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Design and function

TIG welding

099-000151-EW501

18.01.2013

5.6.8

Function sequences/operating modes

The parameters for the function sequence are set using the “Select welding parameters” button and the
“Welding parameter setting” rotary dial.

AMP

sec

AMP

sec

AMP%

T 2.36

AMP

VOLT

Figure 5-9

Item Symbol Description

Select welding parameters button
This button is used to select the welding parameters depending on the welding process
and operating mode used.

Welding parameter setting rotary dial

Setting currents, times and parameters.

5.6.8.1

Explanation of symbols

Symbol Meaning

Press torch trigger 1

Release torch trigger 1

Current

Time

Gas pre-flows

start

Ignition current

Up-slope time

Spot time

AMP

Main current (minimum to maximum current)

AMP%

Secondary current (0% to 100% of AMP)

ts1

TIG pulses: Slop time from main current (AMP) to secondary current (AMP%)

ts2

TIG pulses: Slop time from secondary current (AMP%) to main current (AMP)

Down

Down-slope time

end

End-crater current

Gas post-flows

Содержание Picotig 190 AC/DC 5P TG

Страница 1: ...Welding machine GB Picotig 190 AC DC 5P TG Picotig 190 AC DC 8P TG 099 000151 EW501 18 01 2013 Register now For your benefit Jetzt Registrieren und Profitieren www ewm group com Details for ewm warra...

Страница 2: ...ther form of liability regardless of type shall be accepted This exclusion of liability shall be deemed accepted by the user on commissioning the equipment The manufacturer is unable to monitor whethe...

Страница 3: ...5 3 Transport and installation 21 5 3 1 Adjusting the length of the carrying strap 22 5 4 Machine cooling 22 5 5 Mains connection 23 5 5 1 Mains configuration 23 5 6 TIG welding 24 5 6 1 Welding torch...

Страница 4: ...ignition phase 50 5 9 5 Choosing the alternating current waveform 51 5 9 6 Configuring the TIG potentiometer torch connection 52 6 Maintenance care and disposal 53 6 1 General 53 6 2 Maintenance work...

Страница 5: ...Contents Notes on the use of these operating instructions 099 000151 EW501 18 01 2013 5...

Страница 6: ...l in the page margin CAUTION Working or operating procedures which must be closely observed to prevent possible minor personal injury The safety information includes the CAUTION keyword in its heading...

Страница 7: ...scription Press Do not press Turn Switch l 0 Switch off machine l 0 Switch on machine ENTER enter the menu NAVIGATION Navigating in the menu EXIT Exit the menu Time display example wait 4s press Inter...

Страница 8: ...s and burns on contact Even low voltages can cause you to get a shock and lead to accidents Do not touch any live parts in or on the machine Connection cables and leads must be free of faults Switchin...

Страница 9: ...to come into contact with flammable material Connect welding leads correctly Risk of accidents if these safety instructions are not observed Non observance of these safety instructions is potentially...

Страница 10: ...currents Stray welding currents can destroy protective earth conductors damage equipment and electronic devices and cause overheating of components leading to fire Make sure all welding leads are sec...

Страница 11: ...he user is responsible for any interference caused by welding In order to evaluate any possible problems with electromagnetic compatibility in the surrounding area the user must consider the following...

Страница 12: ...ble for transport by hand only The machine may not be lifted by crane or suspended CAUTION Risk of tipping There is a risk of the machine tipping over and injuring persons or being damaged itself duri...

Страница 13: ...ties of dust acid corrosive gases or substances may damage the equipment Avoid high volumes of smoke vapour oil vapour and grinding dust Avoid ambient air containing salt sea air Non permissible ambie...

Страница 14: ...ccepted for any damages arising from improper usage The equipment must only be used in line with proper usage and by trained or expert staff Do not modify or convert the equipment improperly 3 1 Appli...

Страница 15: ...d with the unit 3 2 3 Welding in environments with increased electrical hazards In compliance with IEC DIN EN 60974 VDE 0544 the machines can be used in environments with an increased electrical hazar...

Страница 16: ...g elements chapter 2 Connection socket welding current TIG Connection for workpiece lead MMA Electrode holder or workpiece lead connection 3 Connection socket 5 pole 8 pole 12 pole 5 pole Standard TIG...

Страница 17: ...rrying handle 2 Carrying strap 3 HF HF Ignition type changeover switch HF Liftarc contact ignition HF HF ignition 4 Main switch machine on off 5 Mains connection cable 6 Machine feet 7 Cooling air out...

