Internal Structure Of The Cpx Modules - Festo CPX Series Manual

A. Technical appendix
A.9

Internal structure of the CPX modules

1
Diagnostic
information
2
Input values
(measured data
for the inputs)
I...x= Input x
* only CPX-2AE-U-I
and CPX-4AE-U-I
(Data transfer
between module and
PLC/IPC via field bus)
3
Logic
4
Power supply unit
5
A-D converter
6
Module fault LED,
channel fault LED
(only CPX-4AE-U-I)
7
Connections on the
connection block
Fig. A/1: Internal structure of CPX-2AE-U-I and CPX-4AE-I
A-18
Internal structure of CPX-2AE-U-I, CPX-4AE-I and
CPX-4AE-U-I
24 V ± 25% (V )
EL/SEN
1
3
2
6
0 V (V )
EL/SEN
4
5
Festo P.BE-CPX-AX-EN en 1107f
24 V
SEN
IIx+
IUx+*
IIxz
IUxz*
7
0 V
SEN
FE