Micromod MOD: Remote I/O Modules for use with 2020N Remote I/O Interface Module - Manual (Page 21)

Remote I/O Modules
ELECTRICAL CONNECTIONS
3.6.2 ICSI 08 E1: 8 Isolated 24Vdc Inputs
Binary isolated input unit with 8 input channels for 24 VDC. The unit has to be mounted on a
plug-in base ECZ.
Description:
Eight yellow input status led's «0» to «7»
1
«TEST» push-button ....2
Red error led ................3
List of error codes ........4
Electrical Connection:
• Connect one external power supply 24 VDC for inputs A-D and one for inputs E-H.
• If one external power supply 24 VDC is used for inputs (A-D or E-H), the "0" VDC must
be connected to both commons “A-D” and “E-H”.
I/O REMOTE UNIT ABB Procontic CS 31
Unit error
Bus error TEST
0
1
2
3
4
5
6
7
0 1 2 3
3 2 4
4 5 6 7
Input
ICSI08E1 24 VDC
Shield
Bus# 1
Bus # 2
Common (E-H)
Common (A-D)
A
B
C
D
E
F
G
H
24 +
VDC --
17