Festo control block CPX-CEC
5.2
Status LEDs
The LEDs of the CPX-CEC-...-V3 indicate the operating condition of the device.
1
RUN
PLC status: started (green)
1)
2
PS
Electronics supply,
sensor supply (green)
STOP
PLC status: stopped (yellow)
1)
PL
Load supply (green)
ERROR PLC runtime error (red)
SF
System fault (red)
TP
Ethernet connection: Link/Traffic
(green)
M
Modify/force active (yellow)
1) The RUN and STOP LEDs indicate the status of the RUN/STOP rotary switch
Figure: Status LEDs on the CPX-CEC-...-V3
LED
Sequence
Meaning
Error handling
RUN (PLC
status
started)
Lights up
green
PLC program
started
(RUN/STOP
switch set to
position "1 ... F")
–
Does not
light up
PLC program
stopped
(RUN/STOP
switch set to
position "0")
•
Set RUN/STOP switch to
position "1 ... F"
STOP (PLC
status
stopped)
Lights up
yellow
PLC program
stopped
(RUN/STOP
switch set to
position "0")
•
Set RUN/STOP switch to
position "1 ... F"
Does not
light up
PLC program
started
(RUN/STOP
switch set to
position "1 ... F")
–
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