ABB AC31 Assembly And Operation Manual page 124

AC31 Adapters
Replacement devices: I/O modules > Replacement device 07AC91-AD2
1.5.5.2.2 Electrical connection
Fig. 77: Electrical connection
Table 69: Pin assignment CS31 bus (X1)
Connector / Terminal
X1 / Shield
X1 / B2
X1 / B1
124
Please observe the information contained in the existing documentation. In sec-
tion "Fig. 5.4-2: Electrical connection of the analog input/output module
07AC91", only the information concerning operating mode 12 bit is relevant for
the replacement device 07AC91-AD2.
Pin
1
2
3
3ADR010122, 8, en_US
Assignment / Signal
No internal connection
BUS 2
BUS 1
2018/09/24