Fanuc Series 15i/150i-MA (Programming) Operators Manual

B-63324EN/03 PROGRAMMING 14.COMPENSATION FUNCTION
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- Tool change methods
The execution of an M code for tool change and tool number (T code)
that are specified in the same block depends on the settings of bit 1
(CT2) and bit 0 (CT1) of parameter No. 7401, as indicated in the table
below. The method that is used depends on the machine. For details,
refer to the relevant manual provided by the machine tool builder.
Table14.11.2 Differences between Tool Change Methods
CT2
(#1)
CT1
(#0)
Tool
change
method
Description
(tool offset based on tool numbers)
00 A
The compensation values corresponding to the previously
specified tool number (T code) become valid, and the tool pot
number corresponding to a tool number specified in a block where
an M code for tool change is specified is output as a code signal.
The compensation values corresponding to this tool number do
not become valid for the next M code for tool change.
01 B
The compensation values corresponding to the previously
specified tool number (T code) become valid, and the tool pot
number corresponding to a tool number specified in a block where
an M code for tool change is specified is output as a code signal.
The compensation values corresponding to this tool number
become valid for the next M code for tool change.
1 0 C Same as method B
11 D
The tool pot number corresponding to a tool number specified in a
block where an M code for tool change is specified is output as a
code signal; the compensation values become valid immediately.

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