16 - 34
16.2 FX List Editor (GT2104-R only)
â– 3. Parameter setting screen
The following describes the contents displayed on the PLC diagnostics screen and the function of on-screen key.
(1) Displayed contents
(1) Memory space for kana comments after changing memory space, file register space
If the memory space is set smaller than the total of the file register space and kana comment
space, the kana comment space is automatically reduced.
(With the MELSEC-FX list editor, the kana comment space is not displayed.)
Note that if any setting as described below is made, the kana comment space is reduced.
(Settings that reduce kana comment space and the kana comment space after setting
change)
Settings resulting in Nm < Nf 500 + Nk 500 + 500
Nm: Memory space after change (steps)
Nf: File register space after change (blocks)
Nk: Comment space before change (blocks)
(2) Settable range and default value
The settable range and the default value depend on the FX PLC type.
For details of the settable range and the default value, refer to the following.
âž Programming manual for the FX PLC used
(2) Key functions
The table below shows the functions of the keys that are used for the operation on the parameter setting screen.
No. Item Display contents
1) Memory capacity
Sets the memory space (number of steps).
If you touch the section, you can change the memory space.
2) File reg. capacity
Sets the memory space (number of blocks) allocated to the file register.
Touch the section and input the number of blocks.
3) Latch range
Sets the latch range (power failure hold area).
Touch the number display section and input the value.
4) RUN terminal input
Sets whether or not to use one of the FX PLC input terminals for RUN input.
Touch the section and set the device to be set for the RUN terminal.
5) Default Initializes the parameters
Key Function
Initializes the parameters
Completes the changed setting contents.
Ends parameter setting.
Kana comment space (steps) after setting change =
500
Nm-Nf 500-500