Weco Discovery 221AC/DC Evo Instruction Manual Download Page 1

Cod. 006.0001.2000

19/07/2018 V.2.0

Discovery  221AC/DC Evo

Discovery  300AC/DC Evo

Translation of original instructions

Instruction manual

ENG

Antwerpsesteenweg 949 9041 Gent - Oostakker
[email protected]
www.welda.be

T

   +32 (0)9 355 74 26

F

   +32 (0)9 355 92 01

Summary of Contents for Discovery 221AC/DC Evo

Page 1: ...2018 V 2 0 Discovery 221AC DC Evo Discovery 300AC DC Evo Translation of original instructions Instruction manual ENG Antwerpsesteenweg 949 9041 Gent Oostakker info welda be www welda be T 32 0 9 355 7...

Page 2: ...HE WORLD Cod 006 0001 2000 19 07 2018 V 2 0 Discovery 221AC DC Evo Discovery 300AC DC Evo 2 ENGLISH Antwerpsesteenweg 949 9041 Gent Oostakker info welda be www welda be T 32 0 9 355 74 26 F 32 0 9 355...

Page 3: ...MENU 26 9 2 TIG WELDING SECOND LEVEL MENU 31 9 3 TIG DC WELDING SPECIAL FUNCTIONS MENU 35 9 4 TIG AC WELDING SPECIAL FUNCTIONS MENU 39 10 TORCH TRIGGER PROCEDURE 44 10 1 2 STROKE SPOT Q SPOT FUNCTION...

Page 4: ...s pictogram warns of danger of death or serious injury WARNING This pictogram warns of a risk of injury or damage to property CAUTION This pictogram warns of a potentially hazardous situation INFORMAT...

Page 5: ...etration for thick aluminium plates Pulsed AC TIG mode which prevents the risk of deformation of the workpiece in the case of prolonged welding operations Up to 4 00mm diameter electrode welding is po...

Page 6: ...nt should be connected are given in chapter 12 TECHNICAL DATA at page 62 The machine can be connected to motorgenerators provided their voltage is stabilised Connect disconnect the various devices wit...

Page 7: ...put 1 35 A IP protection rating IP20 cap open IP66 cap closed DANGER High voltage If the socket is not connected to any devices always close the cap Welding power source ON OFF switch Item 4 Power cab...

Page 8: ...ng socket on the basis of the polarity required 7 Connect the earth clamp to the workpiece being processed DANGER Electric shock hazard Read the warnings highlighted by the following symbols in the Ge...

Page 9: ...nnect the gas hose from the welding torch to the front gas socket 10 Connect the welding torch connector to the TIG torch signals connector 11 Connect the earth clamp to the workpiece being processed...

Page 10: ...tion shows that the following parameter can be set AC FREQUENCY Hz L4 AC TIG mode DC TIG mode illumination shows that the following parameter can be set ELECTRODE DIAMETER mm AC TIG mode This LED flas...

Page 11: ...TACK ELECTRODE DIAMETER AC TIG mode Press the button to select AC TIG special functions Possible choices MIX AC EXTRA FUSION AC FREQUENCY AC BALANCE ELECTRO DE DIAMETER S2 Press the button to access t...

Page 12: ...play D1 FX X software version 300AC DC EVO F X X First power up or power ups following a RESET procedure The welding power source sets up for welding with the factory pre sets Subsequent power ups The...

Page 13: ...fficult to restore defaults Unidentified software problems that prevent the welding power source from functioning correctly PARTIAL RESET The reset procedure involves restoration of the parameter valu...

Page 14: ...nu Menu Q SPOT AC AC DYN arc QST M TACK MIX ac dc MIX ac dc HF SYN Hz Hz E1 S5 S3 L 2 D1 USB S4 S2 S1 L 1 L 3 L 4 L 5 L6 L7 L8 L9 L10 L 1 1 L 1 2 L 1 3 L 1 4 L 1 5 L 1 6 A C B SET UP 1 15 LANGUAGE ENG...

Page 15: ...YPE 1 1 2 PEDAL TYPE 2 2 9 MAX CURR UP COUNTERS RESET PAR TOT TOT SERVICE VAL VAL CAL ER ACTIVATION GROUP ON The cooler is always running when the power source is switched on This mode is preferable f...

Page 16: ...tton to repeat the checking procedure for an additional 15 seconds If the problem persists rectify the cause of the alarm Power up with operation of the cooler set to OFF Operation of the cooler and t...

