ABB PM5650-2ETH - DX522 Process Supply Voltage Wiring; DX522 Input Signal Wiring; DX522 Output Signal Wiring

24.4.1 Process Supply Voltage
CAUTION!
The process supply voltage must be included in the earthing concept (e. g.
earthing of the minus pole).
24.4.2 Inputs
Fig. 36: Example for connection input
24.4.3 Outputs
If the relay outputs have to switch inductive DC loads, free-wheeling diodes
must be circuited in parallel to these loads.
Example
DX522
Connection > Outputs
2019/11/15 3ADR024117M02xx, 11, en_US 193