Jasic MIG 350P Manual Download Page 16

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Failure

indicator

Light up when there is any failure.

VRD

indicator

MMA unload status output voltage indicator.

Green means safe; red means danger.

Wire

Gas

selection

area

○

Al + Ar100%

○

AlSi + Ar100%

○

AlMg + Ar100%

○

Steel + Ar80%CO

20%

○

CrNi + Ar97.5%CO

2.5%

○

SP1

○

Steel + CO

100%

○

Steel Flux-Cored + CO

100%

○

Steel Flux-Cored + Ar80%CO

20%

welding method selection key K5

、

Synergy

○

Synergic status indicator: light on means

under synergy control. Light off means
“separate”

○

“synergy”

、

“separate” status switch key

Wire

diameter

selection

area

○

Φ0.8

○

Φ1.0

○

Φ1.2

○

Φ1.6

○

wire diameter selection key K7

①

②

③

①

②

③

①

②

③

①

②

①

②

③

④

⑤

Summary of Contents for MIG 350P

Page 1: ...duct conforms to electromagnetic compatibility requirements for A category equipment Relevant design plans and manufacturing technologies of this product are patented All products purchased from Jasic are covered for one year defect liability period starting from the purchasing day on the contract provided with complete technical supports and after sales maintenance Users can contact nearby Jasic ...

Page 2: ...tion requirements 6 4 2 Electrical connection 7 4 3 Front back panel introduction 7 4 4 Power supply input cable connection 8 4 5 Gas cylinder connection 9 4 6 Machine installation 10 5 FUNCTIONS AND OPERATION 12 5 1 Digital front panel 12 5 2 Function description 15 5 3 Selection and adjustment of internal parameters 24 6 OPERATION PRECAUTIONS 26 6 1 Precautions 26 6 2 Maintenance 27 6 3 Troubles...

Page 3: ... environment where there is exhaust gas or dust which are resulted from normal welding processing But please do not install the machine in an environment with explosive gas or metal dust environment which could have direct contact with spatters or there might be danger of explosion Carrying or moving the machine can be dangerous Cut off the power supply via the switching box before moving the weld...

Page 4: ...harmful smoke and gas please avoid inhalation of waste gas in welding Keep your head away from the smoke during welding Make sure the working environment is well ventilated with exhaust or ventilation equipment Arc radiation may hurt your eyes and burn your skin Use proper mask and wear protective clothing to protect your eyes and body Use proper mask or curtain to protect onlookers from being inj...

Page 5: ...rouble strikes in installation and operation please inspect according to related contents in this manual If you still cannot understand fully or you still cannot solve the problem please contact the dealer or the service center for professional supports 1 3 Precautions for scrapping Pay attention to the following when discarding the welding machine Burning the electrolytic capacitors in the main c...

Page 6: ...e Parameters set there are 20 sets parameters in this machine which allows storage and invoking of all welding status and parameters This will make convenience for different users operation in one machine Each operator can set his or her own welding method and parameters and without interfering with each other Four MIG operation methods except for 2T 4T there are also spot welding and repeat 4T op...

Page 7: ...max output A V 500A 39V 350A 31 5V MMA rated max output A V 500A 40V 350A 34V TIG rated max output A V 500A 30V 350A 24V Welding voltage V 10 50 10 42 Welding current A 30 500 30 350 Wire feed speed m min 1 5 23 0 1 5 23 0 Regulator heater voltage V AC36 Output characteristics MMA TIG CC MIG MAG CV Environment Working temperature 10 40 Storage temperature 25 55 IP class IP23 Cooling type Air coole...

Page 8: ...d if the temperature is more than 40 Humidity has to be below 90 and of no condensed water drop Make sure there is no wind in the welding site please use wind screen if necessary or else the welding performances may be affected Please consult and confirm with Jasic qualified personnel first if there is any special installation requirements 4 1 2 Installation space requirements Keep the welder more...

Page 9: ...equipped with an air switch or fuse 4 3 Front back panel introduction 1 4 2 3 4 2 1 3 5 6 7 Fig 4 1 Front panel description 1 Digital front panel parameters selection setting and display 2 Wire feeder control cable connector 3 Quick socket for positive output connect wire feeder or MMA electrode holder 4 Quick socket for positive output connect MMA earth clamp Back panel description 1 Breaker air ...

Page 10: ...ltage by mistake Meanwhile make sure that tolerance of supply voltage is within the allowable range Voltage of the product is 380V 50 60Hz three phase 3 When long cable is necessary to be used the larger section cable is advised to be used to decrease voltage drop when the connecting cable is overlong it may impose great affect on arc starting performance of welding machine and other performance o...

Page 11: ...Connection Please connect per the wiring map or other correct wiring way Please turn off the power supply during connection Warning Power Off during Connection All connection has to be done by qualified operators Don t connect two welders in the same fuse box If the cover of the machine is grounded no ground connection of no 4 cable 4 5 Gas cylinder connection Attention 1 Connection has to be done...

