Yaskawa MP900 Series Ladder Programming Manual - Manual (Page 112)

5.3 Numeric Operation Instructions
5.3.11 Decrement (DEC)
5-43
Instructions
5
( 3 ) Programming Examples
The following programming examples achieve the same result by using the DEC instruction and by using the SUBX
instruction.
The DEC instruction is equivalent to subtracting 1 from the data 1,000 in MW00000 using the SUBX instruction.
Equivalent