Beisler 739-23-1 Manual - Manual (Page 6)

1.2.2 Sewing machine head
– Single-needle double lockstitch machine
– The seam beginning and end are locked by means of tacks (single
tacks, double tacks) or stitch condensation.
– Thread cutter
– An electronic thread monitor ensures that the machine is not
restarted in the event of a thread break or if the bobbin is empty.
– Edge cutter
1.2.3 Material transport
The material transport is driven by step motors. This drive system
allows for short running times and ensures the exact positioning of the
sewing and transport tracks, due to its high repeat accuracy.
contributing thus to a high standard quality at high productivity.
The machine head is driven by D/C motor.
1.2.4 Dürkopp-Adler Control (DAC)
The DAC includes the extensive MULTITEST testing and monitoring
system.
A microcomputer controls and monitors the entire sewing process and
informs the operator on errors and disruptions by means of messages
on the display of the operating panel.
1.3. Technical data
Machine head: class 271
Needle system: 2134-85
Needle strength: Nm 100
Stitch type: single-needle double lockstitch
Number of stitches: 200 - 4000 r.p.m.
Stitch length: 2.0 to 4.0 mm
Stitch condensation: 0.5 to 2.25 mm
Edge cutter: rotating, positioned around the needle centre
Cutting distance: Depending on sewing system
E1/4 for 4 mm
E1/5 for 5 mm
Blade lift: 5.5 mm
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