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1. EXPLANATION OF LK-1900A, COMPUTER-CONTROLLED HIGH-
SPEED BARTACKING MACHINE
[1] SPECIFICATIONS
1) Sewing area ................................................. X (lateral) direction 40 mm Y (longitudinal) direction 30 mm
2) Max. sewing speed ...................................... * 3,000 rpm
(When sewing pitches are less than 5 mm in X-direction
and 3.5 mm in Y -direction.)
3) Stitch length ................................................. 0.1 to 10.0 mm (adjustable in 0.1 mm step)
4) Feed motion of work clamp foot ................... Intermittent feed (2-shaft drive by stepping motor)
5) Needle bar stroke ........................................ 41.2 mm
6) Needle .......................................................... DP x 5, DPx17
7) Lift of work clamp foot .................................. 13 mm (standard) Max. 17 mm
8) Shuttle .......................................................... Standard semi-rotary hook (oil wick lubrication)
9) Lubricating oil ............................................... New Defrix Oil No. 2 (supplied by oiler)
10) Data recording ............................................. EE-PROM (128Kbyte) E-PROM (32kbyte)
11) Enlarging / Reducing facility ........................ 20% to 200% (1% step) in X direction and Y direction
respectively
12) Enlarging / Reducing method ...................... Pattern enlargement / reduction can be done by increasing/
decreasing the stitch length
13) Max. sewing speed limitation ....................... 400 to * 3,000 rpm (100 rpm steps)
14) Pattern selection .......................................... Specifying pattern No. type (1 to 200)
15) Bobbin thread counter ................................. UP/DOWN type (0 to 9999)
16) Sewing machine motor ................................ 450W servo motor
17) Dimensions .................................................. W : 1,200 mm L : 660 mm H : 1,100 mm
(Use the standard table and stand.)
18) Weight .......................................................... Machine head 42 kg, Control box 16.5 kg
19) Power consumption ..................................... 320 W
20) Operating temperature range ...................... 5 ˚C to 35 ˚C
21) Operating humidity range ............................ 35% to 85% (No dew condensation)
22) Line voltage ................................................. Rated voltage ± 10% 50/60 HZ
23) Noise ............................................................ Workplace-related noise at sewing speed
n = 3,000 min
–1
: LPA
≦ 84 dB(A)
Noise measurement according to DIN 45635-48-A-1.
* Reduce the max. sewing speed in accordance with the sewing conditions.
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