Страница 18: ...welding with negative polarity at the torch or electrode holder with respect to the workpiece Alternating current welding alternating current waveform can be set 5 AMP Main current signal light Imin t...

Страница 19: ...g parameter setting rotary dial Setting currents times and parameters 11 S Error status indicators Collective interference signal light Water deficiency signal light welding torch cooling Excess tempe...

Страница 20: ...carried out alternately using different methods and if a welding torch and an electrode holder remain connected to the machine the open circuit welding voltage is applied simultaneously on all cables...

Страница 21: ...llation site The machine must not be operated in the open air and must only be set up and operated on a suitable stable and level base The operator must ensure that the ground is non slip and level an...

Страница 22: ...re To shorten the strap s loops must be inched in the opposite direction Figure 5 1 5 4 Machine cooling To obtain an optimal duty cycle from the power components the following precautions should be ob...

Страница 23: ...ensure it is earthed as stated in the operating instructions The resulting network has to be suitable for operating devices according to protection class 1 5 5 1 Mains configuration NOTE The machine...

Страница 24: ...tiometer torch control lead 12 pole Control lead for TIG up down torch with display 6 Workpiece 7 Connection socket for welding current Workpiece lead connection Insert the welding current plug on the...

Страница 25: ...lace shielding gas cylinders in the holders provided for them and secure with fixing devices Avoid heating the shielding gas cylinder CAUTION Faults in the shielding gas supply An unhindered shielding...

Страница 26: ...as cylinder 3 Output side of the pressure regulator 4 Cylinder valve NOTE Before connecting the pressure regulator to the gas cylinder open the cylinder valve briefly to expel any dirt Tighten the pre...

Страница 27: ...y insulated from persons animals or equipment during the setting procedure Press the torch trigger and set the shielding gas quantity with the flow gauge of the pressure regulator NOTE Rule of thumb f...

Страница 28: ...ith respect to the workpiece Alternating current welding alternating current waveform can be set 3 Operating mode button Non latched Latched 4 Select welding parameters button This button is used to s...

Страница 29: ...sten electrode tip onto the workpiece and press the torch trigger liftarc current flowing regardless of the main current set b Incline the torch over the torch gas nozzle to produce a gap of approx 2...

Страница 30: ...g parameters depending on the welding process and operating mode used 2 Welding parameter setting rotary dial Setting currents times and parameters 5 6 8 1 Explanation of symbols Symbol Meaning Press...

Страница 31: ...current Setting range absolute Imin to Imax Gas post flow time Setting range 0 1 s to 20 0 s 0 1 s increments Diameter of tungsten electrode ignition optimisation 1 mm to 4 mm or larger 0 1 mm increm...

Страница 32: ...y Setting selection Gas pre flow time Setting range 0 1 s to 5 0 s 0 1 s increments Ignition current Setting range in percent depending on main current Setting range absolute Imin to Imax Upslope time...

Страница 33: ...ope time to the main current AMP Switching from main current AMP to secondary current AMP Press torch trigger 2 or Tap torch trigger 1 2nd cycle Release torch trigger 1 The main current falls in the s...

Страница 34: ...AMP Press torch trigger 2 or Tap torch trigger 1 Step 3 Press torch trigger 1 The main current drops with the set down slope time to the end crater current Iend minimum current Step 4 Release torch tr...

Страница 35: ...triggers TT rockers or potentiometers can be modified individually via torch modes Explanation of symbols for operating elements Symbol Description BRT 1 Press torch trigger BRT 1 Tap torch trigger B...

Страница 36: ...e individual modes can be found in the tables for the corresponding torch types The welding process can of course be switched on and off in all modes using torch trigger 1 TT 1 l 0 Figure 5 13 Display...

Страница 37: ...g elements Welding current On Off BRT 1 Secondary current Latched mode 1 factory set BRT 1 Standard torch with two torch triggers Diagram Operating elements Explanation of symbols BRT1 torch trigger 1...

Страница 38: ...orch trigger 2 Functions mode Operating elements Welding current On Off BRT 1 Secondary current BRT 2 Secondary current tapping mode latched mode 1 factory set BRT 1 Welding current On Off BRT 1 BRT 2...

Страница 39: ...hed mode BRT 1 Increase welding current infinite adjustment up function Up Reduce welding current infinite adjustment down function 1 factory set Down Welding current on off BRT 1 Secondary current ta...

Страница 40: ...de BRT 1 Increase welding current infinite adjustment up function Up Reduce welding current infinite adjustment down function 1 factory set Down Welding current on off BRT 1 Secondary current BRT 2 Se...

