Write Constant - Mitsubishi Electric F930GOT-BWD Operation Manual

Graphic Operation Terminal GOT-F900
18.6.4

Write Constant

The "Write Constant" object writes a fixed constant to the PLC when a touch key is
pressed.
The "Write Constant" object is convenient: When it is used, sequence programs such
as transfer instructions are not required.
u u u u Contents of setting
Attribute
Control Input
Constant
Word Device
n n n n Important point
1) Write constant to a timer/counter
Even if "0" is written to the current value or set value of a timer/counter, the output contact in
the PLC is not reset. (Though the current value or set value becomes 0, the output contact
does not become OFF.)
To reset a timer/counter, execute an RST instruction in the sequence program or reset the
timer/counter using the switch function.
Enter a key which actuates write of a constant.
Enter a fixed value to be written to a word device.
Enter a word device to which the fixed value is written.
Enter "Data Size" and "Changed Value" (Current or Preset) also.
Creation of Display Screens (FX-PCS-DU/WIN-E) 18
Contents of setting
18-49