Led Display - Festo CPX Electronic Manual

5. Multi I/O modules

5.5.2 LED display

1 Status LEDs (green);
assignment to the
inputs see pin assign-
ment of the module
2 Status LEDs (yellow);
assignment to the
outputs see pin
assignment of the
module
3 Fault LED (red)
(module fault)
Fig. 5/1: LED display of the multi I/O modules
5-14
Various LEDs are situated under the transparent cover of the
module for diagnosing the multi I/O modules.
CPX-8DE-8DA
0 4 0 4
1 5 1 5
8 8
DI DO
2 6 2 6
3 7 3 7
1 2 3
Status LEDs (green)
There is a green status LED for each input. This LED indicates
the status of the signal at the relevant input. The LEDs indi-
cate the following:
Status LED Sequence
(green)
ON
OFF
LED lights up
ON
OFF
LED is out
Tab. 5/9: Status LEDs for the inputs of the multi I/O modules
Status
Logical 1 (signal present)
Logical 0 (no signal)
Festo P.BE-CPX-EA-EN en 0112NH