
Note: The machine tool limit switch is used as an example in the above figures. Also
the photoelectric switch can be used as the zero point switch, similarly.
Back to zero mode II:
1). Firstly move to the pressed key direction(or the direction specified by the program
instructions) with Bk0 HSpd(Back to zero high speed), until touch the zero point
switch of the axis and the switch status changes from Open to Closed.
2). After the zero point switch is touched, the speed is quickly reduced to zero.
3). Automatically reverse move with Bk0 LSpd
(
Back to zero low speed
)
, until the