Страница 41: ...1 Functions Mode Operating elements Welding current On Off BRT 1 Secondary current tapping mode BRT 1 Increase welding current infinite adjustment Reduce welding current infinite adjustment 3 Potenti...

Страница 42: ...Welding current on off TT 1 Secondary current TT 2 Secondary current tapping function TT 1 tapping Increase welding current up function TT 3 Reduce welding current down function 1 ex works TT 4 Weldi...

Страница 43: ...nipple protects against electrical voltage and dirt 5 7 1 Connecting the electrode holder and workpiece lead NOTE Polarity depends on the instructions from the electrode manufacturer given on the ele...

Страница 44: ...3 Antistick Anti stick prevents the electrode from annealing If the electrode sticks in spite of the Arcforce device the machine automatically switches over to the minimum current within about 1 secon...

Страница 45: ...ion with the foot operated remote control 5 8 5 Manual remote control RTP1 19POL RTP2 Functions TIG MMA Infinitely adjustable welding current 0 to 100 depending on the preselected main current on the...

Страница 46: ...ing the welding parameter setting rotary dial EXIT leave the menu Select the Elt menu item Press the welding parameters button settings will be applied machine changes to the ready to operate status 5...

Страница 47: ...es to the welding parameters you can lock the machine controls with a software key 3 digit machine code If the access lock is active only the following parameters can be changed Welding current within...

Страница 48: ...for activating and deactivating the access lock l 0 Figure 5 19 Display Setting selection Lock JOB menu Protect welding parameters from unauthorised access Machine code Confirming the old machine cod...

Страница 49: ...owever in percentage display mode only the respective AMP signal light is lit l 0 Figure 5 20 Display Setting selection Lock JOB menu Protect welding parameters from unauthorised access Settings Setti...

Страница 50: ...until the arc stabilises It always switches over to DC polarity after a few milliseconds l 0 Figure 5 21 Display Setting selection Lock JOB menu Protect welding parameters from unauthorised access Se...

Страница 51: ...Settings Settings for machine functions and parameter displays Alternating current welding with rectangular current waveform Maximum power loading and safe welding Alternating current welding with tra...

Страница 52: ...ug is removed 1 Switch off machine 2 Remove the mains plug 3 Wait for at last 4 minutes until the capacitors have discharged CAUTION Test Before re commissioning it is essential that an inspection and...

Страница 53: ...ion 6 2 1 2 Functional test Welding current cables check that they are fitted correctly and secured Gas cylinder securing elements Operating message safety and adjustment devices Functional test 6 2 2...

Страница 54: ...pean provisions guideline 2002 96 EG of the European Parliament and the Council of January 27th 2003 used electric and electronic equipment may no longer be placed in unsorted municipal waste It must...

Страница 55: ...erformance Phase failure check mains connection fuses a Various parameters cannot be set Entry level is blocked disable access lock see chapter entitled Lock welding parameters against unauthorised ac...

Страница 56: ...ttings and correct if necessary Pore formation a Inadequate or missing gas shielding Check shielding gas setting and replace shielding gas cylinder if necessary Shield welding site with protective scr...

Страница 57: ...see E3 see E3 E5 see E3 see E3 E6 Balancing error in voltage recording Switch machine off place the torch on an insulated surface and switch on again If the fault persists inform the service departme...

Страница 58: ...EW501 18 01 2013 7 3 Resetting welding parameters to the factory settings NOTE All customised welding parameters that are stored will be replaced by the factory settings RESET DC AC l 0 Figure 7 1 Di...

Страница 59: ...sion NOTE The query of the software versions only serves to inform the authorised service staff l 0 Figure 7 2 Display Setting selection Lock JOB menu Protect welding parameters from unauthorised acce...

Страница 60: ...t 40 C 40 DC 190 A 50 DC 140 A 60 DC 150 A 130 A 100 DC 120 A 110 A Load alternation 10 min 60 DC 6 min welding 4 min pause Open circuit voltage DC 43 V Mains voltage tolerances 1 x 230 V 40 to 15 Fre...

Страница 61: ...pot welding pulses 090 008211 00000 9 1 1 Connection cables RA5 19POL 5M Remote control e g connection cable 092 001470 00005 RA10 19POL 10M Remote control e g connection cable 092 001470 00010 RA20 1...

Страница 62: ...irikov cz Production Sales and Service Sales and Service Germany Sales and Service International Plants Branches More than 300 EWM sales partners worldwide Headquarters EWM HIGHTEC WELDING GmbH Dr G n...

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