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7-2
Section
Numeral Memory Table
278
With elements such as numeral display, graph, and numeral input, reading/writ-
ing of a numeric value is executed by specifying the numeral memory table entry
number.
PC (PLC)
Initial value
Initialization
Storage type
No. of words
PC (PLC)
address
I/O comment
Reference
Numeral memory
table
1234
Numeral display
element
2345
Numeral data
input element
Bar graph
0
1
2
3
4
5
Screen
PT
Read
Write
Read
Shared
Shared
Shared
7-2-1 Operation Procedure
A numeral memory table entry is displayed by the operation described below.
At the property settings for individual elements, click on
in the table entry
number field.
Select [Tools] (menu bar)
→
[Table], then click the [Numeral] tab.
Setting
For numeral memory table entries, the objective of an operation is specified by
clicking on a line. The necessary setting can be made by input using a keyboard
or by selection using a drop-down list.
For the operation procedure for
,
,
,
,
, and
, refer to
7-1 Common Operation.
(Note that
cannot be used if it is displayed by the operation using an
element property.)
Reference:
For PT models other than NT20, NT20S and NT600S, numeral memory table
entries No. 247 to No. 255 are used by the clock function and, therefore, cannot
be allocated to a PC (PLC).
7-2-2 Related Elements
When reading numeral data from a numeral memory table entry
Numeral display element
[Objects]
→
[Numeral Display]
Bar graph element
[Objects]
→
[Graph]
→
[Bar Graph]
Analogue meter element
[Objects]
→
[Graph]
→
[Analogue Meter]
Broken-line graph element
[Objects]
→
[Graph]
→
[Broken-line Graph]
Trend graph element
[Objects]
→
[Graph]
→
[Trend Graph]
Содержание NT-SERIES - SUPPORT TOOL FOR WINDOWS V4
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