Festo — CPX-F8DE-P — 2022-10d
Diagnostics and error handling
81
Status LED Channel
error LED
Module
error LED
Error
no.
Fault description
Remedy
1)
55
Function mode-dependent
error in process value
–
Discrepancy
–
no request for standby
position of the applica-
tion
–
illegal logical value
–
Ensure correct log-
ical and time-related
reporting values of sen-
sors.
–
Incorrect manifold block
installed
–
FE connected to T1, T3,
T5 or T7
–
Loose contact on two-
channel sensors
–
Check sensors and
wiring.
LED
flashes
2x briefly
off
1)
68
With clock monitoring:
–
illegal clock signal
–
multiple clock signals at
input
–
Clock signals swapped
–
Check sensors and
wiring.
–
Check wiring of clock
signals.
LED
flashes
quickly
1)
80
–
Internal monitoring has
detected unexpected
malfunctions on the
affected input channel
–
Check sensors for faulty
signals.