3. Diagnosti cs
3-8
Festo P.BE-CTEU-EC-OP+MAINT-EN en 1208NH
3.2.4 EtherC AT operating status display (LED run),
EtherCAT error (LED error), connection status (LEDs L/A2, L/A1)
Run – EtherCAT operating status (communica tion status)
LED (green) Process Status Meaning/error elimination
LED illuminated
ON
OFF
OPERATIONAL Bus node is in OPERATIONAL st atus
(normal operating status)
LED flickers
ON
OFF
BOOTSTRAP Busnodeisincorrectstatustoac-
cept a firmware update
A firmware update is being per-
formed
LED flashes
ON
OFF
PRE-OPERATIONAL BusnodeisinPRE-OPERATIONAL
status (configuration of the EtherCAT
network)
LED flashes 1x
1)
ON
OFF
SAFE-OPERATIONAL BusnodeisinSAFE-OPERATIONAL
status (e.g. due to a network fault).
Only the input signals (e.g. sensor
data) are updated. Outputs and
valves remain in the current state
(signal is “frozen”).
LED not
illuminated
ON
OFF
INIT BusnodeisinINITstatus(normal
state after switch-on o r after a restart
or reboot)
1)
Single brief flash (1 x flash, pause, 1 x flash, etc.) is designated as single flash.
Tab. 3/5: Error diagnostics with the run LED
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