Specifications - JUKI LK-1900AN Engineer's Manual

1. Specifications

Model name
No.
Item
1 Application
2 Sewing area
3 Button size
4 Max. sewing speed
5 Stitch length
6 Feed motion of work clamp
foot
7 Needle bar stroke
8 Needle
9 Work clamp lifting system
10 Lifting (lift) amount of work-
clamp foot
11 Number of standard
patterns
12 Wiper system
13 Needle thread clamp device
14 Needle thread tension
15 Hook
16 Lubrication
17 Lubricating oil
18 Grease
19 Memory medium
20 Number of stitches that can
be stored in memory
21 Enlarging/Reducing facility
22 Enlarging/Reducing method Pattern enlargement/reduction can be done by increasing/decreasing the stitch length
23 Sewing speed limits
24 Material clawing amount
25 Pattern selector facility
26 Bobbin thread counter
27 Sewing machine motor
28 External dimensions
29 Weight
30 Power consumption
31 Working temperature range
32 Working humidity range
33 Power-supply voltage
* Maximum sewing speed should be reduced according to the sewing conditions.
(Caution) 1. LK-1903AN is set to needle thread clamp prohibited (no motion) with memory switch
No. 35 at the time of standard delivery.
2. Grease type, refer to "(3) Greasing parts of [9] Maintenance".
LK-1900AN LK-1901AN
Bartacking Eyelet buttonhole
bartacking
X-Direction (right, left) 40 mm;
Y-Direction (forward, backward) 30 mm
—————
* 3,200 sti/min max.
(*2,700 sti/min fo (When sewing pitches are less than
the 2-fold semi- 5 mm in X-direction and 3.5 mm in
rotary hook) Y-direction)
0.1 mm to 10.0 mm (adjustable in 0.1 mm step)
Intermittent feed (2-shaft drive by stepping motor)
41.2 mm
DP×5 #14
DP×5 #11 (F, M)
(DP×17 #21 heavy-
weight material)
Standard 14 mm, Max. 17 mm
(In the reverse-rotation needle-up function)
50 patterns 3 patterns
Interlockly with work clamp foot lifter by pulse motor
Standard: General 0
Active tension (electronic thread tension control mechanism)
Standard semi-
rotary hook
(2-fold semi-rotary
hook)
JUKI NEW Defrix oil No.2 (equivalent to ISO VG32) (Lubrication system)
1. Penetration No. 2 lithium grease, 2. Templex N2, 3. JUKI Grease A, 4. JUKI Grease B
EEP-ROM (128 Kbyte) EP-ROM (32 Kbyte)
X-Direction, Y-Direction: 20 to 200% each (1% step)
400 to 3,200 sti/min (100 sti/min step)
(2,700 sti/min max. for the 2-fold semi-rotary hook)
————— Max. 3 mm
Pattern No. designation system (1 to 200)
450W compact AC servomotor (direct-drive system)
W: 1,200 mm, L: 660 mm, H: 1,100 mm (standard table stand applied)
Machine head (include motor): 42 kg, Control box: 16.5 kg
35% to 85% (no dew condensation permissible)
Single-phase 100V · 3-phase 200V , Rated voltage ±10% , 50/60Hz
– 1 –
Application
LK-1902AN
Belt-loop attaching Lock stitch button sewing
* 3,000 sti/min max.
(DP×17 #21 heavy-
weight material)
Pulse motor
6 patterns
Standard semi-rotary hook
Hook: minute-quantity lubrication
(Caution) 2.
Max. 20,000 stitches
—————
Up/Down method (0 to 9999)
320W
5℃ to 35℃
LK-1903AN
—————
Type: Round-shaped, flat
button
Size: ø8 to ø32 mm,
Standard (ø8 to ø20 mm)
* 2,700 sti/min max.
45.7 mm
DP×17 #14
Max. 13 mm
50 patterns
Standard: Disable 1
(Caution) 1.
400 to 2,700 sti/min
(100 sti/min step)
—————