Rockwell Automation 1791DS-IBxxxx Guard I/O DeviceNet Safety Modules - Manual (Page 53)

Rockwell Automation Publication 1791DS-UM001J-EN-P - May 2013 53
Wiring Examples Chapter 4
Source Output Examples Read this section for source output examples by application. For details, refer to
the installation instructions for each catalog number.
Redundant Safety Contactors
This example shows wiring and controller configuration when using a Guard I/O
module with redundant safety contactors.
Note that all safety outputs of this Guard I/O module are permanently
configured for use as Dual-channel mode only. When used in combination with
the programs of the safety controller, this circuit configuration is Safety Category
4 in accordance with EN 954-1 requirements.
V0 IN0 V1 OUT 0 OUT 1
G0
E1 E2
K1
K2
T0 G1 G1 G1
K2 K1
M
31806-M
K1
K2
E1, E2: 24V DC Power
Source
K1, K2: Contactor
V0, G0: Input Power Connection
V1, G1: Output Power Connection
Controller
Configuration Parameter Name Configuration Setting
Safety Input 0 Safety Input 0 Channel Mode Test Pulse from Test Output
Safety Input 0 Test Source Test Output 0
Dual-channel Safety Input 0/1 Mode Single Channel
Test Output 0 Test Output 0 Mode Pulse Test Output
Safety Output 0 Safety Output 0 Channel Mode Safety Pulse Test
Dual-channel Safety Output 0/1 Mode Dual-channel
Safety Output 1 Safety Output 1 Channel Mode Safety Pulse Test