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Function Blocks

3/99 Function Block Reference Guide 239

2.80 WVAR Function Block

Description

The

WVAR

label stands for

Write Variable.

This block is part of the

Auxiliary

category. It looks like this

graphically on the Control Builder.

Function

Writes a new value to a selected Variable number.

Select the target variable number from the specific function block reference data and enter it in the

appropriate field in the “Write Variable Number” dialog box.

•If EN is ON, then the Variable selected is set to the value of X.(For example: X = a constant value)

Inputs

X =

Value to be written to the selected variable

= Enable command

Target Write Variable Number

Double click on the function block to access the

“Write Variable Number” dialog box.

•

Enter the Target Variable number in the

appropriate field.

Selections are from 1 to 150

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Honeywell UMC800 Reference Guide

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