background image

E202 SC-A1

OD

M

EL: 

 

TIG315PACDC(E202)

Summary of Contents for TIG315PACDC(E202)

Page 1: ...E202 SC A1 OD M EL TIG315PACDC E202 ...

Page 2: ......

Page 3: ...DECLARATION SHENZHEN JASIC TECHNOLOGY CO LTD solemnly promises This product is manufactured according to relevant standards of China and relevant international standards and meets IEC60974 1 international safety standard Relevant design plans and manufacturing technologies of this product are patented Operate after reading this manual carefully 1 Information in this manual is accurate and complete...

Page 4: ...ch Control Modes 22 11 8 Arc Striking Mode 23 11 9 Choice of Pulse 23 11 10 Remote Control Mode 24 11 11 Water Tank Control 24 11 12 Selection of Tungsten Electrode Size 24 11 13 Air Intake Detection 25 11 14 TIG Parameter Settings 26 12 Welding Function 27 12 1 Function Parameter Table 27 12 2 MMA 29 12 3 DC Argon Arc Welding 31 12 4 DC Pulsed Argon Arc Welding 33 12 5 AC Argon Arc Welding 34 12 ...

Page 5: ...ding process parameters 51 16 6 General requirements for argon arc welding 52 17 Accessories Instructions 53 17 1 Torch switch aviation socket 53 17 2 Use of pedal switch 53 17 3 Use of wire control welding torch 54 17 4 Water tank connector 55 18 MAINTENANCE 55 19 Troubleshooting 56 19 1 General troubleshooting 56 19 2 Alarms and Processing Methods 58 19 3 List of parts available for repair 61 Ap...

Page 6: ... naked skin wet gloves or wet clothes Be sure you are insulated from ground and workpiece Confirm the safety of your working position Smoke may be harmful to your health Keep your head away from the smoke to avoid inhalation of waste gas in welding Keep the working environment well ventilated with exhaust or ventilation equipment when welding Arc radiation may hurt your eyes and burn your skin Use...

Page 7: ...ctor Moving parts may injure your body Please keep away from moving parts like fan Each door panel cover baffle plate and protective device the like should be closed and located correctly Seek professional support when trouble strikes When trouble strikes in installation and operation please inspect according to related contents in this manual If you still cannot understand fully or you still cann...

Page 8: ...th Pulse frequency mixed argon welding pulse frequency or spot welding operation time Pulse duty cycle hybrid argon welding pulse duty cycle or spot welding quenching time Pulse mode VRD mode Water tank control AC mode Torch control mode Lights when a memory channel is selected Lights when the parameter is saved or the channel has a stored parameter Lights when ventilated Symbol of three phase AC ...

Page 9: ...tic frequency converter transformer rectifier 3 Product Overview This is a digital AC DC inverter welder with complete functions high performance and advanced technology It is a multi function welder with AC argon arc welding square wave triangular wave and sine wave optional AC pulsed argon arc welding DC argon arc welding DC pulsed argon arc welding AC DC hybrid argon arc welding coated electrod...

Page 10: ...g method fan cooling 3 Handle provided for moving 4 Characteristics of welding machine flat characteristic usually or drop characteristic while set arc force 5 EMC is Class A according to CISPRⅡ Not all products are used and machines of different customers may have differences 4 Function Overview Multiple function design A variety of welding modes torch control mode optional argon arc welding supp...

Page 11: ...eater extent New secondary inverter topology patent technology Using new control technology the voltage spikes generated by the secondary inverter are smaller the reliability is improved the energy consumption is lower and the volume is smaller Controlled by world s leading MCU intelligent digital technology the core functions of the welder are realized by software It is a digitally controlled wel...

Page 12: ...ency and stability of the digital control welders are much better than those of the traditional welders Friendly human machine interface Using the internationally accepted graphical language interface the main human machine interface is simple intuitive and easy to understand The operation panel layout is convenient for various user operations High quality manual welding can be achieved Excellent ...

Page 13: ...nance 6 Welder Output Volt ampere Characteristic Curve Manual welding process Argon arc high frequency arc striking process Argon arc lifting arc striking process This machine outputs constant current The volt ampere characteristic curve reflects the maximum output voltage and the maximum output current Other welding parameters are within this curve range The volt ampere characteristic curves of v...

