3 operating with anawin3, Type definitions, Closed-loop control – Watlow PPC-2000 User Manual
Page 113: Operating with anawin3 89, Type definitions 89 closed-loop control 89, Figure 3.1—sample screen text 89, Operating with anawin3
Doc.# 30002-00 Rev 2.3
Watlow Anafaze
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Operating with AnaWin3
This section describes how to use your PPC system with
AnaWin3, the Watlow Anafaze HMI software. For hardware
installation and configuration information, refer to Chapter 2,
Hardware Installation. For AnaWin3 installation and user
information, refer to the AnaWin3 User’s Guide.
Type
Definitions
In the following sections, a special font or typeface is used to
indicate text seen on the AnaWin3 screens:
Figure 3.1
Sample Screen Text
The words LP Enable and
LP Limit are shown as they appear in
AnaWin3.
Closed-Loop
Control
The PPC-2000 closed-loop control program can control up to 48
channels. Closed-loop control refers to the control of an output
based on feedback from a sensor or other signal.
LP Enable
Set this field to enable or disable the low process alarm. When
it is Enabled, the low process alarm activates if the process
variable (PV) dips below the
LP Limit.
The PV must rise above
the
LP Limit
plus the alarm deadband to be reset (cleared).
When this parameter is set to Disabled, the low process alarm
¡