EC 121
S-DIAS ETHERCAT CONTROL MODULE
Page 18
02.07.2020
6.2
Status LEDs
Sync
green
ON
S-DIAS bus operating synchronously
Reset
red
ON
S-DIAS bus in reset
EC Run
green
ON
Status Operational
BLINKS FAST
initialization or bootstrap status
SINGLE
FLASH
Status Safe Operational
FAST
BLINKING:
Pre-operational status
OFF
Init status
EC Error
red
ON
PDI watchdog timeout
BLINKS FAST
boot error
DOUBLE
FLASH
watchdog process
SINGLE
FLASH
general runtime error
BLINKS
configuration error
OFF
No errors
EC IN Link/Active
yellow ON
connection to the upstream EtherCAT module established without
data communication
BLINKS
connection to the upstream EtherCAT module established with data
communication
OFF
no connection to the upstream EtherCAT module
EC OUT Link/Active yellow ON
connection to the downstream EtherCAT module established with-
out data communication
BLINKS
Connection to the downstream EtherCAT module established with
data communication
OFF
no connection to the downstream EtherCAT module
DC Ok
green ON
+24 V supply ok
OFF
+24 V missing or voltage too low