Diagnostics Via The Bus Node - Festo CPX-F8DE-P Manual

Diagnostics and error handling
Status LED Channel
error LED
LED
flashes
1x on
briefly
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.
82
Module Error Fault description
error LED no.
– Channel error is recti-
–
– No signal at module
–
– Input signal follows the
– Loose contact, signal
fied, qualification bit is
still '0'
input
cycle after excessive
delay
fails
Festo — CPX-F8DE-P — 2022-10d
Remedy
– Acknowledge error.
– Reintegrate input
module.
– Check sensors and
wiring.
– Check signal form at
module input.