Page 14: ... DC output frequency Hz 1 0 20 AC DC mixing duty cycle DC 5 95 Base current 6 315 Pulse frequency DC Hz 0 5 200 AC Hz 0 5 20 Pulse duty cycle 5 95 Front blowing time S 0 5 10 Rear blowing time S 0 5 15 Rise time S 0 15 Decay time S 0 15 Hot arc current time S 0 01 1 5 Remote control Yes Arc strike mode High frequency oscillation arc striking contact arc striking Efficiency 80 Duty cycle TIG 315 30...

Page 15: ...me the full cycle time This ratio shall be within 0 1 and can be indicated by percentage In this standard the full cycle time are 10minutes For example if the duty cycle is 30 the load applying time shall be 3 minutes and the following 8 Block Diagram ...

Page 16: ...15 ...

Page 17: ...Cooling fan Handle Rotary encoder Company logo Argon welding gas connector Control panel Negative output Positive output Torch switch aviation outlet 1 Connect the negative electrode output to the argon torch 2 Connect positive output terminal to ground clamp 3 Select functions and parameters on the control panel ...

Page 18: ...17 10 About the Control Panel Data display MMA section Rotary encoder TIG parameter indicator TIG function section Water tank switch Remote selection ...

Page 19: ...tage Display error code Display size of tungsten electrode 1 The V indicator lights up when the voltage is displayed 2 The JOB indicator lights up when the storage parameter channel is selected 3 The PRG indicator lights up when the parameter is saved to the channel or the channel stores the last stored data 4 The GAS indicator lights up when the solenoid valve gas switch is turned on 5 The A indi...

Page 20: ...ormal interface press and hold the Channel button for 2 seconds to exit the channel storage mode press any button other than the channel mode to exit or if you do not operate in the channel mode for more than 5 seconds the channel mode will automatically 5 When calling a channel parameter press the Channel button to enter the parameter storage channel mode press the Channel button or to select the...

Page 21: ...t the parameter setting 7 When a function is selected the corresponding indicator lights when a function is being edited the corresponding indicator flashes 8 When setting the parameters rotate the rotary encoder clockwise to increase the parameter value and rotate the rotary encoder counterclockwise to decreases the parameter value the parameter size is displayed on the panel 11 4 Safe VRD Mode 1...

Page 22: ...tter welding performance if you fill wire during AC output It is easier to control time for filling wire when frequency is 1Hz to 2Hz 11 6 Classification of AC Waveforms 1 Press the Waveform selection button to switch among square wave triangle wave and sine wave and select the waveform as needed 2 When the square wave is selected the indicator lights up standard square wave is featured with quick...

Page 23: ... is released the arc stopping current drops until the arc quenches 5 In cycle mode when the torch switch is pressed down for the first time it will pre feed gas and stop at arc striking current When the torch switch is released the arc striking current will rise to the preset current When the torch switch is pressed down the preset current will drop to the arc stopping current when the torch switc...

Page 24: ... strike the arc The other is to contact the tungsten electrode and the workpiece and then press the torch switch to contact 1 2 seconds and lift the tungsten electrode to strike the arc 6 1 in the figure refers to the tungsten electrode and 2 refers to the workpiece 11 9 Choice of Pulse 1 Press the pulse selection button to switch between pulse and no pulse There is no pulse when the indicator lig...

Page 25: ...st output current NOTES Please choose remote torch control mode when using torch And choose pedal control mode when using foot pedal 11 11 Water Tank Control 1 Press the water tank control button to turn on off the cooling mode 2 When the indicator lights up water cooling mode is activated Water start cycling when there is current output during the process of welding Without current output water c...

Page 26: ...utput current the indicator lights up 4 Correspondence between the size of the tungsten electrode and the output current Note DC argon welding does not have this feature Tungsten electrode size mm Recommended current range A Tungsten electrode size mm Recommended current range A 0 5 6 15 2 4 141 190 1 0 16 55 3 2 191 240 1 6 56 90 4 0 241 15 2 0 91 140 11 13 Air Intake Detection 1 Press the panel ...

Page 27: ...e indicates the time of delayed gas shutoff AC frequency indicates the frequency of AC work Clearance width indicates the ratio of time when tungsten electrode is negative to AC cycle Pulse frequency indicates the frequency of pulse operation or the running time during spot welding Pulse duty cycle indicates the ratio of the peak current time to the pulse period or the time when the spot weld quen...

