ABB AC31 Assembly And Operation Manual page 146

AC31 Adapters
Replacement devices: I/O modules > Replacement unit DC501-CS31-AD
Fig. 94: Schematic diagram
For further information on earthing of the individual connections as well as shielding, please
refer to
1.5.6.2.3 Addressing
In the existing device, the address DIP switch was arranged on the top right of the device. In the
replacement device, this DIP switch is located on the left side of the device.
An additional DIP switch (SEL) has been implemented for the selection of the extension
(AX501, 3AI1AO or DI501/4DI). Please note that only one extension at a time can be used.
146
Ä Chapter 1.3 "System data and CS31 bus system data" on page 4.
3ADR010122, 8, en_US 2018/09/24