Page 17: ...roke 3S the down slope is stopped and the final current is immediately delivered without having to go through the entire slope time The HF restart during the down slope is disabled PEDAL TYPE The para...

Page 18: ...eset procedure involves complete restoration of the default values parameters and me mory settings set in the factory All memory locations will be reset and hence all your personal welding settings wi...

Page 19: ...mains protection activation LED switches on All functions disabled Exceptions Cooling fan Check if the equipment power supply line has all the phases If the problem persists qualified technical person...

Page 20: ...el pulsante torcia Alla cessazione del problema il generatore di corrente si autoripri stina Tutte le funzioni sono disabilitate Eccezioni La ventola di raffreddamento Verficare che il pulsante torcia...

Page 21: ...SELECTION ACTIVATION A Press the S4 button to activate the MMA mode Menu Menu Q SPOT AC AC HF SYN E1 S5 S3 USB S4 L6 L7 L8 L9 L10 L 1 1 L 1 2 L 1 3 L 1 4 L 1 5 L 1 6 A L 11 MMA B Press the S5 button...

Page 22: ...Greater starting spatter increase in the activation area Consequences of a lower value Difficulty of activation Less starting splatter Reduction in the activation area ARC FORCE This parameter helps...

Page 23: ...ETTING OUTPUT A Hold down the S5 button Menu Menu button for 3 seconds to access the 2nd level menu The setting to edit and its value are shown in the display D1 B Select with l encoder E1 Menu Menu t...

Page 24: ...ding sockets when welding is not in progress The arc strike procedure is as follows Touch the workpiece with the electrode tip Raise the electrode Power is released for several seconds Touch the workp...

Page 25: ...POLARI TY AC DYNAMIC ARC Welding power remains constant even when the distance between electrode and workpiece changes Consequences of a higher value Prevents electrode bonding Thin gauge sheets are...

Page 26: ...activate the TIG mode Menu Menu Q SPOT AC AC HF SYN E1 S5 S3 USB S4 L6 L7 L8 L9 L10 L 1 1 L 1 2 L 1 3 L 1 4 L 1 5 L 1 6 A L 12 CONTINUOUS DC TIG L 15 PULSED DC TIG L 15 L 14 SYNERGIC PULSED DC TIG L 1...

Page 27: ...X USEFUL ADVICE PRE GAS TIME 0 0 s 0 1 s 10 0 s Recommended value 0 3s STARTING CURRENT 5 A 50 A MAX A MAX Maximum value of welding current Recommended value 30 or 15 A 2 50 200 SLOPE UP 0 0 s 0 0 s 2...

Page 28: ...parameter allows a shielded environment to be created thereby eliminating contaminants at the start of the welding pass STARTING CURRENT Unit current output value immediately after the arc strike The...

Page 29: ...the settings for SET UP PULSED TYPE SLOW the adjustment is expressed in seconds Consequences of a higher value Greater width of the beading and greater welding penetration Facility to make deeper cut...

Page 30: ...not used during the welding process when the following set ting is present MULTI TACK ON By keeping the torch trigger pressed during the 3rd time the crater filler current is maintained thereby ensur...

Page 31: ...3 seconds to access the 2nd level menu The setting to edit and its value are shown in the display D1 B Select with encoder E1 Menu Menu the setting to be edited Press the S5 button Menu Menu to confi...

Page 32: ...01s OFF 10 0s Only with 2 STROKE SPOT Only with HF ON HF STRIKE OFF ON ON REMOTE CONTROL OFF OFF ON MINIMUM PEDAL CURRENT 1 5 90 Only with the PEDAL AC WAVEFORM This parameter allows selection of the...

Page 33: ...with HF activated It causes a pre set pause time between two spot welding times Press the torch trigger to obtain the welding arc for the time set with the parameter SPOT WELDING TIME The arc then re...

Page 34: ...current flow by creating the so called electric arc It is advisable to use LIFT ARC priming in applications such as maintenance of machinery in operation welding close to printed circuits or solderin...

Page 35: ...1 button to scroll the list of settings to edit B Using the encoder E1 Menu Menu edit the value of the selected setting The value is saved automati cally C Exit with confirmation Press the S3 S4 butto...

Page 36: ...ic pulsed TIG mode for the pre set time interval before switching automatically to the welding procedure selected on the interface panel The pa rameter creates the weld pool more quickly than a standa...

Page 37: ...a Minor oxidation of the piece and therefore lower post weld re work costs Better control of first application in gaps useful for pipe fitters and installers Ease of welding even for pieces which are...

