B&B Electronics WOP-2121V-N4AE - Manual - Manual (Page 252)

7
PM Designer Operation Manual
7-8 CHAPTER 7 DISPLAYING AND INPUTTING DATA
7.2. Numeric Displays
You can use a numeric display to show the value of the specified variable.
7.2.1. Operation Options
The following operation options can be added to a numeric display. Select and set up the options in the Numeric Display
property sheet.
Options Description
Scaling The value of the monitored variable will be scaled by the following formula before it is
displayed.
DisplayedValue = MonitoredValue * Gain + Offset
Select and set this option in the Advanced page.
Note: The Gain and Offset are 32-bit floating point numbers. They have at most 6 significant
digits. The rounding and truncation errors may happen.
Range Display You can specify a low limit and a high limit for the numeric display. The limits can be
constants or variables. At runtime, when the value of the monitored variable is below the low
limit, the numeric display shows the value with the text color and the BG color set for the low
limit. When the value of the monitored variable is over the high limit, the numeric display
shows the value with the text color and the BG color set for the high limit.
Visibility Control You can show and hide the numeric display by the specified bit or the current user level.
Select and set this option in the Visibility page.
7.2.2. Settings
You can complete all the settings of a numeric display in the Numeric Display property sheet. This sheet contains the
following four pages. Some of the pages appear only when they are needed.
■ General
Described in Section 7.2.3.
■ Advanced
Described in Section 7.2.4.
■ Visibility
Described in Section 4.3.4.
■ External Label
Described in Section 4.3.1.8.