ABB AC31 Assembly And Operation Manual page 129

Fig. 82: DIP switch for 07AC91-AD2
Please observe the following:
The function of the address DIP switch 8 (channel No. £ 7 or channel No. > 7) is no longer
●
supported. This DIP switch must be switched off. The outputs on connector X7 cannot be
configured as current outputs.
● Unused voltage inputs must be configured as current inputs (due to wire-break detection
AX522 S500 module).
● The operating mode (address DIP switch 1) must be set to "12 bit".
● The DIP switches are read by the device only once after the supply voltage has been con-
nected.
1.5.5.2.4 Measuring ranges of the analog channels
For the replacement device 07AC91-AD2, only the operating mode "12 bit" is relevant.
2018/09/24
For further information, please refer to the existing documentation
System description Advant Controller 31.
3ADR010122, 8, en_US
Replacement devices: I/O modules > Replacement device 07AC91-AD2
AC31 Adapters
129