Watlow PPC-2000 User Manual

Page 214

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Chapter 5: LogicPro and Modbus Reference

PPC-2000 User’s Guide

186

Watlow Anafaze

Doc.# 30002-00 Rev 2.3

Heat/Cool Output Filter

This parameter determines how much the heat or cool output’s
response is damped. The Heat or Cool Output responds to a step
change in Feedback Value by going to approximately 2/3 of its
final value within the number of scans set. A larger number
yields a slower, or more damped, control response to changes in
the calculated output. A value of 0 disables the filter.

Heat/Cool Output%

Set a heat or cool output value in percent when the channel is
in Manual control mode, or monitor the output in Automatic
control. For PID output types, the output is calculated based on
the heat PID parameters. The valid range is 0 to 1000 and
corresponds to 0.0% to 100.0%: for example, a setting of 500
corresponds to 50.0%.

Heat/Cool Output Destination (Heat/Cool Output Dest)

Select the output destination to specify the I/O point used for
the control output. This is the output for the closed-loop control
channel. Selecting 0 indicates no output is to be used, and is an
appropriate setting for monitor-only channels. Values are
calculated for the corresponding output whenever the output
destination has a non-zero setting. If both the heat and cool
output destinations are non-zero, the channel performs
bimodal control. See Heat and Cool Outputs on page 90. Refer
to Table 5.22 for a list of values and the corresponding physical
or software output destinations.

Table 5.22

Output Destinations for Digital
Outputs on the PPC-2010 Module

Value

Digital I/O Name

(AnaWin3 Dig I/O Spreadsheet)

1

2

48

PPC1:Proc 0.0.1

PPC1:Proc 0.0.2

PPC1:Proc 0.0.48

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