
4.REFERENCE POSITION ESTABLISHMENT B-63943EN-1/02
- 464 -
Manual reference position return selection check signal MREF<Fn004#5>
[Classification] Output signal
[Function] This signal indicates that manual reference position return has been
selected.
[Output condition] This signal turns to "1" when:
- Manual reference position return has been selected.
The signal turns to "0" when:
- The selection of manual reference position return has terminated.
Feed axis and direction selection signal
For details about this signal, see "Feed Axis and Direction Selection
Signal". Only notes on use of reference position return are given, here.
NOTE
1 The direction of reference position return is set for
each axis by parameter ZMI (No. 1006#5). If the tool
is fed opposite to the preset direction in manual
reference position return, while the deceleration
signal is "0", the tool feeds until the signal returns to
"1". The reference position return is then performed
automatically in the predetermined direction.
Rapid traverse
rate
FL rate
. . . . . . . . . . . . . . . . . . . .
JOG mode or
TEACH IN JOG mode
ZRN
-J1
*DEC1
Grid
ZP1
ZRF1
Rapid
traverse
rate
Feedrate
NOTE
2 When reference position return is selected, an axis
who has already completed referencing movement
along that axis is disabled while the reference
position return selection signal (ZRN) is "1". To
perform movement again, ZRN must be set "0", and
the feed axis and direction selection signal must be
reset to "0" and then returned to "1" again.