82
Festo — CPX-F8DE-P — 2022-10d
Diagnostics and error handling
Status LED Channel
error LED
Module
error LED
Error
no.
Fault description
Remedy
LED
flashes
1x on
briefly
–
–
Channel error is recti-
fied, qualification bit is
still '0'
–
Acknowledge error.
–
Reintegrate input
module.
–
–
No signal at module
input
–
Input signal follows the
cycle after excessive
delay
–
Loose contact, signal
fails
–
Check sensors and
wiring.
–
Check signal form at
module input.
1) Module error LED is on while 'channel-based passivation' is disabled.
Tab. 40: Behaviour in response to channel errors
–
After remedial action: always reintegrate the input module.
6.4
Diagnostics via the bus node
Information on diagnostics of the bus node can be found in the description of the corresponding bus
node.
