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FX Series Programmable Controllers
Object Function Description 8
8-90
8.13.6 Increment and Decrement
The "Increment" object adds "1" to the data in the specified word device in the PC by a key (mechanical key or
touch key). The "Decrement" object subtracts "1" from the data in the specified word device in the PC by a
key (mechanical key or touch key).
The "Increment" object exclusively is described below as the representative between them.
Input items
1 ) Control Input
Displays the key (mechanical key or touch key) selected on the previous window. For the key types
available in each DU type, refer to "Switch" in Paragraph 8.11.1
2 ) Word Device
Enter a word device in the PC which specifies the No. in the image library.
Available word devices: T, C, D, V, Z
3 ) Data Size
Select either one between "16 bits" and "32 bits". Make sure to select "32 bits" when a high-speed
counter or 32-bit counter is specified in 2) Word Device.
4 ) Changed Value
Select "Current" or "Preset" as the type of the data specified in 2) Word Device.
The available data type varies depending on the word device as shown in the table below.
Table:8.40
Word Device Data Size Changed 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
Screen List Window
Objects
Screen
Keys
Header
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4)
3)
2)
1)
50DU-TK
F940GOT
4)
3)
2)
1)
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6)