Jack C4 Training Courseware

Operation instructions -parameter Introduction
P48
Search
needle up position 0 - 1 0
0：
off 1：on
P49
Presser
foot closing round
signal
0 - 50 35
（
/10 ms）closing time ，The
round
time
5MS
P50
Stitch number
delay ,
Sensor for
avoiding
cutting fabric
0-50 0
stitch number more, the thread is
long after trimming.
P51
Dot
Needle parameter 0 - 9 3
no
P52
Testing
speed
500
-
7000
5500
RPM
P53
Testing
working time 1 - 250 3
S
P54
Testing
stopping time 1 - 250 3
S
P55
A
Item testing 0 - 2 0
0：
off 1：on 2: sleeping

Jack C4 Specifications

General

Product Introducti	ion-technical specifications
Type/Name	C4 The Fastest Automatic Overlock Machine
Highest Speed	7000rpm/min
Differential	0.7-2.0
Thread Wideth（mm）	1.5-8.0
Presser Foot Height（mm）	5.0-7.0
Needle Type	DCX27
Needle Bar Height	（general）10.4mm/12mm（heavy）
Needle Bar Stroke	（general）24.5mm/26mm（heavy）

Weight and Dimensions

Max Length(mm)	0.8-4.8