EWM T4.05 Operating Instructions Manual Download Page 18 | Manualshive

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Functional characteristics

TIG welding

18

099-00T405-EW501

02.07.2020

5.1.4 Operating modes (functional sequences)

5.1.4.1 Explanation of symbols

Symbol Meaning

Press torch trigger 1

Release torch trigger 1

I

Current

t

Time

Gas pre-flow

Ignition current

Start time

Up-slope time

Spot time

AMP

Main current (minimum to maximum current)

AMP%

Secondary current

Pulse current

Pulsed TIG welding: Slope time from main current (AMP) to secondary current (AMP%)

Pulsed TIG welding: Slope time from secondary current (AMP%) to main current (AMP%)

Down-slope time

End-crater current

End-crater time

Gas post-flow

Balance

Frequency

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Summary of Contents for T4.05

Page 1: ...Operating instructions EN Control T4 05 Tetrix DC Smart 2 0 T4 11 Tetrix DC Smart 2 0 T4 13 Tetrix DC Smart 2 0 099 00T405 EW501 Observe additional system documents 02 07 2020...

Page 2: ...authorised sales partners can be found at www ewm group com en specialist dealers Liability relating to the operation of this equipment is restricted solely to the function of the equipment No other f...

Page 3: ...ume gas test rinse hose package 15 5 1 1 1 Automatic gas post flow 15 5 1 2 Welding task selection 16 5 1 3 Arc ignition 17 5 1 3 1 HF ignition 17 5 1 3 2 Liftarc 17 5 1 3 3 Automatic cut out 17 5 1 4...

Page 4: ...5 4 Access control 43 5 5 Voltage reducing device 43 5 6 Machine configuration menu 44 5 6 1 Selecting changing and saving parameters 44 6 Rectifying faults 48 6 1 Warnings 48 6 2 Error messages 49 6...

Page 5: ...Contents Notes on using these operating instructions 099 00T405 EW501 02 07 2020 5...

Page 6: ...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 with a general warn...

Page 7: ...1 02 07 2020 7 Symbol Description Symbol Description Output Signal light lights up in red Time representation e g wait 4 s actuate Signal light flashes red Interruption in the menu display other setti...

Page 8: ...parts of these instructions Read and observe the operating instructions for all system components especially the safety instructions The illustration shows a general example of a welding system Figure...

Page 9: ...ted for any damages arising from improper usage The equipment must only be used in line with its designated purpose and by trained or expert personnel Do not improperly modify or convert the equipment...

Page 10: ...control sections For description purposes the machine control has been divided into two sections A B to ensure maximum clarity The setting ranges for the parameter values are summarised in the paramet...

Page 11: ...ulsed welding push button TIG pulsed welding see 5 1 5 chapter MMA pulsed welding see 5 2 5 chapter 5 Welding procedure push button TIG welding MMA welding signal light turns green Arcforce setting si...

Page 12: ...see 5 4 chapter 15 Without function in this machine version 4 1 2 Control section B Figure 4 3 Item Symbol Description 0 1 Parameter selection push button left The welding sequence parameters are sele...

Page 13: ...if for example you have not selected a pulse variant then you cannot set any pulse times in the function sequence 4 2 1 Setting the welding current absolute percentage The welding current for the ign...

Page 14: ...to the factory settings Factory setting example value 20 Parameter is set to optimum value Decrease the parameter value To return to the factory settings 4 3 4 Setting advanced welding parameters Exp...

Page 15: ...orm Adjust the shielding gas quantity to suit the welding task Setting instructions Welding process Recommended shielding gas quantity MAG welding Wire diameter x 11 5 l min MIG brazing Wire diameter...

Page 16: ...can also be set to meet individual requirements e g for thin panels a smaller diameter is recommended to reduce the ignition energy The electrode diameter setting determines the minimum current limit...

Page 17: ...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 3 mm between th...

Page 18: ...1 I Current t Time Gas pre flow Ignition current Start time Up slope time Spot time AMP Main current minimum to maximum current AMP Secondary current Pulse current Pulsed TIG welding Slope time from...

Page 19: ...e welding cur rent decreases to the secondary current AMP in the set slope time If torch trigger 2 is released the welding current increases again to the main current AMP in the set slope time The par...

Page 20: ...Functional characteristics TIG welding 20 099 00T405 EW501 02 07 2020 5 1 4 3 Latched mode Selection Figure 5 6 Sequence Figure 5 7...

Page 21: ...third cycle will be omitted 4th cycle Release torch trigger 1 arc is extinguished Set gas post flow time runs When the foot operated remote control is connected the machine switches automatically to n...

Page 22: ...ump from the electrode to the workpiece The arc ignites The welding current flows and immediately assumes the value of the ignition current HF switches off The welding current ramps up to the main cur...

Page 23: ...orch trigger Process activation is automatically terminated after 30 s of inactivity Permanent process activation The welding process is activated by pressing the torch trigger once The following arc...

Page 24: ...ss and release the torch trigger tap to reactivate the welding process only for separate process activation Touching the welding torch with the tungsten electrode tip against the workpiece again will...

Page 25: ...ed ampere current average value is decisive the pulse current Ipuls is defined by the parameter as a percentage of the average current value AMP The pulse pause current IPP is not set the machine cont...

