ABB FSO-21 - Page 294

294 Planning for installation
Cascade
Example:
1
10
9
8
7
6
5
4
3
2
X114
TP
DO
GND
DI
X113
1
10
9
8
7
6
5
4
3
2
X114
TP
DO
GND
DI
X113
1
10
9
8
7
6
5
4
3
2
X114
TP
DO
GND
DI
X113
Physical separation of the different
channels or appropriate cable protection
(eg. double-shielding)
Module 1
(cascade
master)
Module 2
Module 3
Common
GND
Common
GND
Common
GND
E-stop
button
ACK
button
Channel separation
Diagnostic pulses