Page 12: ...cted after making sure that power supply is cut off Correct sequence is to connect the bond and grounding line to the welding machine make sure that connection is reliable and not loose and then connect to power supply finally 4 6 1 Compact machine installation Figure 4 2 ...

Page 13: ...11 4 6 2 Separated machine installation Figure 4 3 ...

Page 14: ...1 Digital front panel functions table 1 Welding method selection area 1DC MIG welding indicator 2Pulse MIG welding indicator 3DC MMA welding indicator 4Lift TIG welding indicator 5Welding method selection key K3 2 1 3 4 5 8 6 7 9 10 11 12 Errore Errore Errore Errore Errore ...

Page 15: ... force MIG or arc force MM A parame ters set display and selection area 1voltage parameters indicator 2arc force parameter indicator 3parameters groups set indicator 4parameter display window W2 5parameters selection key K2 6parameter adjustment encoder EC2 4 Welding processing parameters selection area 1pre flow time indicator 2Initial segment indicator 3Transition indicator from initial segment ...

Page 16: ...Si Ar100 3AlMg Ar100 1Steel Ar80 CO220 2CrNi Ar97 5 CO22 5 3SP1 1Steel CO2100 2Steel Flux Cored CO2100 3Steel Flux Cored Ar80 CO220 welding method selection key K5 K6 8 Synergy 1Synergic status indicator light on means under synergy control Light off means separate 2 synergy separate status switch key K7 9 Wire diameter selection area 1Φ0 8 2Φ1 0 3Φ1 2 4Φ1 6 5wire diameter selection key K7 ...

Page 17: ...nstable electric arc large splash and sticky welding rod may occur 5 2 1 Parameters set JOB No refers to storage and invocation of parameters set which can store 20 sets of parameters 0 19 The parameters set has priority over any other parameter because it includes all parameters that can be set by welder panel such as welding modes and all states and parameters setting in welding mode Each parame...

Page 18: ...rrent and voltage Standard arc length is 0 adjustment is based on synergic voltage ranging between 9 9V Separate current or wire feed speed workpiece thickness adjustment has no relation with voltage adjustment and requires separate setting 2 Parameters setting Under standard MIG MAG adjustable parameters include pre flow time welding specification of process welding current or wire feed speed boa...

Page 19: ...17 3 Operation modes Table 5 2 DC MIG operation modes Modes Sketch map 2T 4T ...

Page 20: ...18 Repeat Spot weldin g 5 2 3 Pulse MIG 1 Synergic and Separate ...

Page 21: ... post flow time Arc force arc force range is 10 10 0 is the standard central value adjust to the positive direction and arc will be harder and weld bead will be narrower if adjust to the negative direction arc will be softer and weld bead will be broadened arc force can be set respectively at welding process initial and crater Fig 5 3 Model Welding current Welding voltage Transition time Pre flow ...

Page 22: ...20 2T with initial crater 4T ...

Page 23: ...21 4T with initial segmen t Special 4T pro gram 4T ...

Page 24: ...5 2 0 at initial current with 0 10s When time is set as 0 initial segment is off So if initial segment is needed it is recommended to set as 1 30 with 0 5s Initial segment of program 4T can be set freely without being affected by process 2Crater phase It is applied to fill in the crater This segment can be set freely but the specification is usually smaller than that of process ...

Page 25: ...er set current and process requirement With strong arc force droplet transfer is so fast that it can be anti stick but too strong arc force can increase the spatter with low arc force spatter is reduced and weld bead has nice shape but arc is weak or electrode is easily stuck Therefore arc force should be increased when welding with thick electrode under low current Generally arc force is 20 70 du...

Page 26: ...al parameters that are applied to factory calibration and adjustment on the basis of special requirements of professional personnel otherwise it will result in welder failure 5 3 1 Adjustment on burn back coefficient Under pulse MIG preset burn back parameters in the welder usually can satisfy normal burn back removal of metallic ball but users can adjust burn back coefficient if necessary Below a...

Page 27: ...2 shows CAL and K2 can be released 2 At this time segment display W1 shows P01 representing parameter 1 while segment display W2 shows the value of parameter 1 3 Pressing K1 can switch parameters in order rotate encoder EC2 to adjust current parameters press K2 to save and exit Fig 5 7 Table 5 4 Backend parameters table Paramet er No Parameter definition Parameter value Remark P1 Actual current ca...

Page 28: ...y cause equipment damage or personal injury Refer to transporting and placing methods marked on the external packing of equipment handle the equipment with trolley or similar handling equipment which has adequate carrying capacity 1 Machine lifting use fork lift truck or crane for machine lifting This machine has no hanging rings please pay attention to the fixture when lift the machine with crane...

Page 29: ...ion can cause wire disconnection water leak gas leak or nozzle failure 18 There might be gas leak or lack of gas flow on torch nozzle if flowmeter or gas pipe connection is not tight enough which might affect gas protection effects and cause weld porosity Please check if there is any gas detection with soap suds 19 Reliable grounding please make sure the ground connection between machine and power...

Page 30: ...r a long time 6 3 Troubleshooting Warning The following operation requires the operator must have adequate professional knowledge in electrics and overall safety common sense and hold the valid qualification certificate to support his competence and knowledge Please check and confirm the power source plug has already unplugged before opening housing case Remark the following operation has to be ca...