Page 26: ...es parameter see 5 6 chapter Figure 5 18 5 1 5 2 Automated pulses The automated pulsing pulse variant is only activated for DC welding in combination with the spotArc ope rating mode The current depen...

Page 27: ...hapter 5 1 7 TIG antistick The function prevents uncontrolled re ignition following the sticking of the tungsten electrode in the weld pool by switching off the welding current In addition wear at the...

Page 28: ...d are suitable for the corresponding torch types 5 1 8 3 Up down speed Functionality Press and hold the up push button Increase current up to the maximum value main current set in the power source Pre...

Page 29: ...ts Welding current on off 1 ex works Secondary current latched operation Standard torch with two torch triggers Figure Operating ele ments Explanation of symbols BRT1 torch trigger 1 BRT2 torch trigge...

Page 30: ...rch trigger 2 Functions Mode Operating ele ments Welding current on off 1 ex works Secondary current Secondary current tapping function 1 latched operating mode Welding current on off 2 Secondary curr...

Page 31: ...perating ele ments Welding current on off 1 ex works Secondary current tapping function 1 latched operating mode Increase welding current up function2 Decrease welding current down function2 Welding c...

Page 32: ...condary current Secondary current tapping function 1 latched operating mode Increase welding current up function2 Decrease welding current down function2 Modes 2 and 3 are not used with this type of t...

Page 33: ...bols BRT 1 torch trigger 1 Functions Mode Operating ele ments Welding current on off 3 Secondary current tapping function1 Increase welding current Decrease welding current Potentiometer torch with tw...

Page 34: ...be repaired or modified by specialist skilled persons The warranty becomes null and void in the event of unauthorised interference Appoint only skilled persons for repair work trained service personn...

Page 35: ...ed on The welding current increases in a linear slow ramp to approx 100 A RTF switched off The welding current immediately jumps to approx 100 A The RTF start ramp function is activated deactivated by...

Page 36: ...choose between linear and logarithmic response The logarithmic setting is especially suited for welding with low currents e g for thin panels as the logarithmic response enables a better control of th...

Page 37: ...n is deactivated ENTER EXIT Figure 5 23 Display Setting selection Expert menu Gas pre flow time Ignition current Setting range in percent depending on main current Setting range absolute Imin to Imax...

Page 38: ...ies the electric cable resistance should be aligned again whenever an accessory component such as the welding torch or the intermediate hose package AW has been chan ged The resistance value of the ca...

Page 39: ...ly which is used to determine and display the cable resistance The value can be between 0 m and 60 m The new value is immediately saved without requiring further confirmation If no value is shown on...

Page 40: ...Current t Time Figure 5 26 5 2 3 Arcforce During the welding process arcforce prevents the electrode sticking in the weld pool with increases in current This makes it easier to weld large drop meltin...

Page 41: ...average value is decisive the pulse current Ipuls is defined by the pa rameter as a percentage of the current average value AMP The pulse pause current IPP requires no setting This value is calculated...

Page 42: ...u MMA The Expert menu has adjustable parameters stored that don t require regular setting The number of pa rameters shown may be limited e g if a function is deactivated The setting ranges for the par...

Page 43: ...ameters for setting the access block are configured in the machine configuration menu see 5 6 chapter Enabling access block Assign the access code for the access block Select parameter and select a nu...

Page 44: ...ne configuration menu 5 6 1 Selecting changing and saving parameters ENTER l 0 A A B A A A A EXIT NAVIGATION A B B B B B B B B B B B B B B A B B B B B B B B B B B B B B B B B B B B B B B B B B B B B B...

Page 45: ...display Pulsed TIG welding thermic in the upslope and downslope pha ses see 5 1 5 1 chapter Function enabled ex works Function disabled TIG antistick see 5 1 7 chapter function active factory setting...

Page 46: ...econditioning pulse tungsten ball stability 1 Cleaning effect of the tungsten ball at the end of welding Function enabled ex works Function disabled Automatic gas post flow function see 5 1 1 1 chapte...

Page 47: ...e agreed with the authorised service person nel Reset to factory setting Disabled ex works Reset the values in the machine configuration menu Complete reset of all values and settings Resetting is per...

Page 48: ...e warning and inform service personnel if required Warning code Possible cause Remedy 1 Machine excess temperature Allow the machine to cool down 2 Half wave failures Check process parameters 3 Weldin...

Page 49: ...cessary 8 Gas error Check the gas supply 9 Secondary overvoltage Switch the machine off and on If the error persists notify the service department 10 PE error 11 FastStop position Slope Acknowledge er...

Page 50: ...rror Check the welding process 49 Arc interruption Inform service 51 Error in the emergency stop circuit interface for automated welding Check the external shutdown devices Check jumper JP 1 on PCB T3...

Page 51: ...00 s 0 00 20 0 Down slope time 1 0 s 0 0 20 0 End current percentage of AMP 20 1 200 End current absolute depending on power source A End current time 0 01 s 0 01 20 0 Gas post flow time 8 s 0 0 40 0...

Page 52: ...current AMP depending on power source A Hot start current percentage of AMP 120 1 200 Hot start current percentage of AMP 1 150 1 150 Hot start current absolute depending on power source A Hot start...

Page 53: ...Appendix Searching for a dealer 099 00T405 EW501 02 07 2020 53 7 2 Searching for a dealer Sales service partners www ewm group com en specialist dealers More than 400 EWM sales partners worldwide...

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