Connections Pcb - Duerkopp Adler 669 Service Instructions Manual

2.16 Connections PCB

X11 Control Sewing Drive
X14 Solenoid
Stroke Adjustment Pneum.
X17 Solenoid
Switching Stitch Length
X20 Key Block
X22
1 +24V
4 Output Sewing Foot
Lifting
7 & 8 +24V
For each connection make sure to have one wire connected to the +24V and the other one to the output function
X24 Residual-thread monitor
X27 Output for max. 50 mA
J2 Jumper 2
44
For the sake of completeness, the various connections of the PCB
below are explained here.
X12 Solenoid Thread Tension
X15 Solenoid Sewing Foot
Lifting
X18 Solenoid Short Stitch
X21 Light Barrier Seam End
2 Output Thread Trimmer
5 Output Needle Cooling
9 Output Motor Running / Signal
X25 Oil Level Monitoring
Closed: bridging the input machine run
blockage X26 PIN 2/3
Open: an external "trigger" button
must be connected to the X26
PIN 2/3.
X13 Solenoid
Additional Thread Tension
X16 Solenoid Tack
X19 HP-Potentiometer in the Arm
(Speedomat)
X23 Speed Limitation Stitch
Length
3 Output Flip-flop 3 Adjustable via
Parameter 275
6 Output Thread Clamp
10 0V
X26 Input Machine Run Blockage
(Possibility of connecting
an external ext. PIN 2/3)