Sewing With Machines Using The Efka Dc1550/Da321G Positioning Drive - Dürkopp Adler 869 Operating Instructions Manual

7.2 Sewing with machines using the Efka DC1550/DA321G positioning drive

Pedal position
-2
-1
0
1
2
3
: : :
13
The control unit DA321G contains all required operational interfaces
for switching functions and setting parameters.
It is possible to operate without an operating panel, but the seam
programming cannot be carried out.
The V810 and V820 operating panels can also be connected to the
control unit.
They are deliverable as optional equipment.Seam programming can
be performed with the V820 operating panel.
For a detailed description of the control unit, please consult the
enclosed current issue of the operating manual "Efka DC1550 -
DA321G" of the motor manufacturer (see also www.efka.net).
With pedal
The pedal position is detected using a sampling detector with 16
different levels.
Their meanings are listed in the table below:
Pedal movement
Completely backwards
Half backwards
Rest position
Slightly forwards
More forwards
More forwards
Entirely forwards
Remark
The following functions can be programmed to correspond with the
rest position:
–
Needle position (down/up) and sewing-foot position (down/up) when
stop in seam.
–
Sewing-foot position (up/down) after end of seam. (Pedal fully
backwards, then in rest position)
Meaning
Command for cutting the thread (end of seam)
Command for raising the sewing foot
see remark below
Command for lowering the sewing foot
Sew with miminal speed (first step)
Sew with more speed (second step)
Sew with maximal speed (12th step)
GB
29