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Changing the value of a variable, Forcing variables, Forcing a variable – Watlow LogicPro User Manual

Page 259: Changing the value of a variable forcing variables

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LogicPro User’s Guide

Chapter 15: Downloading & Monitoring

Doc.# 28002-00 Rev 3.00

Watlow Anafaze

243

2.

Choose

Select Grid

from the

View

menu.

3.

Select the check box next to each variable whose proper-
ties and status that you want to view. A small red check
mark appears in each selected box.

4.

Select

Watch Grid

from the

View

menu. The

Vari-

able Watch Window

displays the values and other

properties of variables that you selected.

Changing the Value of a Variable

To change the value of a variable:

1.

Double-click the

variable value

in the

Value

column.

2.

Enter the new variable value.

3.

Click

[Yes]

.

Forcing Variables

With the Variable Watch Forcing I/O feature:

You can force a Boolean variable on or off, or clear the
forced status for the variable.

You can disable, re-enable or clear all I/O forcing in a
program.

Forcing a Variable

ç

CAUTION!

Variables remain in their forced states until you
clear or disable the forced condition(s), or termi-
nate the logic program. Closing Variable Watch
will not clear or disable forced variables. Force
variables only when you are sure it is safe to do
so.

To force a variable on or off:

1.

Start

FastLink

. (Click

Start

on the

Windows

task bar,

then click

Programs

, then

Watlow

, then

LogicPro

CPC400/PPC-2000

, then click

FastLink

.)

2.

Start

Variable Watch

. (Click

Start

on the

Windows

task bar, then click

Programs

, then

Watlow

, then

LogicPro CPC400/PPC-2000

, then click

Variable

Watch Window

.

3.

Choose

Select Grid

from the

View

menu.