Page 38: ...iTack frequency the weld penetration speed of execution and in particular the control of the heat input can be optimised as well as any consequent deformation of the piece When welding corner joints t...

Page 39: ...ress the S1 button to scroll the list of settings to edit B Using the encoder E1 Menu Menu edit the value of the selected setting The value is saved auto matically C Exit with confirmation Press the b...

Page 40: ...the weld pool Reduced cleanliness of the workpiece Loss of arc It is advisable not to exceed the 50 value of DC wave as it would penalize the pickling of the piece and the aesthetic result of the wel...

Page 41: ...nversion tends to widen its size therefore it is advisable to use low frequencies for the welding of relatively large thicknesses or for filling passes in multipass bevels Conversely in increasing the...

Page 42: ...etration BALANCE represents the curve of the current curve with an AC Balance with a positive value cleaner in this case the percentage of the positive wave is greater than the negative one BALANCE re...

Page 43: ...3 ENGLISH AC BALANCE BALANCE s DC 50 DC 50 BALANCE s DC 20 DC 80 ELECTRODE DIAMETER The parameter optimizes the AC TIG welding arc strike on the basis of the diameter of the chosen electrode Antwerpse...

Page 44: ...vailable The availability of certain procedures depends on whether or not certain parameters or functions of the unit are enabled or set in the associated menus The table shows the settings to be made...

Page 45: ...he pre set value by way of an up slope time if programmed Release 2T the trigger to start the weld completion procedure The current reaches the end current value in the time set in the down slope time...

Page 46: ...p the torch trigger pressed Slowly lift the torch to strike the arc The arc strikes the welding current assumes the pilot current value if activated from the SET UP menu Release 2T the torch trigger T...

Page 47: ...the torch trigger The welding current reaches the pre set value by way of an up slope time if programmed Press 3T the trigger and keep it pressed to start the weld completion procedure The current rea...

Page 48: ...N C C CURRENT 2nd TIME RAMP DOWN POST GAS PRIMARY CURRENT UP 3rd TIME SLOPE FINAL CURRENT 4th TIME CURRENT SECOND PRESS AND RELEASE STARTING CURRENT 4 STROKE B LEVEL Bring the torch up to the work unt...

Page 49: ...the arc Gas delivery continues for the time set in the post gas parameter FINAL CURRENT 1st TIME 2nd TIME RAMP DOWN POST GAS PRE GAS PRIMARY CURRENT UP 3rd TIME SLOPE 4th TIME HF IGNITION CURRENT SECO...

Page 50: ...h encoder E1 Menu Menu the setting to be edited Press the S5 button Menu Menu to confirm Using the E1 Menu Menu edit the value of the selected setting The value is saved automatically Press the S5 but...

Page 51: ...cess although they are displayed and can be set by the user interface Warning It is important to check the up and own slopes are null 0sec The Q Spot function has a dual mode i e it is possible to car...

Page 52: ...t reaches the pre set value by way of an up slope time if programmed The welding procedure continues at the pre set current for the time set with the spot time pa rameter The current reaches the end c...

Page 53: ...rrent reaches the end current value in the time set in the down slope time parameter The arc is extinguished Gas delivery continues for the time set in the post gas parameter Touch the workpiece with...

Page 54: ...T 1 PEAK TIME 1 PULSED CURRENT FREQUENCY 6 6 6 6 6 6 6 6 1 BASE TIME 5 5 5 5 1 DOWN SLOPE 1 END CURRENT 1 POST GAS TIME 2 TYPE OF ELECTRODE 2nd VRD 2 LONG ARC VOLT AGE 2nd SPOT WELDING TIME 2nd HF ARC...

Page 55: ...1 SECOND CURRENT B LEVEL 1 BASE CURRENT 1 PEAK TIME 1 PULSED CURRENT FREQUENCY 6 6 6 6 1 BASE TIME 5 5 5 5 1 DOWN SLOPE 1 FINAL CURRENT 1 POST GAS TIME 2 ELECTRODE TYPE 2 VRD 2 LONG ARC VOLTAGE 2 SPOT...

Page 56: ...rrent 11 1 SAVING A JOB Menu Menu Q SPOT AC AC DYN arc QST M TACK MIX ac dc MIX ac dc HF SYN Hz Hz E1 S5 S3 L 2 D1 USB S4 S2 S1 L 1 L 3 L 4 L 5 L6 L7 L8 L9 L10 L 1 1 L 1 2 L 1 3 L 1 4 L 1 5 L 1 6 A C...

