Table 12: Device status indicators
Location Designation LED behavior Description
BF / NS / ERR PROFINET: Bus error (BF)
Fault has occurred
Ethernet-IP: Network status (NS)
Device has an IP address and a CIP con‐
nection
No connection: Device has an IP address,
but no CIP connection
Error: IP address has already been
assigned to a different device
Warning, connection time out; reset by per‐
forming a reset or establishing a new con‐
nection
Self-test when switching on
No supply voltage or no IP address
EtherCAT: ERR status
Application error
Watchdog timeout (2 x flashing)
General configuration error (1 x flashing)
Not an error
8 OPERATION
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O P E R A T I N G I N S T R U C T I O N S | SIM2000 8023297//2021-06-22 | SICK
Subject to change without notice
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