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Introduction 

 

The R-Tech TIG200DV-PD Digital is a member of our field acclaimed family of welding 

products. Premium features include:

 

1.  Inverter power source – more efficient to operate, provides smoother weld characteristics. 
2.  Full Featured Pulse welding in DC Tig welding mode 
3.  HF Arc start – Easy arc striking and prolonged tungsten life 
4.  Slope up / slope down 
5.  Remote foot pedal option 
6.  Digital control panel with memory store function. 

7. 

Industrial 60% Duty cycle at 200 Amps @ 40C 

 

Recommended Processes 

 
The R-Tech TIG200DV-PD Digital is recommended for the Tig welding processes within its output 
capacity of 200 Amps @240V or 125A at 110V input. 

 
Welding Capability – Duty Cycle 
 

The R-Tech TIG200DV-PD Digital is rated at 200 Amps at 60% duty cycle (240V TIG) on a ten 
minute basis. If the duty cycle is exceeded a thermal protector will shut machine off until the 
machine cools. 

 

Technical Specifications 
 

Model No. 

 R-Tech TIG200DV-PD 

 

 

 

 

 

 

Input 

 

240V AC 50/60Hz 22A 

110V AC 50/60Hz 25A 

 

 

 

 

MMA  

No-load Voltage 

60V – 80V 

60V - 80V 

 

Current Range 

5A – 160A 

5A - 100A 

 

Rated Output Current 

160A @ 60% Duty Cycle 

100A @60% Duty Cycle 

 

 

 

 

 

 

 

 

DC TIG 

No-load Voltage 

60V – 80V 

60V - 80V 

 

Current Range 

5A – 200A 

5A - 125A 

 

Rated Output Current 

200A 

125A 

 

Duty Cycle Tig 

60% @200A  

60% @125A 

 

Up-Slope Time 

0-10 Seconds 

0-10 Seconds 

 

Down-Slope Time 

0-10 Seconds 

0-10 Seconds 

 

Pulse Frequency Range 

0.1Hz – 500Hz 

0.1Hz – 500Hz 

 

Pulse Width Range 

5% - 95% 

5% - 95% 

 

Pulse Amperage Range 

5% - 95% of main amps 

5% - 95% of main amps 

 

Gas Post Flow Time 

0 - 25 Seconds 

0 - 25 Seconds 

 

Gas Pre Flow Time 

0 - 25 Seconds 

0 - 25 Seconds 

 

Arc Starting Mode 

High Frequency 

High Frequency 

 

Start Amps 

5 -150% of main amps 

5 -150% of main amps 

 

End Amps 

5 -95% of main amps 

5 -95% of main amps 

 

 

 

 

Gross Weight 

 

18 KG 

425 x 195 x 310mm 

Insulation 

 

IP23S 

 

 
 

Summary of Contents for TIG200DV-PD

Page 1: ...www r techwelding co uk email sales r techwelding co uk Tel 01452 733933 Fax 01452 733939 TIG200DV PD DIGITAL TIG WELDER Dual Voltage 110V 240V OPERATION INSTRUCTIONS Version 2017 8...

Page 2: ...2...

Page 3: ...hine Product TIG200DV PD DIGITAL Serial No ___________________________________ Date of Purchase _____________________________ Where Purchased _____________________________ Whenever you request replace...

Page 4: ...inute basis If the duty cycle is exceeded a thermal protector will shut machine off until the machine cools Technical Specifications Model No R Tech TIG200DV PD Input 240V AC 50 60Hz 22A 110V AC 50 60...

Page 5: ...articles towards the welder An abundance of conductive material can cause plant failure Stacking This machine cannot be stacked Transport Unloading Never underestimate the weight of equipment never mo...

Page 6: ...these contributing factors in mind installing equipment as per following instructions should minimize problems 1 Keep the welder input power lines as short as possible and enclose as much of them as...

Page 7: ...50 60Hz supply It comes with a 3 metre mains cable attached Connect wires according to national coding Brown wire Live Blue wire Neutral Green Yellow Wire Earth Ground Connecting to a mains electrica...

Page 8: ...chassis If experiencing localized interference when using machine connect workbench to this point using correct graded earth wire not normally used 3 Gas input connector Connect input gas hose ensuri...

Page 9: ...to by inserting and twisting until tight and the earth clamp to work bench 4 Torch control socket 7 Pin Connect torch control plug To avoid a High Frequency shock keep the Tig torch in good condition...

Page 10: ...Welding Fig 3 1 Negative power connector Connect the earth lead to by inserting and twisting until tight and the earth clamp to work bench 2 Positive power connector Connect the electrode holder by i...

Page 11: ...slope Down Slope adjustment 0 5 seconds The main welding current decreases from main amperage to minimum amperage in time selected when weld finished 3 Main current control This adjusts the main weldi...

Page 12: ...output of machine will be turned on and the arc will be started After the arc is started the output current will increase from the start min current to base main current in time selected by slope up R...

Page 13: ...flowing after weld has finished this cools stops tungsten from getting contaminated We recommend a minimum of 6 seconds 10 Base current control Pulse min current adjustment This sets pulse minimum ba...

Page 14: ...ows you to set the initial start current from 5A DC In 4T mode when trigger is pressed and held you will remain at start amps when you let go machine will then go to main set amps Do not set the start...

Page 15: ...ch For torches with amperage control feature when selected the machine will provide amperage up to maximum preset in LED when torch control knob is turned up down 21 Selector knob When turned this wil...

Page 16: ...n be dangerous Keep your head out of fumes gases produced from welding Use ventilation or exhaust to remove fumes gases from breathing zone and general area WARNING WELDING SPARKS can cause fire or ex...

Page 17: ...rk resulting in a smaller heat affected zone which results in fewer deformations and reduced chance of cracking Welding in TIG mode with Remote foot pedal 1 Connect the Tig Torch to machine connect ea...

Page 18: ...sired MMA options Arc Force Hot start time and Amps Fig 4 20 7 Strike arc and weld WARNING ELECTRIC SHOCK CAN KILL When machine is switched to MMA mode output terminals are always live take care and d...

Page 19: ...orch and cables in good condition 4 Clean air vents to ensure proper air flow and cooling 5 The fan motor has sealed bearings which requires no maintenance Troubleshooting Service repair should only b...

Page 20: ...tput Power light is lit Gas at torch end when trigger pressed Check torch condition possible break in torch power cable replace torch Machine keeps overheating Warning light is lit on machine Check if...

Page 21: ...as hoses Black areas along weld bead 1 Clean any oily or organic contamination from the work piece 2 Tungsten electrode contaminated Replace or sharpen 3 Check for leaks or contamination on gas hoses...

Page 22: ...ng current set to high reduce amperage or use thicker electrode Contaminated electrodes or material Electrode sticks in weld puddle Welding current is set too low Arc is too short keep electrode furth...

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