− 128 −
Approx. 1.5 m
2
12
1
11
A
To be used with variable
between 1 and 2V
(Acceleration / retardation)
Neutral position :
1V ± 0.05V
(between 3 and 4)
1
2
3
4
5
6
7
8
9
10
11
12
CN 32
BROWN
ORANGE
YELLOW
GREEN
BLUE
PURPLE
GRAY
WHITE
LIGHT BLUE
PINK
BLACK
1
VR(1 KΩ)
2
3
5 V
SPEED VARIABLE RESISTOR
S GND
PRESSER LIFTER SWITCH
S GND
THREAD TRIMMING SWITCH
S GND
HIGH SPEED SWITCH
S GND
LOW SPEED SWITCH
S GND
15. OPTIONAL CORD
(1) Relay cord A asm. for standing machine (Part No. M9701351AA0)
1) Wiring diagram of variable pedal PK-70, -71
• Power source section A sorted by color for each signal appears from the relay cord A asm. for standing
machine. Perform connection of the switches and the speed variable resistor according to the wiring
diagram.
• Use this cord by inserting it into the connector (CN32) of pedal for standing machine in PSC box.
1
2
3
4
5
6
7
8
9
10
11
12
CN 32
5 V
SPEED VARIABLE RESISTOR
S GND
PRESSER LIFTER SWITCH
S GND
THREAD TRIMMING SWITCH
S GND
HIGH SPEED SWITCH
S GND
LOW SPEED SWITCH
S GND
BROWN
ORANGE
YELLOW
GREEN
BLUE
PURPLE
GRAY
WHITE
LIGHT
BLUE
PINK
BLACK
2) Wiring diagram of fixed max. speed
Use this cord by inserting it into the connector (CN32) of pedal for standing machine in PSC box.
(Caution) When decreasing the speed of the high speed switch, use the max. speed limitation variable
resistor located on the panel.