Page 28: ...50 200Hz if the peak exceeds 200A the AC frequency becomes 50 100Hz The frequency is set to 100Hz 200Hz when Ip is within 200A and will become 100Hz when Ip exceeds 200A However the frequency will remain unchanged if it is 50 100Hz when Ip exceeds 200A 12 Welding Function Warning Select welding function complies with demands Select the method according to the technological requirements of workpiec...

Page 29: ...sto ppi ng cur ren t Gas hys ter esis Spo t wel din g tim e AC fre que ncy Cle ani ng wid th Pul se fre que ncy Pul se dut y cycl e Tun gst en ele ctr ode sel ecti on DC TIG 2T 4T Cycle Spot weldin g DC Pulse TI 2T 4T Cycle Spot weldin g AC TIG 2T 4T Cycle Spot weldin g AC Pulse TIG 2T 4T Cycle Spot weldin g Mix TIG 2T T Cycle Spot weldin g ...

Page 30: ...lding If the tungsten electrode used by the welder does not match the tungsten electrode parameter on the panel the indicator on the panel will turn to yellow and may affect the welding performance The welding performance is best only When the proper tungsten electrode parameter and welding current are selected and the is off 4 In the welding mode switching process if some debugging parameters are...

Page 31: ...e current rises from the set current with this slope For example when the current is set to 100A and the thrust is 10 the current value after a short circuit of 5ms is 100 5 10 150A If is still in a short circuit state after rising to the allowed maximum value of 270A the current will not keep rising If the short circuit state lasts longer than 0 8 second the welder enters adhesive strip process w...

Page 32: ... supply and the weldment is connected to the positive electrode At this time the weldment acquires more heat features high temperature deep molten pool and easy penetration and it is suitable for welding thick pieces the so called reverse connection means that the welding rod is connected to the positive electrode of the power supply and the weldment is connected to the negative electrode At this ...

Page 33: ... caused by cutting the output immediately The current should be determined according to the process requirements Pre feed time Pre feed time refers to the time from the torch switch is pressed to deliver argon gas to the non contact arc striking Generally it should be greater than 0 5s in order to ensure that the argon has been delivered to the welding torch at the normal flow rate when the arc is...

Page 34: ...rameters of the setting segment are different In addition there are four unique adjustable parameters which are described below in combination with the figure Peak current Ip Adjusted according to process requirements Base current Ib Adjusted according to process requirements Pulse frequency 1 T T Tp Tb adjusted according to process requirements Duty cycle 100 tp T The duty cycle is the percentage...

Page 35: ...I0 welding current I1 and arc stopping current I2 The setting of these three parameters is approximately equal to the absolute average of the actual welding current and can be adjusted according to the process requirements AC frequency 1 tp Adjusted according to process requirements Clearing width 100 tc tp Generally the current of positive tungsten electrode during AC welding is called cleaning c...

Page 36: ... and the set peak and base currents are also the peak average and base average of the low frequency pulse In AC pulse mode the range of pulse frequency is affected by AC frequency and frequency division factor The minimum frequency division factor is 10 and the maximum is 2 times the AC frequency The pulse frequency range is 0 5 Hz to AC frequency 10 Hz You can choose any frequency in the range Wh...

Page 37: ... wave and DC and sine wave and DC They are only different in output waveform In hybrid argon arc welding mode the range of hybrid argon arc welding frequency is affected by the AC frequency and the frequency division factor The minimum frequency division factor is 10 and the maximum is the AC frequency Then the frequency range of hybrid argon arc welding is 1 Hz to AC frequency 10 Hz You can choos...

Page 38: ...ractical welder remote controller without increasing the investment The argon arc mode should be determined according to the process requirements and the user s operating habits The icons in the table are described as follows Mode No Conventional operations Torch switch operation and typical DC argon arc current curve 1 Discontinuous spot welding 1 Discontinuous mode under lift arc striking 2 Pres...

Page 39: ...triking and then enter the operation mode control Some operation modes exit when the torch switch pressed down The operator should release the torch switch after exiting welding and then press the torch switch again to enter the next welding The current curves for all operating modes are assumed to be plotted in the DC argon arc welding mode When working in pulsed argon arc mode the current curve ...

Page 40: ...tive electrode no special provision is made for acid welding rods 13 2 Electric connection Warning Electric shock may result in personal death high voltage direct current still exist on equipment even after power off please do not contact the current carrying part on equipment Warning The electric connection of equipment must be performed by qualified electrician with qualification certificate War...

