Status Display Bf-Led - Festo CTEU-PB Electronics Description

3. Diagnostics

3.2.4 Status display BF-LED

BF (bus fault)
LED Process
ON
OFF
LED illumin-
ated red
ON
OFF
LED flashing
red
ON
OFF
ON
OFF
LED is off
Tab. 3/4: Status displays of the fieldbus-specific "BF" LED
3-8
Status
– Hardware error at the bus
node
– Fieldbus communication is
not available or has failed.
– Voltage supply at the master
or the controller has failed.
– Correct the incorrect station
number on the bus node or
the controller
– Fieldbus communication is
interrupted and automatic-
ally restored.
Normal operating status
Meaning/error elimination
•
Replace the bus node.
•
Contact Festo Service
•
Check station address assign-
ment
•
Ready status has been
stopped.
Fieldbus communication is built
up. Diagnostics are possible.
Festo P.BE-CTEU-PB-OP+MAINT-EN en 1208NH English