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Delta Electronics Human Machine Interface DOP-A Series User Manual

Page 160

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Chapter 3 Element Function|ScrEdit Software User Manual

Revision Apr. 30th, 2007, 2007PDD23000002

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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

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