in failsafe mode – zero air
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"Last Pressure" reading in 'Status' on ImaccMonitor software main
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screen reads 750.000000.
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External communications errors
Errors
Ethernet not communicating
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Serial
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Internal communications errors
No temperature readings or heating of system components
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No communications with FTIR
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Check for 24 VDC signal on temperature alarm connections to
probe off of the electrical panel using a multimeter. If only one
connection has 24 VDC, check temperatures at probe.
Check alarm system continuity at sample probe, umbilical
wiring and temperature control box. See Chapter 7,
Component Description" and Appendix D,
Check Calogix software for correct software setup for alarm
states; see Appendix D,
Check virtual com port number (See Appendix D,
Setup").
Check USB connection between PC and temperature
controller.
Stop and re-start script in ImaccMonitor.
Check IMACC Modbus TCP server running on PC.
Check power LED on ADAM hub Chapter 7,
Component Description". If off, check 24 VDC breaker and
wiring to and from power supply.
Check Ethernet cable between computer and ADAM hub; see
Chapter 7, "System Component
Check IMACC Modbus TCP server running on PC.
Check serial cable connection.
Check 'Hardware' setup in Windows system menu.
See 'Temperature errors' in this chapter.
"Calogix
"Calogix Setup".
Description".
"System
Setup".
"Calogix
"System
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