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THANKS FOR PURCHASING OUR PRODUCT

 

 

 
 

 

 

 

 

AC/DC MULTI-200P 

AC/DC MULTI-220P

 

 

DC  INVERTER

 

 

AC TIG/DC TIG/DC MMA/CUT

 

 

4  IN 1  MACHINE

 

 
 

 
 
 

 
 
 

 

 

OPERATION  INSTRUCTIONS

 

Summary of Contents for AC/DC MULTI-200P

Page 1: ...THANKS FOR PURCHASING OUR PRODUCT AC DCMULTI 200P AC DCMULTI 220P DC INVERTER AC TIG DC TIG DC MMA CUT 4 IN 1 MACHINE OPERATION INSTRUCTIONS ...

Page 2: ...EN REPAIRING OR ADJUSTING Inspect before every use Only use identical replacement parts 10 FOLLOW ALL MANUFACTURER S RULES on operating switches and making adjustments 11 ALWAYS WEAR PROTECTIVE CLOTHING when welding This includes long sleeved shirt leather sleeves protective apron without pockets long protective pants and boots When handling hot materials wear asbestos gloves 12 ALWAYS WEAR A WELD...

Page 3: ...TIONS MODEL AC DC MULTI 220P AC DC MULTI 200P INPUT Voltage AC220 230 240V 50Hz AC TIG No load Voltage 60 80V Base current Adjusting Range 20 220A 20 200A AC balance 30 70 AC Square Wave Frequency 20 100Hz Rated Duty Cycle 60 DC TIG Pulse Current Adjusting Range 10 220A 5 200A Rated Duty Cycle 35 Current Down slope Time 0 10S Base Current Adjusting Range 10 220A 5A 200A Pulse Width Ratio 0 1 0 9 P...

Page 4: ...k the welder appearance for any damage before operation 3 To ensure safe operation the welder must be grounded correctly according to your local power supply system using a 4mm2 lead to connect the welder to the ground 4 Welding operation should be carried out in dry and well ventilated areas and conditions Surrounding objects should not be less than 0 5m away from the welder 5 Check the welder ou...

Page 5: ...ime regulator 12 MMA TIG CUT switch 13 AC balance 14 output 15 AC square wave Frequency 16 Arc force 17 Argon out 18 Argon arc control or remote control 19 AC DC TIG switch 20 Output 21 Argon inlet 22 Power supply 23 Nameplate 24 Fan 25 Safety earthing column 26 2 steps 4 steps switch 27 Pilot arc METHOD OF THE OPERATION 1 ARGON ARC WELDING TIG a FRONT OF WELDER b BACK OF WELDER 4 3 6 5 16 15 9 10...

Page 6: ... control regulator current will increase gradually when you step on the Adjustable foot control Ensure Tungsten electrode end is 2 3mm away from the welding material Press the torch switch to strike an arc Notice 3 During welding with the 12 2T 4T mode on 2T mode the torch trigger should be held at all times and must not be released Otherwise the arc will extinguish When the welding operation is f...

Page 7: ...only for reference Ip pulse current CUR A gas sending arcing up slope welding process tp tb T down slope arcing off after flow Ib base current tp width time of pulse current tb width time of base current tp tb T tp D pulse width tb in advance t1 T s ...

Page 8: ...nced from the welding heat reduces the possibility of distortion from welding This is very important for sheet and ultra thin sheet welding d Fast cooling of the bath metal and short duration time of high temperatures during welding can reduce cracks caused to the thermo sensitive materials during welding Selection of welding parameters Except for pulse current width time width ratio and pulse fre...

Page 9: ... 2 Put switch 12 MMA TIG CUT switch onto the position MMA 3 Regulate Current Knob 4 base current regulator to select right welding current Pulse current regulator to minimum turning it anticlockwise to the end select empiric formula I 40d d is dia of the electrode 4 Notice positive and negative connections during welding A NEGATIVE CONNECTION B POSITIVE CONNECTION WELDER WELDER ELECTRODE HOLDER WO...

Page 10: ...suitable cutting current and air pressure according to the thickness and material of the work piece and the appropriate cutting speed Select the standard for the spray nozzle of the torch The spray nozzle will not change color while cutting 5 Cutting Hold the cutting torch at the edge of the work piece and position the nozzle towards the work piece at 15 degrees Let the nozzle touch the work piece...

Page 11: ... 8 6 5 16 15 13 11 9 10 air compressor 14 27 17 18 20 torch oo work SYSTEMATIC BLOCK DIAGRAM 220 230 240V Rectifier Filter INPUT Inverse Circuit 2x25KHz OUTPUT Rectifier Filter AC DC OUTPUT Control Circuit H F TORCH ...

Page 12: ...ice center Output current decreased 1 Input Voltage is low 2 Input line is too thin 1 Power line is thickened Current cannot be regulated 1 Connecting line of the potentiometer is off 2 Potentiometer for current regulation fails 1 Reconnect the line 2 Replace potentiometer High frequency arc cannot be generated 1 The switch fails 2 Interval of high frequency discharging is too big 3 Proximity of t...

Page 13: ...1 Adjustable foot control 1 optional accessory Cutting torch 1 Electrode 5 Tip 1 0 5 Ceramic shield 3 Operation instructions 1 Certificate of quality 1 No Certificate of quality Name of product ACTIG DCTIG DC MMA CUT 4 IN 1 MACHINE Type of product AC DCMULTI200P Packing No Test results of this welder fulfills _technical requirements and its release from the works is granted Inspector_ Date _ ...

Page 14: ...1 Adjustable foot control 1 optional accessory Cutting torch 1 Electrode 5 Tip 1 0 5 Ceramic shield 3 Operation instructions 1 Certificate of quality 1 No Certificate of quality Name of product ACTIG DCTIG DC MMA CUT 4 IN 1 MACHINE Type of product AC DCMULTI220P Packing No Test results of this welder fulfills _technical requirements and its release from the works is granted Inspector_ Date _ ...

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