Page 57: ...1 4 L 1 5 L 1 6 A C B JOB MENU DELETE MENU to confirm SELECTION ACTIVATION CONFIRMATION A Press the S2 button to enter the JOB MENU B Use the encoder E1 Menu Menu to select DELETE Press the S5 button...

Page 58: ...N ACTIVATION CONFIRMATION A Press the S2 button to enter the JOB MENU B Use the encoder E1 Menu Menu to select LOAD Press the S5 button Menu Menu to confirm Use the encoder E1 Menu Menu to select the...

Page 59: ...lready contains JOBs saved in the same location as those exported to the memory stick they will be overwritten We recommend not to change the name of the files exported to the USB memory stick The fil...

Page 60: ...emory stick removed before com pleting the operation EXPORT FAILED Exporting procedure failed USB not formatted as FAT32 unidentifiable generic error re insert the memory stick and retry the connected...

Page 61: ...c error re insert the memory stick and retry the connected USB drive is damaged IMPORT IN PROGRESS The JOBs saved on the USB memory stick are being imported IMPORT COMPLETE Importing procedure complet...

Page 62: ...elayed Zmax Compliant with EN 61000 3 12 Hook up not dependent on the supply network Dimensions L x D x H 460 x 230 x 325 mm Weight 19 kg Insulation class H Protection rating IP23S Cooling AF Air over...

Page 63: ...nce less than or equal to 55 m Dimensions L x D x H 460 x 230 x 325 mm Weight 24 2 kg Insulation class H Protection rating IP23S Cooling AF Air over cooling fan assisted Maximum gas pressure 0 5 MPa 5...

Page 64: ...L COO ALARM L H F HALL 022 0002 0060 050 XXXX 0071 022 0002 0019 B2 JP2 E2 1 3 2 E1 C1 B1 5 4 6 1 AC2 JP1 12V SMF1 0 AC1 4 6 4 5 0 AC2 COMUNE 1 AC1 2 3 1 050 XXXX 0047 JP2 3 2 1 5 6 4 JP7 LOW SP ALARM...

Page 65: ...6 J8 J3 J7 J1 050 XXXX 0047 JP2 4 1 2 3 6 5 050 XXXX 0071 JP2 1 2 3 4 5 6 JP3 2 1 4 3 JP1 5 6 4 3 1 2 B C F E D A P DOWN P UP P T CONT PED GND B A D C F E 10V ISO RIF EXT GND ISO P T CONT PED RIC_PED...

Page 66: ...T UP DOWN N C P T X 2 5 4 3 1 13 4 REMOTE CONTROL CONNECTOR back panel D F E C A B INTERNAL VIEW cod 021 0004 0602 Torch with Potentiometer Pot 2Kohm 10Kohm Remote Controller Pot 2Kohm 10Kohm Foot Pe...

Page 67: ...ENGLISH 14 SPARE PARTS 14 1 DISCOVERY 221AC DC EVO 1 2 4 5 6 7 8 9 3 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 43 42 41 39 49 48 47 44 45 46 40 10 21 Antwerps...

Page 68: ...0012 0500 REAR PANEL 24 022 0002 0081 COOLING UNIT SUPPLY CABLE 25 021 0013 0007 ILME CONNECTOR CAP 26 022 0002 0079 REMOTE CONTROL WIRING 27 045 0000 0007 CABLE CLAMP 28 011 0008 0010 EXTERNAL FAN SU...

Page 69: ...69 ENGLISH 14 2 DISCOVERY 300AC DC EVO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 43 42 41 40 39 49 48 47 44 45 46 50 51 52 21 Antwerpsest...

Page 70: ...30 011 0008 0011 INTERNAL FAN SUPPORT 31 050 0003 0047 INVERSION MODULE BOARD 32 040 0003 1082 TERMAL SWITCH L 300mm 80 C 33 045 0006 0066 INVERSION MODULE BRACKET 34 045 0006 0067 INVERSION MODULE BR...

Page 71: ...E WORLD Cod 006 0001 2000 19 07 2018 V 2 0 Discovery 221AC DC Evo Discovery 300AC DC Evo 71 ENGLISH Antwerpsesteenweg 949 9041 Gent Oostakker info welda be www welda be T 32 0 9 355 74 26 F 32 0 9 355...

Page 72: ...Cod 006 0001 2000 19 07 2018 V 2 0 Antwerpsesteenweg 949 9041 Gent Oostakker info welda be www welda be T 32 0 9 355 74 26 F 32 0 9 355 92 01...

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