Rockwell Automation 20-750-CNETC PowerFlex Coaxial ControlNet Option Module User Manual

Page 78

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78

Rockwell Automation Publication 750COM-UM003B-EN-P - November 2012

Chapter 6

Using Explicit Messaging

ControlLogix Controller Example Ladder Logic Program to Write a
Single Parameter

A Set Attribute Single message is used to write to a single parameter. This write
message example writes a value to the 32-bit REAL (floating point) parameter
535 - [Accel Time 1] in a PowerFlex 750-Series drive.

Table 6 - Example Controller Tags to Write a Single Parameter

Figure 21 - Example Ladder Logic to Write a Single Parameter

Operand

Controller Tags for Single Write Message

Data Type

XIC

Execute_Single_Write_Message

BOOL

MSG

Single_Write_Message

MESSAGE

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