3 G/M Codes
3 - 87
Disabling a tool-tip radius compensation:
When tool-tip radius compensation is enabled and all the following conditions are met,
the tool-tip radius compensation can be disabled:
A G40 command is executed.
Executing a move command excluding the arc commend.
After reading-in the disable command of compensation, the program switches into
(compensation) disabled mode which comprises the following 3 conditions:
A tool-tip radius compensation ends, G40 alone disables tool compensation, and a
G00 precedes G40, tool compensation is disabled in the block of a G00 move
command.
A tool-tip radius compensation ends, G40 alone disables tool compensation, and a
G01/G02/G03 precedes G40, tool stops at the center of tool-tip radius vertically,
tool compensation remains enabled until the first move command after G40. If no
move command follows G40, tool compensation remains enabled on the
encounter of an end command M02/M30; the compensation is disabled when the
program is re-started, without an operation for disabling tool compensation.
A tool-tip radius compensation ends, if G40 command is in the same command
line with a move command, tool compensation is disabled in the G40 command
block.
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