Rockwell Automation Publication 440G-UM001C-EN-P - June 2019 47
Application Examples Chapter 7
Figure 21 - 1734-OB8S Module Properties – General
Figure 22 on page 47 shows the Output Configuration tab of the 1734-OB8S
switch Module Properties.
Points 0 and 1 drive the output contactors K1 and K2. For both points, Type is
set to Dual, and the Mode is set to Safety Pulse Test.
Figure 22 - 1734-OB8S Module Properties – Output Configuration
Figure 23 on page 48 shows an example logic program.
A Dual Channel Input Stop (DCS) function block monitors the safety switch
and a Configurable Redundant Output (CROUT) function block control
contactors K1 and K2.
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