
B-63783EN-1/01 4.REFERENCE POSITION ESTABLISHMENT
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Reference position return end signals
ZP1<F64#0>, ZP2<F68#0>, ...
[Classification] Output Signal
[Function] These signals report that the tool is at the reference position on a
controlled axis.
These signals are provided for axes in a one-to-one correspondence.
A number appended to a signal represents a controlled axis number.
ZPx
x : 1 Reference position return end signal for the first axis
2 Reference position return end signal for the second axis
3 Reference position return end signal for the third axis
: :
[Output condition] These signals turn to "1" when:
- Manual reference position returns is completed, and the current
position is in the in-position area.
- Automatic reference position return (G28) is completed, and the
current position is in the in-position area.
- Reference position return check (G27) is completed, and the
current position is in the in-position area.
These signals turn to "0"when:
- The tool has moved from the reference position.
- An emergency stop is applied.
- A servo alarm is raised.
Reference position establishment signal
ZRF1<F65#2>, ZRF2<F69#2>, ...
[Classification] Output Signal
[Function] Notify the system that the reference position has been established.
A reference position establishment signal is provided for each axis.
The number appended to each signal name indicates the number of the
controlled axis.
ZRFx
x : 1 1st-axis reference position establishment signal
2 2nd-axis reference position establishment signal
3 3rd-axis reference position establishment signal
: :
[Output condition] Each signal is set to 1 when a reference position is established along the
corresponding axis upon the completion of reference position return.
Each signal remains set to 1 until the CNC loses the reference position.