Festo CPX-CEC Electronic Manual page 74

4. Diagnosis
ERROR PLC run−time error
LED (red) Sequence
ON
OFF
LED lights up
ON
OFF
LED is off
Tab. 4/4: Displays of ERROR LED
TP Ethernet connection: link/traffic
LED (green) Sequence
ON
OFF
LED lights up
ON
OFF
LED flashes
ON
OFF
LED is off
Tab. 4/5: Displays of TP LED
4−6
Status
PLC program error
No error
Status
Ethernet connection OK
Data transfer active
(LED flashes irregularly)
Ethernet connection to the
parameterisation PC not OK
Error number Error handling
CPX error Read out error
·
code over
handheld or
CoDeSys pbF
Error number Error handling
Check
·
the connection
the IP address
Festo P.BE−CPX−CEC−EN en 1004a