(8) Preset function 
It changes the current value into preset value. 
There are two types of preset function, internal preset and external preset. External preset is fixed 
as input contact point. 
 
• Preset setting value is saved at the following special K area. 
Type 
Area per each channel (Double word) 
Ref. 
Internal preset  K304  K334  K364  K394  - 
External preset  K306  K336  K366  K396  - 
 
• Preset command is specified through the following special K area, external preset is used by 
executing the designated input contact point after allowance bit is on. 
Type 
Area per each channel (Bit) 
Ref. 
Internal preset 
command 
K2601  K2701  K2801  K2901  - 
External preset 
allowance 
K2602  K2702  K2802  K2902  - 
External preset 
command 
P004  P005  P006  P007  -