Page 41: ...ation site for 5m the operation site should be Protected by enclosure 3 it can t be use as cardiac pacing air pipe welding and etc 1 When the installation is correct turn the power switch to ON position At this time the panel indicator lights the fan inside the machine starts to rotate fan is controlled by temperature and may stop and the welder starts to work normally 2 Before manual welding pay ...

Page 42: ...h in AC welding mode improper clearing width parameters may lead to welding failure High frequency Arc Striking or Lift Arc Striking TIG Welding Diagram 4 If the workpiece is far away from the welder and the secondary wire welding rod holder wire and ground wire used is relatively long the cross sectional area of the wire should be larger to reduce the voltage drop of the cable 5 During manual wel...

Page 43: ...ransporting and placing methods marked on the external packing of equipment handle the equipment with trolley or similar handling equipment which has adequate carrying capacity The welding machine must be used in recommended environment The insulation must be done in advance if the following or similar instance exist 1 When the operator s action is limited by environment such as only can work on b...

Page 44: ...plane is 10 avoid toppling over the welding power source shall not be placed on tilted plane Without oil sludge water vapor and corrosive gas No vibration and strike In rainproof and shade place More than 300mm to wall to ensure smooth cooling air flow and excellent ventilation 14 2 Safety Tips Warning Over current over voltage over heating protection circuit is installed in this machine When the ...

Page 45: ...when temperature falls into the standard range and the red indicator is off 15 Basic knowledge of MMA Warning During welding it is forbidden to pull off any plug or cable in use or it will lead to life threatening danger and severe damage of the machine 15 1 MMA Manual metal arc welding MMA is an arc welding by manually operating electrode MMA requires simple equipment and is a convenient flexible...

Page 46: ... hammer for the use of removing slag crust on the surface of weld joint d Wire brush for the use of removing dirt and rust at the joints of the workpiece before welding as well as cleaning the surface of weld joint and the spatter after welding e Welding cable generally cables formed from many fine copper wires Both YHH type arc welding rubber sleeve cable and THHR type arc welding rubber sleeve e...

Page 47: ...e and workpiece in order to heat them to implement welding Common arc ignition mode includes scraping mode and striking mode See Fig 13 3 During welding touch the surface of the workpiece with the end of the electrode by scraping or light striking to form short circuit and then quickly lift the electrode 2 4mm away to ignite arc If arc ignition fails it is probably because there is coating at the ...

Page 48: ...and high the ripples are rough and the fusion is not well implemented If the welding speed is too low the crater width is excessive and the workpiece is easy to be burned through Besides current should be proper electrode should be aligned arc should be low and welding speed should not be too high and should be kept uniform during the whole welding process 1 Feed down 2 Move along the welding dire...

Page 49: ...zone by the argon gas flow output from the torch nozzle Thus the metal molten pool can be protected and separated from the air Meanwhile the filler wire and base metal is molten by the heat generated from arc After the liquid molten pool cools down weld bead is formed Since argon is a kind of inert gas and it does not react with metals the alloying elements in the weld metal will not be burned out...

Page 50: ...tructure of non ferrous metals high alloy steel and rare metals common gas welding methods and arc welding methods are difficult to obtain the required welding quality However argon arc welding are being more and more widely used due to its remarkable characteristics above 16 3 Gas tungsten arc welding GTAW The function of welding torch for GTAW is to clamp the electrode conduct current and carry ...

Page 51: ...ctive effect of gas Argon is ideal protective gas The boiling point of argon is 186 which is between that of helium and oxygen Argon is a byproduct when the oxygen installation gets oxygen by fractionating the liquid air Bottled argon is used for welding in our country The filling pressure is 15MPa under room temperature and the cylinder is painted gray and marked with Ar The chemical composition ...

Page 52: ...effective gas protective area the better is the gas protective effect In addition the gas protective effect can be judged by directly observing the color of the weld bead surface Take stainless steel welding for example If the weld bead surface appears silvery white or golden it indicates that the gas protective effect is good However if the weld bead surface appears gray or black it indicates tha...

Page 53: ...d molten pool and the gas protective effect will be affected accordingly Besides the welding speed affects the weld bead shape significantly Therefore it is very important to select appropriate welding speed F Process factors mainly refer to the shape and diameter of nozzle the distance between nozzle and workpiece stick out and the diameter of filling wire etc Although the change of these factors...

