Soft_input – Watlow LogicPro User Manual
Page 231
LogicPro User’s Guide
Chapter 12: Function Blocks
Doc.# 28002-00 Rev 3.00
Watlow Anafaze
215
Soft_Input
A logic program can generate an analog input to a closed-loop
control channel. To do so, output a value to one of the
Soft
Input
registers and enable the soft input for use on the
channel.
To set a Soft Input with a logic program variable:
1.
Open the
Add Program/Resource Variable
dialog box.
2.
Enter a unique variable
Name
.
3.
Select
INT
from the
Type
list.
4.
Select
Output
by clicking the check box.
5.
Select
Soft_Input
from the
IO Driver
list.
6.
Select
WORD
as the
IO Size
.
7.
In the
IO Physical Address
field enter the Soft Input num-
ber (1-9).
8.
Click
[OK]
.
Soft Input Addressing Example
To create a variable named PV_From_Logic_1 that sets the
value of the first soft input, set the options in the Add
Program/Resource Variable dialog box as illustrated below.