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NX-series Safety Control Unit User’s Manual (Z930)
This section introduces and describes the features, system configuration, and applica-
tion procedure of the NX-series Safety Control Units.
1-1 Introduction and Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
1-1-1 Overview of Safety Control Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
1-1-2 Features of Safety Control Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
1-2 System Configuration and Configuration Devices . . . . . . . . . . . . . . . . . . . 1-6
1-2-1 Safety Control System Configuration on EtherCAT . . . . . . . . . . . . . . . . . . . . . 1-6
1-2-2 Safety Control System Configuration on EtherNet/IP . . . . . . . . . . . . . . . . . . . . 1-8
1-2-3 Types of Safety Control Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
1-3 Support Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
1-3-1 Applicable Support Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
1-3-2 Connection Method and Procedures for EtherCAT Coupler Units . . . . . . . . . . 1-9
1-3-3 Connection Method and Procedures for EtherNet/IP Coupler Units . . . . . . . . .1-11
1-4 Exchanging Signals between Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
1-4-1 Relationship between Units and Types of Communications . . . . . . . . . . . . . . 1-12
1-4-2 I/O System for Safety I/O Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
1-5 Commissioning Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
1-5-1 Overall Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
1-5-2 Detailed Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
Overview