Bit Device Shifts: Sft - Mitsubishi Electric MELSEC Q Series Programming Manual

5 SEQUENCE INSTRUCTIONS FOR MOTION CPU

5.3.9 Bit device shifts: SFT

Setting
data
X Y M
(D)
[Setting data]
[Function]
Bit device
SM F T C D
[Instruction]
Command
SFT
Setting data
(D)
(1) Shifts to a device designated by (D) the ON/OFF status of the device immediately
prior to the one designated by (D), and turns the prior device OFF.
(2) Turn the first device to be shifted ON with the SET instruction.
(3) When the SFT are to be used consecutively, the program starts from the device
with the larger number.
(4) If the device number specified by (D) is 0, the instruction is not processed.
Usable device
Word device
W T C SD Z
Device number to shift (bits)
5 - 26
Constant Pointer Level
K H P N
SFT (D)
Description
Digit
desig- Index
nation
: Usable