GM35 Operating Instructions
Probe Model
Troubleshooting
94 © SICK MAIHAK GmbH • Germany · All rights reserved 8009389/07-2006
Evaluation unit not responding:
‡ Check the power supply on the GM35. Check the set operating voltage.
‡ Check the fuse in the evaluation unit. Check the 24 V / 5 V indicator in the evaluation
unit. When doing so, remove the plug-in terminal on the cable to the receiver.
‡ If these indicators only light up when the connector has been removed, check the cabling
first.
Communication fault between evaluation unit and GM35 SR unit
Fault message: Sensor Communication???
The SR unit constantly sends data to the evaluation unit; if this is not received, a query is
output automatically. Check the following connections:
‡ Connection between the evaluation unit and SR unit.
‡ Cable connection at the plug-in terminal in the evaluation unit.
‡ Cable to SR unit.
‡ Outer connectors on SR unit
‡ Inner connectors in SR unit.
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