FX Series Programmable Controllers Object Function Description 8
8-11
3 ) Displayed Value
Select "Current" or "Preset" as the type of the data specified in 1) Word Device.
The available data type varies depending on the word device as shown in the table below.
4 ) Data Changeable
Set whether or not the data of the device specified in 1) Word Device can be changed using the objects
"Increment" and "Decrement" or the ten-keys in the DU. When "Preset" is selected in 3) Displayed Value,
"Data Changeable" should be selected so that the system becomes the status in which programs in the
PC can be modified.
5 ) Minimum Value and Maximum Value
Set the lower limit and the upper limit of numerics which can be entered to a word device when 4) Data
Changeable is selected (when the check mark “
"
” is added).
Direct: Enter a numeric directly.
( 2) Data Size16 bits: -32,768 to +32,767 32 bits: -2,147,483,648 to +2,147,483,647)
Indirect: Enter a word device (T, C, D, V or Z) in the PC.
6 ) Start No.
An image corresponding to the value specified in 1) Word Device plus this value is displayed.
Example:Word Device D0 = K25In this case,
Start No. = 5
K25 + 5 = 30Image No. 30 is displayed.
Screen image
An area of 16
×
16 dots is temporarily assured while the start point specified in 3) Position is regarded as the
upper left corner of the graphic.
The specified graphic is displayed from this point in accordance with the size.
Table:8.5
1) Word Device 2) Data Size 3) Displayed Value
T
16 bits Current/Preset
C
16 bits/32 bits Current/Preset
D
16 bits/32 bits Current
V
16 bits/32 bits Current
Z
16 bits/32 bits (making a pair with "V") Current
Start
point
Library
image
Indirect specification using a data file
Values in a data file can be specified for 1) Word Device and 5) Minimum Value and Maximum Value
(exclusively when "Indirect" is selected).