SKF Multilog On-line System IMx-T User Manual page 33

Analogue input gives faulty/no signal
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Load input gives faulty/no input signal
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IMx-T alarm relay does not activate despite of warning or alarm
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Monitor ceases to work with a certain IMx-T unit
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SKF Multilog On-line System IMx-T
User Manual, Revision F
Cable fault (short circuit/break) to sensor
Faulty sensor
Faulty earthing
Incorrect setting in hardware
Faulty IMx-T input
Carry out control of sensor and cabling.
Cable fault (short circuit/break) to sensor
Faulty sensor signal
Faulty earthing
Faulty IMx-T load input
Incorrect setting in software
The load input acts as an analogue input. Therefore, first carry out
cabling/input test. Contact SKF Condition Monitoring Center Luleå if this gives
no result.
Cabling fault from IMx-T to alarm panel
Configuration error in software
Hardware fault in IMx-T unit
Check the relay signal. Refer to "Checking relay signal" in Component Check of
this chapter.
Loss of voltage in IMx-T unit
Hardware fault in IMx-T unit, such as power supply or processor module
Break in Ethernet network
Check the voltage of IMx-T unit. In addition, check the Ethernet built-in LED
indicator behavior.
If the problem continues, you may also refer to "Application Note Testing and
troubleshooting IMx network connections" in Application notes which is
accessible at the top right hand corner of News in Observer screen of @ptitude
Observer.
Troubleshooting Guide
Problems and Symptoms
6-33