DAHAO A88, Руководство пользователя

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Chapter 12
Directions on Coiling, Taping and Zigzag Embroidery
BECS-A88/C88 computerized embroidery machine owner’s manual 167
for positioning, the clamp foot axis can be divided to the following types:
4. Raising the clamp foot by hand
In this mode, the clamp foot working height relies on the rotating of the cam
and the clamp foot is raised to the limited height by hand.
(1) 2-phase stepping motor, separately driving the embroidery heads, without
the holding force and proximity switch
It uses a 2-phase stepping motor for driving every special embroidery head
and controlling its working height and limited height. The power is off and there is
no the holding force when the clamp foot stays at the upper point or bottom point.
No proximity switch is taken for positioning. And the controller by default takes
that the foot is at the bottom position when turning on the machine.
(2) 2-phase stepping motor, separately driving the embroidery heads, with the
holding force and without proximity switch
It uses a 2-phase stepping motor for driving every special embroidery head
and controlling its working height and limited height. The power is on and there is
the holding force when the clamp foot stays at the upper point, but not at the
bottom point. No proximity switch is taken for positioning. And the controller by
default takes that the foot is at the bottom position when turning on the machine.
5. Mono-phase AC motor, driving the embroidery heads by one motor, 2
proximity switches
In this mode, the clamp foot working height relies on the rotating of the cam
and the clamp foot is raised to the limited height by one mono-phase AC motor