Delta Electronics Human Machine Interface DOP-A Series - Manual (Page 160)

Chapter 3 Element Function|ScrEdit Software User Manual
Revision Apr. 30th, 2007, 2007PDD23000002 3-23
Property Description of Deviation Bar Element
Standard Raised Sunken Style
Horizontal The deviation value display horizontally. Display Format
Vertical The deviation value display vertically.
Data
Length There are 16bits Word and 32bits
Double Word two options.
There are following data format
provided:
Word/Double Word
Data
Format
1. BCD
2. Signed
BCD
3. Signed Decimal
4. Unsigned Decimal
5. Hex
Standard Value It is used to set the standard value for calculating deviation
value.
Minimum Value
Maximum Value
The minimum and maximum value in the deviation bar
element.
Display Deviation
Limit The deviation limit and color can be set only when this option
is selected. Also, the deviation value will display in the
designated color set by the user. If this option is not selected,
the deviation value will be displayed in the foreground color
directly on the screen.
Variable Standard
Value/Deviation Limit When standard value and high limit of deviation value is
variable. The address of standard value is Read Address+1
and the address of deviation limit value is Read Address+2.
When the user has input the standard value, minimum & maximum value and
deviation limit, after pressing OK button, HMI will examine the value by referring to the
selected data length and data format.
Detail
For example, if the data length is set to Word, the data format is set to Unsigned
Decimal, standard value is set to 50, minimum value is set to 0, maximum value is set
to 100 and deviation limit is set to 20, the deviation bar element will be shown as the
figures below:
When the value is 10 When the value is 20
When the value is 70 When the value is 90