Dual-channel safety contactors – Rockwell Automation 1734-IE4S POINT Guard I/O Safety Modules User Manual User Manual

Page 64

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Rockwell Automation Publication 1734-UM013J-EN-P - July 2014

Chapter 4

Install the Module

Dual-channel Safety Contactors

This example shows wiring and controller configuration when using a digital
POINT Guard I/O module with redundant safety contactors.

When used in combination with the programs of the safety controller, this circuit
configuration is safety Category 4. Additional wiring, such as monitoring
feedback, may be required to achieve safety Category 4.

Figure 30 - POINT Guard I/O Module Wiring (redundant safety contacts)

COM

COM

COM

COM

COM

COM

COM

COM

00

01

04

05

02

03

06

07

K1

K1

K2

K2

M

Where:
O0…O7 = Safety Outputs
COM = Common

Controller
Configuration

Parameter Name

Configuration Setting

Safety Output 0

Safety Output 0 Point Mode

Safety Pulse Test

Point Operation Type

Dual-channel

Safety Output 1

Safety Output 1 Point Mode

Safety Pulse Test

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