Axis Movement And M Commands - Mitsubishi Electric M800VW Series Programming Manual

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M800V/M80V Series PLC Programming Manual (2/2)

12 Handling of M, S, T, B Functions

12.5 Axis Movement and M Commands

If an M command is issued in the same block as a movement command, whether to process the M command simultaneously

with the movement command or to process it after the movement is finished, depends on the "Movement command finish

(DEN)" signal output from the CNC.

Axis movement and general M command (To execute M command after movement command is finished)

Machining program

Axis movement

command finish

Axis movement and M code independent output command

(a) When the M code independent output command is issued in the same block as a movement command, the M code

independent output will be output after the movement command is finished.

(b) Even when the M code independent output command is issued without movement command, it will be output after the

axis movement in the previous command block is finished.

Machining program

Axis movement

M code independent

Movement command

(1) Refer to the section "12.4 M Code Independent OutputM Code Independent Output" for details on the PLC (machine) pro-

cess for the M code independent output.

IB-1501668-B

M command execution timing when not using "Movement command finish" signal

G01X......M00;

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