Page 31: ...e radiator is not well connected to the welder Radiator is over heated stop welding until the radiator is cooled off and problem is solved Please do checking after turn off the machine or there might be danger of electric shock hazard E52 Wire feeder communication failure connect tight the control cable if the problem still cannot be solved please contact Jasic service center 6 3 2 MIG problems an...

Page 32: ...achine that will make formal check and repair more difficult When the machine is electrified the naked parts contain life threatening voltage Any direct and indirect touch will cause electric shock and severe electric shock will lead to death 6 4 Welding processing reference for reference only Welding stability quality and productivity depend on suitable welding current and arc voltage In order to...

Page 33: ...0 19 3 2 90 120 4 120 160 4 120 160 5 160 200 Tran svers e butt weld 2 2 50 55 2 50 55 2 5 3 2 80 110 3 2 80 110 3 4 3 2 90 120 3 2 90 120 4 120 160 4 120 160 5 8 3 2 90 120 3 2 90 120 3 2 90 120 4 140 160 4 120 160 9 3 2 90 120 4 140 160 3 2 90 120 4 140 160 4 120 160 14 18 3 2 90 120 4 140 160 4 140 130 19 4 140 160 4 140 160 Over head butt weld 2 2 50 65 2 5 3 2 80 110 3 5 3 2 90 110 4 120 100 ...

Page 34: ... 120 4 120 160 9 12 3 2 90 120 4 120 160 4 12 0160 3 2 90 120 4 120 160 3 2 90 120 4 120 160 Fillet weld in the over head posit ion 2 2 50 60 3 4 3 2 90 120 5 6 4 120 160 7 4 140 160 4 140 160 3 2 90 120 4 140 160 3 2 90 120 4 14 0160 4 140 160 6 4 2 MIG processing parameters Table 6 4 CO2 welding nozzle distance and gas flow Wire diameter mm Welding current A Nozzle distance mm Gas flow L min 1 2...

Page 35: ...170 185 22 23 45 50 15 15 1 2 1 0 1 5 150 180 21 23 30 35 10 15 10 20 6 1 2 1 2 1 5 230 260 24 26 45 50 15 15 20 1 2 1 5 200 230 24 25 30 35 10 15 10 20 8 1 2 0 1 2 300 350 30 35 30 40 15 20 10 20 1 6 0 0 8 380 420 37 38 40 50 15 20 10 20 9 1 2 1 2 1 5 320 340 32 34 45 50 15 20 10 20 12 1 6 0 1 2 420 480 38 41 50 60 20 25 10 20 I type butt welding high speed condition 0 8 0 8 0 85 95 16 17 115 125...

Page 36: ...ed cm min The distance between contact tip and workpiece mm Gas flow L min Weld ing angle T type flat fillet welding low speed conditio n 1 0 0 8 2 5 3 70 80 17 18 50 60 10 10 15 45 1 2 1 0 3 3 5 85 90 18 19 50 60 10 10 15 45 1 6 1 0 1 2 3 3 5 100 110 18 19 5 50 60 10 10 15 45 2 0 1 0 1 2 3 3 5 115 125 19 5 2 0 50 60 10 10 15 45 2 3 1 0 1 2 3 3 5 130 140 19 5 2 1 50 60 10 10 15 45 3 2 1 0 1 2 3 5 ...

Page 37: ...kpiece mm Gas flow L min I type butt welding 1 2 0 8 0 60 70 15 16 30 50 10 10 15 1 6 0 8 0 100 110 16 17 40 60 10 10 15 3 2 0 8 1 2 1 0 1 5 120 140 16 17 25 30 15 10 15 4 0 1 0 1 2 1 5 2 5 150 160 17 18 20 30 15 10 15 T type flat fillet welding 0 6 0 8 2 70 80 17 18 50 60 10 10 15 1 0 1 0 2 2 5 85 90 18 19 50 60 10 10 15 1 6 1 0 1 2 3 100 110 18 19 5 50 60 10 10 15 2 4 1 0 1 2 3 5 115 125 19 5 20...

Page 38: ...itions are not suitable problems in table 6 8 will happen Table 6 8 Common MIG failure table Inappropriate welding conditions effects Inappropriate welding conditions effects Long wire extension Arc is long Arc voltage is too high Arc is too long Weld bead is wide Weld bead is wide Gas shielding effects will be poor Bigger penetration and excess weld metal Short wire extension Arc is short Arc vol...

Page 39: ...d troubleshooting solutions in table 6 1 and 6 2 If there is any fixture or components replacement needed please contact local distributors Please use those accessories or spare parts which are recommended by Shenzhen Jasic Technologies Co Ltd This machine is covered for one year defect liability period starting from the purchasing day on the warranty card or purchasing contract Any machine failur...

Page 40: ...38 7 Wiring Diagram ...

Page 41: ...39 This product is being improved therefore other parts except for functions and operation may be different Your understanding would be greatly appreciated ...

Page 42: ...40 ...

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