MMVC wiring and programming example
This topic demonstrates how to wire the Guard I/O module and program the instruction in the safety control portion of an application.
This application example complies with ISO 13849-1, Category 4 operation.
TIP:
The standard control portion of the application is not shown in the following diagram.
Wiring Diagram
This programming diagram shows the MMVC instruction used with a Dual-channel Input Start (DCSRT) instruction and a Main Valve Control (MVC) instruction.
Programming Diagram
Ladder Diagram
Module Definition
The Logix Designer application is used to configure the input and test output operands of the Guard I/O module, as illustrated.
Rockwell Automation suggests selecting
Exact Match
for the Electronic Keying
as shown. Compatible Match
is also acceptable.Module Input Configuration
Module Test Output Configuration
Module Output Configuration
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