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Safety Instruction
· Please read this manual carefully, also with related manual for the machinery before use the controller.
· For installing and operating the controller properly and safely, qualified engineers are required.
· Please stay away from arc welding equipment, in order to avoid electromagnetic interference and malfunction of the
controller.
· Keep room temperature bellow 45°c and above 0°c
· Do not use in humidity below 30% or above 95% or dew and mist places.
· Please turn off the power and unplug the power cord, before install the control box and other components,
· To prevent interference or electric leakage accidents, please make the ground work; the power cord ground wire must
be securely connected to earth by an effective way.
· All parts for the repair provided by the Company or approved before use.
· Please turn off the power and unplug the power cord before any maintenance action. There is dangerous high voltage
control box, you must turn the power off after one minute before opening the control box.
· The symbol
in this manual means Safety Precautions, please pay attention to it and strictly follow it, to avoid any
unnecessary damage.
1 Installation Instructions
1.1 Product specifications
Product Type
Power frequency
1.2 Port diagram
Plug each connection plug of the machine head into the corresponding socket behind the controller as Figure 1-2-1.18P functional port as
Figure 1-2-2.Well connected, please check whether the plug is firmly inserted.
1.2.1 Name of each port
18P function port corresponding
1.2.2 18P function port corresponding table
1
2
Thickness
Thickness
Detection
Detection
Signal
GND
10
11
/
/
A7 Operation Manual
A7
Supply Voltage
50Hz/60Hz
Maximum output power
The pedals mouth
3
4
/
Thickness
Detection
Power supply +5V
12
13
/
/
AC 220 ±20%V
550W
18P
function
port
corresponding
5
6
/
/
Low Oil level
detection GND
14
15
16
/
Low Oil
Switchgroup-
Detection
Fill half a needle
signal
第 1页共 10 页
Exhaust
Stepper
encoder port
encoder
port
7
8
Switchgroup
GND
17
Switchgroup-
backstitch
Stepper
power
port
9
Switchgroup
Power supply
+5V
18
Switchgroup-
Fill the
needle
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Summary of Contents for Jack A7
- Page 1 A7 Operation Manual Safety Instruction · Please read this manual carefully, also with related manual for the machinery before use the controller. · For installing and operating the controller properly and safely, qualified engineers are required. · Please stay away from arc welding equipment, in order to avoid electromagnetic interference and malfunction of the controller.
- Page 2 1.2.3 12P function port corresponding table Wire cutting Loose line Lifting foot Clamp line Electromagnet Electromagnet Electromagnet Electromagnet power supply power supply power supply power supply +33V +33V +33V +33V Wire cutting Loose line Lifting foot Clamp line electromagnet Electromagnet Electromagnet Electromagnet signal...
- Page 3 Key FunctionsS/L mark Key Name Description Name Description 1. Short press the “+” key, and the stitch length increases by 0.1mm each time. Long press the “+” Stitch length key, and the stitch length continues to increase. adjustment key 2. Short press the “-” key, and the stitch length decreases by 0.1mm each time. Long press the “-” key, and the stitch length continues to decrease.
- Page 4 1, Short press key, the icon of LCD is lit, the c sewing after the end of automatic trimming Presser foot presser foot function turns on. 2,Long press Key, the icon of LCD is lit, the cycle sewing midway parking presser foot function turns on.
- Page 5 2.3.5 Piece/stitch count setting In the power-on state, press key to enter piece/stitch count interface. Use the Left/Right key to switch between the piece/stitch count. 2.3.6 Step motor “Zero” calibration When the machine is on, adjust the needle distance to 5mm, press the key to enter the user parameter mode, adjust the parameter to P123, measure with ordinary A4 paper, adjust the parameter to make the continuous needle distance reach the same length;...
-
Page 6: Parameter Mode
4 System parameters setting list 4.1 Parameter mode 1、In the standby state ,press key to enter the parameter modes. 2、Press corresponding key and key to adjust the corresponding parameter. 3 、 When the parameter values have increased and decreased, parameter interface flash. Short press key to save the modified parameters .Long press key to exit parameter interface, return to standby model. - Page 7 P 3 9 0~4000 Front reinforcement/W seam second stitch speed limit P 4 0 0~4095 The position of the rear half step (presser foot lifted) of the pedal P 4 1 0~4095 1600 Pedal analog return to the median P 4 2 0~4095 Start position of low speed running in front of pedal (relative median) P 4 3...
-
Page 8: Monitor Mode
P 9 1 0~70 Maximum stitch Voice broadcast mode selection (0-power on language and press on voice 1- power on language P 9 7 only - press on voice only) P 9 8 Voice volume P 9 9 Voice selection (0- Voice off 1- Country 1- Country 2- Country 2) P 1 0 0 0~9999 Free - seam and multi - seam ABCD segment ten - position compensation... -
Page 9: Error Mode
4.3 The warning message Alarm code Description Corrective Stitch counter alarm The stitch counter reaches the limit. Press key to cancel the alarm and reset the counter. Trimming counter The trimming counter reaches the limit. Press key to cancel the alarm and reset the counter. alarm Power off alarm Please wait for 30 seconds, then turn on the power switch... - Page 10 Please check whether there is any foreign object wrapped around the machine head, whether there is any thread residue stuck in the rotating shuttle, and whether the eccentric wheel of the machine is stuck. Disconnect the power supply of the controller and check whether the input plug of the arm shaft Err-21 Arm shaft motor stalled motor power supply is detached, loose, or damaged.
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