EtherCAT
LED: Color / flashing pattern
1)
Significance Description
Off
Status
INIT
● Cyclic process data and acyclic data
channel are not transmitted
● No error
Flashing green
Status
PRE-OPERATIONAL
Acyclic data channel is transmitted
Green, lighting up once
Status
SAFE-OPERATIONAL
Acyclic data channel is transmitted
Permanently lit green
Status
OPERATIONAL
Cyclic process data and acyclic data channel
are transmitted
Flashing red
Configuration error General EtherCAT configuration error
Red, lighting up once
Synchronization error ● The drive controller has not been
synchronized to the EtherCAT master
● Communication error of the drive
controller
Red, lighting up twice
Timeout - watchdog ● Timeout while cyclic process data are
monitored
● Watchdog of the EtherCAT master
1) Flashing pattern: One square corresponds to a duration of
200 ms; the arrow marks the end of a cycle; abbreviations on
the squares: GN = LED permanently lit green, RD = LED per‐
manently lit red, -- = LED is off
Tab. 11-7: Diagnostic LED
350/407
Commissioning, operation, diagnostics and maintenance
IndraDrive Mi Drive Systems with KCU02, KSM02,
KMS02/03, KMV03, KNK03, KLC03
Bosch Rexroth AG R911335703_Edition 04
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