Circuit Diagram - Pfaff 8303-040 Instruction Manual

Circuit diagram

13 Circuit diagram
Reference list for the circuit diagram
A1
B0
B1
B2
E1
K300
M1
M2
M3
N1
R1
R2
R3
R4
R400
R401
R402
R404
R405
S3
S4
S5
S6
S7
S8
V1
Y1
Y2
Y3
Y4
Y5
13 - 1
Printed circuit board M-DX-8A
Temperature sensor
nd
Lower feed roller 2 stage
Tape reel on
Air heater
Air heater on
Feed roller drive motor
Tape reel drive motor
Tape position drive motor
Temperature control device
Speed feed roller forwards
Time: Tape length
Time: ± correction for hot air
Automatic disengaging after tape trimming
Engage feed roller / air heater
Time: Air heater engaged -> feed roller on
Time: Drive unit tape dispenser off
Time: Feed roller lowered -> engage air heater
Time: Feed roller in reverse off Foot Switch 2
Time: Feed roller raised -> tape feed motion on
P – air pressure > 0.2 bar
Tape knife on
Feed roller in reverse
Press
Lock raise feed roller
Feed tape
Permanent light -> S7/B1 activated or R1=0
Tact ratio 1:1-> P air pressure < 0.2 bar
Tact ratio 1:3 -> S6 activated
Feed roller lowered
Disengage air heater
Tape knife on
Tape clamp closed
nd
Feed roller lowered 2 stage
nd position free