ABB AC500 V3 - Page 271

1 I/O bus
2 4.0 - 4.7: Connected with UP (switch) -> Input;
Connected with ZP (load) -> Output
3 Switchgear cabinet earth
The assignment of the other terminals:
Terminals Signal Description
1.0 to 1.3 +24 V 4 x sensor power supply sources (loadable with 0.5
A in total)
1.4 to 1.7 0 V 0 V (reference potential)
2.0 to 2.7 C0 to C7 8 digital inputs/outputs
3.0 to 3.3 +24 V 4 x sensor power supply sources (loadable with 0.5
A in total)
3.4 to 3.7 0 V 0 V (reference potential)
4.0 to 4.7 C8 to C15 8 digital inputs/outputs
Device specifications
I/O modules > Digital I/O modules
2022/01/31 3ADR010278, 3, en_US 271