ABB AX521 User Manual

1.4.1 Process Supply Voltage
CAUTION!
The process supply voltage must be included in the earthing concept (e. g.
earthing of the minus pole).
1.4.2 Inputs/Outputs
Fig. 1: Example for connection input
Examples
AC522
Connection > Inputs/Outputs
2019/11/15 3ADR024117M02xx, 11, en_US 13

ABB AX521 Specifications

General

Brand	ABB
Model	AX521
Category	I/O Systems
Language	English