ABB AC500-S - 1 Introduction; 1.1 Purpose

Application Note for “Usage of AC500 digital standard I/Os in functional safety applications up to PL c (ISO 13849-1)”, V1.0.0
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Figure 1. Basic setup with AC500/AC500-S modules for usage of AC500 digital
standard I/O modules in functional safety application up to PL c
Remote digital standard I/O modules can be used as well (refer to www.abb.com/PLC
for more details on available AC500 modules).