Leds On Cpx I/O Modules; Status Leds; Led Display Of Electric Modules (Example) - Festo CPX System Manual

5. Diagnostics and error handling
1
Module common
error LED (red)
2
Status LEDs (e.g.
green for digital in
puts, yellow for digi
tal outputs)
3
Channel error LED
(e.g. with digital out
puts)
Fig. 5/3: LED display of electric modules (example)
Festo P.BE−CPX−SYS−EN en 0902e

LEDS on CPX I/O modules

In addition to the module−specific LEDs, all electric modules
have a module common error LED for module diagnosis.
1
0 4
1 5
8
DI
2 6
3 7
2

Status LEDs

There is a status LED for each channel. This LED indicates the
status of the signal. This means:
Status LED Sequence
(green or
yellow)
ON
OFF
1)
LED lights up
ON
OFF
LED is off
1) Lights up green for inputs and yellow for outputs
1
0
1
2
3
2 3
Status
Channel logical 1
(signal present)
Channel logical 0
(no signal)
4
DO
5−9