Setting And Resetting Devices: Set, Rst - Mitsubishi Electric MELSEC Q Series Programming Manual

5 SEQUENCE INSTRUCTIONS FOR MOTION CPU

5.3.6 Setting and resetting devices: SET, RST

Setting
data
X Y M
(D)
[Setting data]
[Function]
Bit device
SM F T C
(Note-1) (Note-1)
[Instruction]
Command
SET
Command
RST
Setting data
(D)
(1) Setting devices (SET)
• The designated device turns ON when the execution command turns ON.
• Devices turned ON by the instruction remain ON when the same command is
turned OFF.
Devices turned ON by the SET instruction can be turned OFF by the RST
instruction.
• When the execution command is OFF, the status of devices does not change.
(2) Resetting devices (RST)
• When the execution command is turned ON, the status of the designated
devices becomes as shown below:
Device
Bit device
Timers and counters
• When the execution command is OFF, the status of devices does not change.
Usable device
Word device
D W T C SD
Device number to be set or reset
Turns coils and contacts OFF
Sets the present value to 0, and turns coils and contacts OFF
5 - 22
Constant Pointer Level
Z K H P
: Usable
(Note-1): Only RST instruction
SET (D)
RST (D)
Description
Status
Digit
desig- Index
nation
N
:Usable partly