– 2 –
Sewing of circular patterns
When sewing circular patterns diameter of which is φ60 mm or less, sewing performance of
the sewing machine may be affected by overrun of the lower rotating motor depending on the
pattern.
Fig. 1
Number
of revolu-
tions for
sewing
Maximum number of revolutions for sewing
：
3,000 sti/min
Number of revolutions for sewing at shipment
：
2,800 sti/min
Maximum applicable number of revolutions for sewing at each pitch
Pitch
Number of Revolu-
tions
Pitch
Number of Revolu-
tions
0.5
～
2.5 mm
3,000 sti/min
4.6
～
5.5 mm
1,800 sti/min
2.6
～
3.0 mm
2,800 sti/min
5.6
～
6.5 mm
1,400 sti/min
3.1
～
3.5 mm
2,500 sti/min
6.6
～
9.0 mm
1,100 sti/min
3.6
～
4.0 mm
2,200 sti/min
9.1
～
9.5 mm
600 sti/min
4.1
～
4.5 mm
2,000 sti/min
9.6
～
12.7 mm
500 sti/min
Содержание PS-900-13090
Страница 1: ...PS 900 13090 INSTRUCTION MANUAL...
