G49: Tool Length Compensation Cancel - Mitsubishi Electric MELSEC iQ-R16MTCPU Programming Manual

G49: Tool length compensation cancel

Cancels the set tool length compensation amount (G43, G44).
Code
G49
Processing details
• The G49 command cancels the set tool length compensation amount (G43, G44) and performs positioning.
• The G49 command calculates the movement amount by the following calculation.
Program
G49 Z10.
Program example
■Program that cancels compensation and performs positioning after the execution of
positioning by tool length compensation (absolute value command)
The tool length compensation amount is "compensation No.: 01", "compensation amount: 100"
Operation Program
(1) G90 G53 Z0.
(2) G90
(3) G43 Z5. H01
(4) G01 Z-50. F500
(5) G49 Z40.
Tool length compensation
H01=100
5 G-CODE CONTROL PROGRAMS
136
5.6 G-Code
Format
G49 Z z
Coordinate command
Z-axis movement amount
10-(+)(tool length compensation amount of tool No. 01)
(1)
(3)
60
(5)
5
0
(4)
-50
Operation
Tool compensation cancel
Remarks
Move to the Z-axis "0" position of the machine coordinate system
Absolute value command
Use the tool length compensation amount of tool No. 01 and move to
the "5" position on Z-axis
Move to the "-50" position on Z-axis
Move to the "60" position on Z-axis
Machine coordinates
Work coordinates