ABB AC31 - Connection to the CS31 bus

Data Value
Program change 07KT94-ARC-AD: 907 PC 331
07KT98-ARC-AD: Automation Builder
Man-Machine Communication Yes, e.g. via Automation Builder
Electrical isolation Fig. 18
Potential differences In order to avoid potential differences between
the replacement device 07KT98-AD and the
peripheral devices connected to COM2, these
devices are supplied by the socket in the
switchgear cabinet.
Terminal assignment and description of the
COM2 interface
Ä Chapter 1.4.1.3.1.11 “Serial interface
COM2” on page 42
For further information, please refer to the existing documentation
System description Advant Controller 31.
Data Value
Programming 07KT94-ARC-AD: 907 PC 331
07KT98x-AD: Automation Builder
Program change 07KT94-ARC-AD: 907 PC 331
07KT98x-AD: Automation Builder
Electrical isolation No
Fig. 18
Connection to the CS31 bus
When configuring the CS31 bus interface (connector X5), select the COM1 interface of CPU
PM590 in Automation Builder.
The shield connection must be internally connected to FE.
Data Value
Interface standard EIA RS-485
Connection:
-> as master PLC Yes
-> as slave PLC No
Setting of the CS31 bus module address No, the master has no module address
Electrical isolation Yes
Fig. 18
Terminal assignment and description of the
CS31 bus interface
Ä Chapter 1.4.1.3.1.3 “Connection for CS31
bus” on page 26
Note that the shield connection is internally
connected to FE.
Serial interface
DIAG
AC31 Adapters
Replacement devices: CPU > Replacement device 07KT9x-AD
2018/09/243ADR010122, 8, en_US52