Mitsubishi LT2-2230 - Page 30

UDS: Needle UP/DOWN control by back tack switch
Allows a half stitch to be sewn by turning on the back tack switch S7 when the sewing
machine has stoped.
D: Start backtacking speed varying switch
Allows start backtacking speed to be changed (between low and backtacking speeds) in
accordance with the pedal toeing degree.
P: Pfaff type thread trimmer switch (Model 463)
2. Option connectors
Option 1
Position
Speed —
@) (5)!
/ \
LOW HIGH
AAA
(D (D (3)
<!}<D(D
Lever Encoder
Detector
Option 1
Control
switch
panel
Option
Presser
toot up
Run (high speed)
9
1—
VC1
Run (low speed)
8
+12V
7
Correction stitching
6
>CpR
—OXI—1
VC2
1
UP/DOWN control
5
Variable-speed signal
4
Thread trimmer
3
—
OV ,
1 L
Run (medium speed)
2
OV
1
External knob 10k n
Option 2
One-shot
6
UP position signal
5
—CK
♦12V MAX
—40mA
P^ES
DOWN position prioritystop
4
Power supply
3
UP position priority stop/emergency stop signal
2
OV
1
OV
Presser foot UP
OV
1
Presser foot UPsignal
2
PresserfootUPoutput+
3
Presser foot UP output- 4
Sewing machine
Back tack output
12
~®-(
+30V
11
OV
10
Back tack signal
9
+30V
8
—
7
SG/TL
Thread trimming safety/thread trimming cancel
6
"I
OV
5
Thread trimmer output
4
+30V
3
Wiper output
2
-(wH
Ground
1
Sewing machine
— 27 —
AAA
Sewing
mashme
From the library of: Superior Sewing Machine & Supply LLC