Echelon LonPoint Application and Plug-In User Manual
Page 101
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The LonPoint Application and Plug-in Guide
9-17
The Reverse Acting process option is not used in this example. This is because
the process is forward acting; an increase in the control variable causes an increase
in the process variable. For a reversing process, the Reverse Acting process
option must be selected, so the controller moves the control variable in the proper
direction. If the process is reversing, the LonPoint PID Calculator will show a
reversing process message as shown below:
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