Operating instructions

Measurement / Repère
a stitch distance
d eyelet diameter
kl taper tack length
l length
qb cross tack length
ql lateral cross tack position
qs stitch distance in the cross tack
qv seam extension
x eye shape
y eye shape
NB:
Not all symbols are displayed, only the ones that are important for the
pertinent buttonhole type.
Eyelets and their parameters can only be changed with sewing
apparatus E110, E111, E510 and E511.
Symbol Parameter Meaning
Buttonhole number The number of the buttonhole to be processed.
If a new buttonhole is selected, a * appears
before its number.
Buttonhole type Buttonhole types A to E are available,
depending on the subclass (see also page 27).
Eye shape The external dimensions (x, y) of the eye.
Buttonholes without eyes have dimensions
0.0x0.0. Which buttonhole shapes are possible
depends on the cutting mode set.
When switching from buttonholes with eyes to
buttonholes without eyes the stitch count in the
eye is set to 7. When switching from
buttonholes without eyes to buttonholes with
eyes the stitch count in the eye is set to 10.
The buttonhole display in the left half of the
display alters accordingly.
Speed The speed of the machine.
Length The buttonhole length from the upper end of
the eye up to the beginning of the tack
(measurement l).
Cut
12 3
The following parameters are available:
- cut before sewing (item 1)
- no cut (item 2)
- cut after sewing (item 3).
Cut-position
correction
The distance by which the cut of the blade is
moved lengthwise. Values from -0.3 to +0.3
can be set.
Stitch count in the
eye
The number of stitches sewn by the machine in
the eye.
Stitch distance The distance between stitches within the side
of the buttonhole (measurement a).
The value must be between 0.5 and 2 mm.
Throw width in the
side
This parameter changes the throw width in the
side of the buttonhole.
1
29