FX
3G
/FX
3U
/FX
3UC
 PLC User's Manual - Positioning Control Edition
Built-in Positioning Functions
11 Batch Data Positioning Mode (TBL Instruction)
11.4 Positioning Parameter Setting
B - 144
2 Set the memory capacity.
Click on the "Memory capacity" tab, and then click on the "Positioning Instruction Setting" check 
box to enter a check in the box.
*1. The initial value is 8000 steps for GX Developer below Ver.8.22Y.
The initial value is "8000 steps" in the 
FX3G PLC.
*2. Only available for 
FX3U and FX3UC PLCs.
Setting item Description of setting Setting range
Memory capacity
Set the capacity of the program memory.  Initial value: 16000
*1
Refer to the
programming 
manual.
Comment capacity
Set the capacity for the comments to be stored in the PLC. Initial 
value: 0
Device comment: 50 points/block (500 steps)
File register capacity
Set the capacity for the file registers.  Initial value: 0
File registers: 500 points/block (500 steps)
Program capacity
Displays the number of steps that can be used for the sequence 
program.
Special Function Memory 
capacity
Set whether the special unit initial data setting function and the 
positioning data setting function should be enabled.
-
Special Function Block 
Settings
*2
Enter a check in the check box to enable the special function unit/
block initial data setting function.  Use the "I/O Assignment Setting" 
tab to set the initial value of a special unit.
-
Positioning Instruction 
settings
Enter a check in the check box to enable the TBL (FNC152) 
instruction setting function.  Use the "Positioning Data Setting" tab to 
set the positioning data.
-
Enter a check.
*1