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11. MF-7900-E22/23
(1) Specifications
(2) In case of using E22
1) Installing procedure
Model
MF-7900-E22, MF-7900-E23
Model name
E22 : Machine for attaching endless spandex elastic tape (With manual open/
close type binder)
E23 : Machine for attaching endless spandex elastic tape (With pneumatic
open/close type binder)
Sewing speed
Max. 5,000 sti/min (at the time of intermittent operation) (provided with PL12 or
13)
Speed of stitch at the delivery. 4,000 sti/min (at the time of intermittent opera-
tion) (provided with PL12 or 13)
Needle gauge 3-needle 5.6 mm, 6.4 mm
Differential feed ratio
1 : 0.6 to 1 : 1.8 (Stitch length less than 2.5 mm)
Provided with micro differential feed adjustment mechanism (Micro-adjust)
Stitch length
0.9 to 3.6 mm (Adjustable up to 4.5 mm)
Binder open/close amount 40 mm
Needle bar stroke
33 mm (35 mm in the case the eccentric pin is changed over)
Noise
- Equivalent continuous emission sound pressure level (L
pA
) at the workstation :
A-weighted value of 79.5 dB; (Includes K
pA
= 2.5 dB); according to ISO 10821-
C.6.2 -ISO 11204 GR2 at 4,500 sti/min.
1. Installing the binder close/open knee switch
Install the binder close/open knee switch under
the machine table with wood screws
❶
.
❶
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power off and ascertaining that the motor is at rest.
