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Installation / Preparation for commissioning
5.10 LED status display
Fig. 15: LED status display
Power LED, green
OFF
ON
Error LED, red
OFF
ON
CH1: Measuring channel 1, CH2: Safety system
Supply voltage absent or outside the range 11...28 VDC,
hardware error
Ready for operation, normal condition
CH1: Measuring channel 1, CH2: Safety system
Ready for operation, no fault
Fault condition; general fault indicator for faults which
result in the data output being shut down.
Exception:
If there is a fault in the incremental channel, the LED is
also ON, but the SSI remains operational.
39
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