Page 54: ...n When the current is the minimum the resistance of Pin1 and Pin2 is 10KΩ and the resistance of Pin2 and Pin3 is 0Ω When the wheel rotates to the maximum and the current is the maximum the resistance of Pin1 and Pin2 is 0Ω and the resistance of Pin2 and Pin3 is 10KΩ 17 2 Use of pedal switch 1 Pedal remote control consists of a jog switch and a slide potentiometer as shown in the figure 2 Connect t...

Page 55: ...front panel of the welder through a special cable Pin7 andPin9 must be short circuited Pin2 is the common terminal of the potentiometer It uses the torch control wheel 0 as the starting position When the current is the minimum the resistance of Pin1 and Pin2 is 10KΩ and the resistance of Pin2 and Pin3 is 0Ω When the wheel rotates to the maximum and the current is the maximum the resistance of Pin1...

Page 56: ...7 4 Water tank connector Water tank connector 1 Pin1 and Pin2 are the 220VAC output terminals of the water tank Pin3 and Pin4 are the abnormal signal input terminals of the water tank 2 Under no load press to turn on the indicator and enters water cooling cycle mode during welding 3 When the welding is stopped the water tank will work for 5 minutes If there is no welding in 5 minutes the water cir...

Page 57: ... If looseness rust bad connection of screws are identified please tighten the screws and remove rusty spots 9 In the case of failure or replacement of wearing parts please ask professionals to repair or replace parts 19 Troubleshooting Warning the following operation requires the operator must have adequate professional knowledge in electrics and overall safety common sense and hold the valid qual...

Page 58: ...Phenomena Causes User measures Fan does not turn or the speed is abnormal after turning on Temperature is too low or the fan is damaged When the temperature is too low let the machine work for a period of time until the temperature rises and the machine runs normally If it still does not work replace the fan Argon arc welding No current output when the torch switch is pressed down Some TIG methods...

Page 59: ...lectrode with good quality 2 Grind the oxide layer from the tungsten electrode 3 Select a setting with a longer hysteresis off time to avoid oxidation of tungsten electrode 4 Adjust the spark gap about 0 8mm on the discharge plate Current instable during welding Grid voltage changes greatly or poor contact with grid connector Severe interference from Other electrical equipment 1 Check if the power...

Page 60: ...vervoltage higher than 437VAC Please turn off the machine and restart it If the problem can t be eliminated and the grid voltage is still too high ask an electrician to check the power grid voltage and wait until the grid is normal before welding If the grid voltage is normal but there is still an overvoltage alarm contact qualified service personnel Control board abnormal Display error code accom...

Page 61: ...n abnormal Check whether Control board and Display board is connected If there is no problem on the connection Restart the machine accompanied by alarm sound Please contact the repairman Note When the welding machine exceeds the standard duty cycle in work it may enter into protection mode and pause which indicates that welding machine has exceeded standard duty cycle and the excessive heat energy...

Page 62: ...61 19 3 List of parts available for repair ...

Page 63: ...ulation paper 44 10066433 Display panel 13 10066442 Primary inverter side bracket 45 10066375 Control panel indicator module 14 10066441 Insulation baffle 46 10066426 Front panel sticker 15 10064404 Primary inverter side connector 47 10040930 Knob 16 10066430 Filter plate 48 10045432 Quick outlet 17 10066603 PCB cotton pad 49 10066438 Output connector 18 10066510 Silicon bridge radiator 50 1006672...

Page 64: ... 61 10066511 Secondary side radiator 30 10060838 Plastic rear panel 62 10066512 Primary side radiator 31 10060835 Plastic handle seat 63 10065284 Rear support plate 32 10058239 Handle seat bracket 64 10066395 Secondary side connector ...

Page 65: ...s 1 6 Argon arc torch WP 18 5M split vacant Pcs 1 7 Tungsten needle 2 4 150MM non red lead free Pcs 1 Note indicates that not all products include this part A 2 Transport In the transport process handle the equipment gently avoid severe impact and prevent moisture and rain A 3 Storage Storage temperature 25 C 50 C Storage humidity RH 90 Storage period 12 months Storage site No corrosive gas ventil...

Page 66: ...65 Appendix B Revision History No Description Version Date 1 Initial release E202 SC A0 2018 05 30 2 Add warning E202 SC A1 2018 08 15 3 4 5 6 7 8 9 10 ...

Page 67: ...66 ...

Page 68: ......

Reviews: