EWM Expert XQ 2.0 Operating Instructions Manual
  1. Manuals
  2. Brands
  3. EWM Manuals
  4. Control Unit
  5. Expert XQ 2.0
  6. Operating instructions manual
EWM Expert XQ 2.0 Operating Instructions Manual

EWM Expert XQ 2.0 Operating Instructions Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
Operating instructions
Control
EN
L1.04 - Expert XQ 2.0
L1.05 - Expert XQ 2.0
099-00L105-EW501
Observe additional system documents!
07.06.2019

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the Expert XQ 2.0 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for EWM Expert XQ 2.0

Summary of Contents for EWM Expert XQ 2.0

  • Page 1 Operating instructions Control L1.04 - Expert XQ 2.0 L1.05 - Expert XQ 2.0 099-00L105-EW501 Observe additional system documents! 07.06.2019...
  • Page 2 +49 2680 181-0. A list of 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 form of liability, regardless of type, shall be accepted.

  • Page 3: Table Of Contents

    Contents Notes on the use of these operating instructions Contents 1 Contents ..............................3 2 For your safety ............................6 Notes on the use of these operating instructions ................6 Explanation of icons ........................7 Part of the complete documentation ....................8 3 Intended use ............................
  • Page 4 Contents Notes on the use of these operating instructions 5.5.3.1 System......................36 5.5.3.2 Xnet machine ....................36 5.5.4 Load configuration ......................37 5.5.4.1 System......................37 5.5.4.2 Xnet machine ....................37 5.5.5 Load languages and texts .................... 37 5.5.6 Record on USB drive ....................37 5.5.6.1 Register USB drive ..................
  • Page 5 Contents Notes on the use of these operating instructions 6.3.2 Antistick ........................78 Air arc gouging ..........................78 7 Rectifying faults ........................... 79 Display machine control software version ................... 79 Warnings ............................80 Error messages ..........................81 Resetting JOBs (welding tasks) to the factory settings ............... 83 8 Appendix ...............................

  • Page 6: For Your Safety

    For your safety Notes on the use of these operating instructions For your safety Notes on the use of these operating instructions DANGER Working or operating procedures which must be closely observed to prevent imminent serious and even fatal injuries. •...

  • Page 7: Explanation Of Icons

    For your safety Explanation of icons Explanation of icons Symbol Description Symbol Description Indicates technical aspects which the Activate and release / Tap / Tip user must observe. Switch off machine Release Switch on machine Press and hold Switch Incorrect / Invalid Turn Correct / Valid Numerical value –...

  • Page 8: Part Of The Complete Documentation

    For your safety Part of the complete documentation Part of the complete documentation These operating instructions are part of the complete documentation and valid only in combination with all other 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.

  • Page 9: Intended Use

    Titan XQ AC Use and operation solely with the following machines The following system components can be combined: This description may be applied only to machines with the Expert XQ 2.0 machine control. Machine control Expert XQ 2.0 Expert XQ 2.0 LG Expert XQ 2.0 WLG...

  • Page 10: Quick Overview

    Quick overview Machine control – Operating elements Quick overview Machine control – Operating elements Figure 4-1 Item Symbol Description System push-button To display and configure the system settings > see 5.4.4 chapter. Machine display Graphical machine display showing all machine functions, menus and parameters with their values >...
  • Page 11 Quick overview Machine control – Operating elements Item Symbol Description Arc push-button • Initial state of main screen: Switching of the welding procedure based on the selec- ted material, gas and welding consumable. • Initial state of any sub-menu: Display switches back to the main screen. •...

  • Page 12: Screen Icons

    Quick overview Screen icons Screen icons Symbol Description Shielding gas Material type Wire inching Wire return Advanced settings Set-up mode Non-latched operating mode Special non-latched operating mode Latched operating mode Special latched operating mode Welding task superPuls superPuls switched off Interference Temperature error Spot welding operating mode...

  • Page 13: Machine Display

    Quick overview Machine display Symbol Description Save data to USB medium Load data from USB medium USB data recording Screen type 3/4, switching buttons Pulse arc welding Standard arc welding Welding procedure Refresh After welding, the last weld values (hold values) from the main program are displayed Information Welding current Welding voltage...

  • Page 14: Main Screen

    Quick overview Machine display 4.3.2 Main screen The main screen shows all the information relevant for the welding process before, while and after it is carried out. In addition, it shows status information on the machine state. The assignment of the context- dependent push-buttons is also shown on the main screen.

  • Page 15: Main Screen Variants

    Quick overview Machine display 4.3.2.1 Main screen variants Main screen type 1 Main screen type 2 (ex works) Main screen type 3 Figure 4-3 You can select the required variant (type of main screen) in the Machine configuration (system) menu > see 5.4.6 chapter. 4.3.3 Initial screen During the start process the control name, machine software version and selected language are shown...

  • Page 16: Basic Settings For Operation With Two Wire Feeders (P10)

    Quick overview Machine display 4.3.3.1 Basic settings for operation with two wire feeders (P10) The setting is available/required in the following cases only: • the control is integrated in the wire feeder • the control is integrated in the power source (compact design) Menu item/parameter Value Comment...

  • Page 17: Operating The Machine Control

    Operating the machine control Welding power setting Operating the machine control In general the control is operated with the central control button below the machine display. Select the required menu item by turning (navigate) and pressing (confirm) the central control button. In addition, the context-dependent push-buttons below the machine display can be used for confirmation.

  • Page 18: Machine Configuration (System)

    You can activate the power-saving mode by setting a parameter in the configuration menu (time- controlled power-saving mode). When power-saving mode is active, the Expert XQ 2.0 machine controller display is dimmed and only the middle digit of the display is shown in the wire feed unit. Pressing any operating element (e.g.

  • Page 19: Access Permission (Xbutton)

    Operating the machine control Machine configuration (system) 5.4.2 Access permission (Xbutton) The welding system offers two options to prevent unauthorised access to welding parameters or uninten- tional reconfiguration. 1 Key switch (available depending on machine version). With the key switch in position 1 all functions and parameters can be configured without any restriction.

  • Page 20: Status Information

    Operating the machine control Machine configuration (system) 5.4.3 Status information This menu provides the user with information on current system interferences and warnings.. 5.4.3.1 Errors and warnings Figure 5-3 Item Symbol Description Error number > see 7.3 chapter Error icons ------- Warning (prior to interference) ------- Interference (welding process will be stopped) ------- Specific (e.g.

  • Page 21: Running Time

    Operating the machine control Machine configuration (system) 5.4.3.2 Running time Menu item/parameter Value Comment Duty cycle can be reset: 0:00 h Values can be reset by pressing or turning the main control button Arc time can be reset: 0:00 h Overall duty cycle: 0:00 h Overall arc time:...

  • Page 22: System Settings

    Operating the machine control Machine configuration (system) 5.4.4 System settings In this area the user can configure advanced system settings. 5.4.4.1 Date Menu item/parameter Value Comment Year: 2014 Month: Day: Date format: DD.MM.YYYY YYYY.MM.DD 5.4.4.2 Time Menu item/parameter Value Comment Hour: 0–24 Minute:...

  • Page 23: Special Parameter

    Operating the machine control Machine configuration (system) 5.4.4.4 Special parameter The special parameters of the wire feeder control are used to customize the machine function configurati- The number of selectable special parameters can deviate between the machine controls used in the welding system.
  • Page 24 Operating the machine control Machine configuration (system) Menu i- Value Comment tem/parameter 45 °C Nominal value of wire spool heater (OW WHS) 0 = -------- off = switched off 1 = -------- setting range temperature: 25°C - 50°C (45°C ex works) Operating mode switching at welding start 0 = -------- Not enabled (factory setting) 1 = -------- Enabled...
  • Page 25 Operating the machine control Machine configuration (system) Switching on/off correction operation (P7) The correction operation is switched on and off for all JOBs and their programs at the same time. A cor- rection operation is specified for wire speed (DV) and welding voltage correction (Ukorr) for each JOB. The correction value is saved separately for each program.
  • Page 26 Operating the machine control Machine configuration (system) Program switching with standard welding torch (P8) Special latched (latched absolute program sequence) • Cycle 1: absolute program 1 is run • Cycle 2: absolute program 2 is run after completion of "tstart". •...
  • Page 27 Operating the machine control Machine configuration (system) Specific latched special (n cycle) In the n cycle program sequence, the unit starts in the 1st cycle with start program P from P start In the second cycle, the machine switches to absolute program 2, once the start time "tstart" has elapsed. Tapping switches to other programs (P to max.
  • Page 28 Operating the machine control Machine configuration (system) Set special latched tapping time (P11) The tapping time for changing over between the main program and reduced main program can be set in three levels. 0 = no tapping 1 = 320ms (factory setting) 2 = 640ms JOB list switching (P12) Value...
  • Page 29 Operating the machine control Machine configuration (system) Block JOB mode (P16) The following accessory components support block JOB mode: • Up/Down welding torch with one-digit 7-segment display (two keys) Program 0 is always active in JOB 0 and program 1 in all other JOBs In this operating mode, up to 30 JOBs (welding tasks) divided into three blocks can be called up with ac- cessory components.

  • Page 30: Control

    Operating the machine control Machine configuration (system) Operating mode switching at welding start (P27) With the selected 4-cycle-Special mode, the user can determine by the time of the torch trigger operation in which operating mode (4-cycle or 4-cycle-Special) the program sequence shall be carried out. Hold torch trigger (longer than 300 ms): Program sequence with operating mode 4-cycle-Special (stan- dard).

  • Page 31: Operating Panel Settings

    Latched selectable Special non-latched selectable Spot welding selectable Special latched selectable P0 of Expert XQ 2.0 can be changed: Mean value display for superPuls: When superPuls is enabled the welding power is displayed as average value. The welding power is displayed by program A even when superPuls is enabled.

  • Page 32: Aligning The Cable Resistance

    Operating the machine control Machine configuration (system) 5.4.7 Aligning the cable resistance The resistance value of cables can either be set directly or it can be aligned using the power source. The factory setting of the power sources is 8 mΩ. This value correponds to a 5 m earth cable, a 1.5 m inter- mediate hose package and a 3 m water-cooled welding torch.
  • Page 33 Operating the machine control Machine configuration (system) 50mm DE - Abgleich Leitungswiderstand EN - Cable resistance alignment FR - Alignement résistance ligne IT - Compensazione resistenza circuito ES - Compensación de la resistencia del cable NL - Compensatie leidingsweerstand SE - Kalibrering av ledningsmotståndet PL - Porównanie rezystancji przewodu RU - Компенсация...

  • Page 34: Xnet Machine

    The message can be reset and a new QR code may be requested from the network. 5.4.8.2 Component identification Bar codes predefined in ewm Xnet are recorded with a manual scanner. Component data are retrieved and displayed in the control. Figure 5-9...

  • Page 35: Errors And Warnings

    Operating the machine control Offline data transfer (USB) 5.4.8.4 Errors and warnings A list of all ewm Xnet-specific errors and warnings are displayed with their ID number and description. 5.4.8.5 Status information Figure 5-11 5.4.8.6 Network Figure 5-12 5.4.8.7 Clear system memory Resets the internal system memory used for saving welding and log data and deletes all data.

  • Page 36: Offline Data Transfer (Usb)

    Operating the machine control Offline data transfer (USB) Offline data transfer (USB) You may only use this USB interface to exchange data with a USB flash memory. You must not connect any other USB devices such as keyboards, hard disks, mobile telephones, cameras or other devices so as to avoid any damage tp the machine.

  • Page 37: Load Configuration

    Operating the machine control Offline data transfer (USB) 5.5.4 Load configuration 5.5.4.1 System Configuration data of the power source’s system components. 5.5.4.2 Xnet machine Master configuration Core date for network communication (independent of machine). Individual configuration Machine-related configuration data, matching the current power source only. 5.5.5 Load languages and texts Load a language and text package from the storage medium (USB) to the welding machine.

  • Page 38: Welding Task Administration (Menu)

    Operating the machine control Welding task administration (Menu) Welding task administration (Menu) In this menu the user can carry out all welding task (JOB) organisation operations. This machine series offers user-friendly operation and a multitude of features. • Various welding tasks (JOBs) consisting of welding procedure, material type, wire diameter and shiel- ding gas type have been predefined >...

  • Page 39: Job Favourites

    Operating the machine control Welding task administration (Menu) 5.6.2 JOB favourites Favourites are additional locations for storing and loading frequently used welding tasks, programs and their settings. The status of the Favourites (loaded, changed, not loaded) is indicated by signal lights. •...

  • Page 40: Loading Saved Favourites

    Operating the machine control Welding task administration (Menu) 5.6.2.2 Loading saved Favourites Figure 5-17 • Use the click wheel welding power to switch to the desired Favourite (“Status Favourite” line). • Press the click wheel to load the appropriate Favourite. 5.6.2.3 Deleting saved Favourites Figure 5-18...

  • Page 41: Program Sequence

    Operating the machine control Welding task administration (Menu) 5.6.4 Program sequence In the program sequence, you can select welding parameters and set their values. The number of para- meters shown depends on the selected operating mode. In addition, the user can access advanced settings and the setup mode. The setting range for the parameter values are summarised in the parameter overview section >...

  • Page 42: Programs (P A 1-15)

    Operating the machine control Welding task administration (Menu) 5.6.5 Programs (P 1-15) In the manual program P0, the user can adjust the operating point in a conventional way using the para- meter settings on the machine control. The active program is shown in the main menu of the machine display in the display area for process parameters with the letter “P”...

  • Page 43: Overview Of The Welding Parameter Switching Options

    Operating the machine control Welding task administration (Menu) 5.6.5.1 Overview of the welding parameter switching options The user can change the welding parameters of the main programs with the following components. M3.7 – I/J Wire feeder control P1-15 PC 300.NET Software P1-15 MT Up/Down...
  • Page 44 Operating the machine control Welding task administration (Menu) Example 2: Welding different positions on a workpiece (latched) Figure 5-22 Example 3: Aluminium welding of different sheet metal thicknesses (non-latched or latched special) Figure 5-23 099-00L105-EW501 07.06.2019...

  • Page 45: Mig/Mag Welding

    Operating the machine control Welding task administration (Menu) 5.6.5.2 MIG/MAG welding In every JOB, separate settings can be made for the ignition program, reduced main program and end program as to whether or not to alternate with the pulse process. These properties are stored on the welding machine with the JOB.

  • Page 46: Advanced Settings

    Operating the machine control Welding task administration (Menu) 5.6.5.3 Advanced settings Menu item/parameter Value Comment Process switching Start program pulsing End program pulsing Wire retraction ignition Lift arc (PP) Lift arc End pulse duration 0.0–20 ms U correction limit 0.0–9.9 V Applies with correction operation enabled Wire correction limit 0–30%...

  • Page 47: Tig Welding

    Operating the machine control Welding task administration (Menu) 5.6.5.4 TIG welding Figure 5-25 Menu item/parameter Program Comment Gas pre-flow time Gas nominal value GFE option/variant (electronic gas volume con- trol) required Current Ignition current START Duration Duration (start program) Slope time Slope duration from P to P START...

  • Page 48: Mma Welding

    Operating the machine control Welding task administration (Menu) 5.6.5.5 MMA welding Figure 5-26 Menu item/parameter Comment Current Hot start current Duration Hot start time Current Main current The hotstart current is a percentage based on the welding current selected. 099-00L105-EW501 07.06.2019...

  • Page 49: Setup Mode

    Operating the machine control Welding task administration (Menu) 5.6.6 Setup mode Figure 5-27 Item Symbol Description Wire return Results in reverse inching of the wire. Pressing the push-button longer will increase the wire reversing speed. Wire inching The wire is inched into the hose package. Pressing the push-button longer will increase the wire inching speed.

  • Page 50: Wpqr Welding Data Assistant

    Operating the machine control Welding task administration (Menu) 5.6.7 WPQR welding data assistant The cooling-down time from 800°C to 500°C essential for the welding result (known also as t8/5 time) can be calculated using the input data in the WPQR welding data assistant. Prerequisite is the prior determi- nation of the heat input.

  • Page 51: Welding Monitoring

    Operating the machine control Welding task administration (Menu) 5.6.8 Welding monitoring Figure 5-28 Item Symbol Description Current tolerance WF tolerance Voltage tolerance Advanced settings Display and setting of advanced system parameters WPQR welding data assistant WPQR Menu item / parameter Value Comment Automatic...

  • Page 52: Change Welding Procedure (Arc)

    Operating the machine control Change welding procedure (Arc) Change welding procedure (Arc) In this menu the user can change the welding procedure based on the preselected material, wire and gas (change of process based on welding task). For changing the welding task (JOB) > see 5.6 chapter Enter the menu: Figure 5-29 Online data transfer (network)

  • Page 53: Wireless Local Network (Wifi)

    Operating the machine control Online data transfer (network) 5.8.2 Wireless local network (WiFi) Status description Status display No physical connection to a network Deactivated WiFi symbol Connection to a network, no data transfer Activated WiFi symbol Connection to a network, transferring data WiFi symbol flashing Connection to the network, the machine has been LAN symbol flashing in the specified rhythm...

  • Page 54: Welding Procedure

    Welding procedure MIG/MAG welding Welding procedure The welding task is selected in the JOB selection menu (material/wire/gas) > see 5.6.1 chapter. The basic settings of the relevant welding procedure, such as operating mode or arc length correction, can be selected on the main screen on the process parameter panel > see 4.3.2 chapter. The program sequence settings are set in the program sequence menu >...

  • Page 55: Superpuls

    (PB). This function is e.g. used for thin sheet welding to reduce the heat input in a controlled manner or for positional welding without the need for weaving. The combination of superPuls and other EWM welding processes offers a multitude of possibilities. For example, to enable the welding of vertical-up welds without the "Christmas tree" technique, when selec- ting program 1 >...
  • Page 56 Welding procedure MIG/MAG welding Non-latched mode Figure 6-1 Step 1 • Press and hold torch trigger. • Shielding gas is expelled (gas pre-flows). • Wire feed motor runs at “creep speed”. • Arc ignites after the wire electrode makes contact with the workpiece; welding current flows. •...
  • Page 57 Welding procedure MIG/MAG welding Non-latched operation with superpulse Figure 6-2 Step 1 • Press and hold torch trigger. • Shielding gas is expelled (gas pre-flows). • Wire feed motor runs at “creep speed”. • Arc ignites after the wire electrode makes contact with the workpiece; welding current flows. •...
  • Page 58 Welding procedure MIG/MAG welding Special, non-latched Figure 6-3 Step 1 • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) • Wire feed motor runs at “creep speed”. • Arc ignites after the wire electrode makes contact with the workpiece, welding current is flowing (start program P for the time t START...
  • Page 59 Welding procedure MIG/MAG welding Spot welding Figure 6-4 The ignition time t must be added to the spot time t start 1st cycle • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) • Wire feed motor runs at "creep speed" •...
  • Page 60 Welding procedure MIG/MAG welding Special, non-latched with superpulse Figure 6-5 Step 1 • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) • Wire feed motor runs at “creep speed”. • Arc ignites after the wire electrode makes contact with the workpiece, welding current is flowing (start program P for the time t START...
  • Page 61 Welding procedure MIG/MAG welding Latched mode Figure 6-6 Step 1 • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) • Wire feed motor runs at “creep speed”. • Arc ignites after the wire electrode makes contact with the workpiece; welding current flows. •...
  • Page 62 Welding procedure MIG/MAG welding Latched mode with superpulse Figure 6-7 Step 1: • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) • Wire feed motor runs at “creep speed”. • Arc ignites after the wire electrode makes contact with the workpiece; welding current flows. •...
  • Page 63 Welding procedure MIG/MAG welding Latched with changing welding method (process switching) Exclusively for devices with pulsed arc welding type > see 3.1 chapter. Figure 6-8 1st cycle: • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) •...
  • Page 64 Welding procedure MIG/MAG welding Latched special Figure 6-9 Step 1 • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) • Wire feed motor runs at “creep speed”. • Arc ignites after the wire electrode makes contact with the workpiece, welding current is flowing (start program P START Step 2...
  • Page 65 Welding procedure MIG/MAG welding Special latched with changing welding method by tapping (process switching) Exclusively for devices with pulsed arc welding type > see 3.1 chapter. Figure 6-10 1st cycle • Press and hold torch trigger. • Shielding gas is expelled (gas pre-flows) •...
  • Page 66 Welding procedure MIG/MAG welding Special latched with changing welding method (process switching) Exclusively for devices with pulsed arc welding type > see 3.1 chapter. Figure 6-11 1st cycle • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) •...

  • Page 67: Automatic Cut-Out

    Welding procedure MIG/MAG welding Special, latched with superpulse Figure 6-12 Step 1 • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) • Wire feed motor runs at “creep speed”. • Arc ignites after the wire electrode makes contact with the workpiece, welding current is flowing (start program P for the time t START...

  • Page 68: Coldarc Xq / Coldarc Puls Xq

    Welding procedure MIG/MAG welding 6.1.3 coldArc XQ / coldArc puls XQ Heat-reduced, low-spatter short arc for high dimensional stability welding and brazing of thin metal sheets with excellent gap-bridging. Figure 6-13 After selecting the coldArc process > see 5.6 chapter you benefit from: •...

  • Page 69: Rootarc Xq / Rootarc Pulse Xq

    Welding procedure MIG/MAG welding 6.1.5 rootArc XQ / rootArc pulse XQ Short arc with perfect weld modelling capabilities for effortless gap bridging, especially for root welding Figure 6-15 • Reduced spatter compared to standard short arc • Good root formation and secure sidewall fusion •...

  • Page 70: Acarc Puls Xq

    Welding procedure MIG/MAG welding 6.1.6 acArc puls XQ The alternating current welding process acArc puls XQ makes MIG aluminium welding even easier in manual and automated modes. Clean weld seams with no traces of powder on the thinnest metal sheets, even with AlMg alloys, are possible with acArc puls XQ.

  • Page 71: Wiredarc

    (molten metal) decreases and the penetration reduces. Figure 6-17 With the EWM wiredArc arc with wire control, the welding current (AMP) changes with the change of the stick-out only slightly. The compensation of the welding current takes place with an active control of wire feed speed (DG).

  • Page 72: Standard Mig/Mag Torch

    Welding procedure MIG/MAG welding 6.1.8 Standard MIG/MAG torch The MIG welding torch trigger is essentially used to start and stop the welding process. Operating elements Functions Torch trigger • Start/stop welding Additional functions such as program switching (before or after welding) are possible by tapping the torch trigger (depending on machine type and control configuration).

  • Page 73: Tig Welding

    Welding procedure TIG welding TIG welding 6.2.1 Operating modes (functional sequences) 6.2.1.1 Explanation of signs and functions Symbol Meaning Press torch trigger Release torch trigger Tap torch trigger (press briefly and release) Shielding gas flowing Welding output Gas pre-flows Gas post-flows Non-latched Special, non-latched Latched...
  • Page 74 Welding procedure TIG welding Non-latched mode Figure 6-19 Selection • Select non-latched operating mode Step 1 • Press and hold torch trigger. • Shielding gas is expelled (gas pre-flows). The arc is ignited using liftarc. • Welding current flows with pre-selected setting. Step 2 •...
  • Page 75 Welding procedure TIG welding Latched mode Figure 6-21 Selection • Select latched operating mode Step 1 • Press and hold torch trigger • Shielding gas is expelled (gas pre-flows) The arc is ignited using liftarc. • Welding current flows with pre-selected setting. Step 2 •...
  • Page 76 Welding procedure TIG welding Latched special Figure 6-22 Selection • Select latched special mode Step 1 • Press and hold torch trigger. • Shielding gas is expelled (gas pre-flows). The arc is ignited using liftarc. • Welding gas flows at pre-selected setting in start program "P ".

  • Page 77: Arc Ignition

    Welding procedure TIG welding 6.2.2 Arc ignition 6.2.2.1 Liftarc Figure 6-23 The arc ignites through contact with the workpiece: a) Carefully place the torch gas nozzle and tungsten electrode tip against the workpiece (lift arc current flows independent of the set main current) b) Angle the torch above the torch gas nozzle until the distance between electrode tip and workpiece is approx.

  • Page 78: Mma Welding

    Welding procedure MMA welding MMA welding 6.3.1 Hotstart The function hot start ensures a secure igniting of the arc and a sufficient heating to the still cold parent metal at the beginning of the welding process. The ignition takes place here with increased current (hot start current) over a certain time (hot start time).

  • Page 79: Rectifying Faults

    Rectifying faults Display machine control software version Rectifying faults All products are subject to rigorous production checks and final checks. If, despite this, something fails to work at any time, please check the product using the following flowchart. If none of the fault rectification procedures described leads to the correct functioning of the product, please inform your authorised dea- ler.

  • Page 80: Warnings

    Rectifying faults Warnings Warnings Depending on the display options of the machine display, a warning message is displayed as follows: Display type - machine control Display Graphic display two 7-segment displays one 7-segment display The cause of the warning is indicated by a corresponding warning number (see table). •...

  • Page 81: Error Messages

    Rectifying faults Error messages Error messages A welding machine error will be signalled by an error code (see table) on the control display. In the event of an error, the power unit shuts down. The display of possible error numbers depends on the machine version (interfaces/functions). •...
  • Page 82 Rectifying faults Error messages Category Error Possible cause Remedy Coolant excess Coolant is overheating (>=70°C Allow the power source to temperature / >=158°F) measured in the cool down (mains switch to coolant return line “1”) Fan blocked, dirty or defective Check fan, clean or replace Air inlet or outlet blocked Check air inlet and outlet...

  • Page 83: Resetting Jobs (Welding Tasks) To The Factory Settings

    Rectifying faults Resetting JOBs (welding tasks) to the factory settings Category Error Possible cause Remedy Incompatible A machine's software is not Inform Service software compatible. Welding moni- The actual value of a welding Observe tolerance fields; ad- parameter is outside the spe- just welding parameters cified tolerance field System com-...

  • Page 84: Appendix

    Appendix Parameter overview – setting ranges Appendix Parameter overview – setting ranges Parameter Setting range Comment MIG/MAG Gas pre-flow time Gas nominal value l/min. GFE option Start program P START WF relative Duration 0,00 - 20,0 U correction -9,9 Slope time 0,00 20,0 Main program P...

  • Page 85: Job-List

    Appendix JOB-List Parameter Setting range Comment End current time 0,00 - 20,0 Gas post-flow time 20,0 Hot start current Hot start time -10,0 Arcforce JOB-List JOB no. Processes Material Diameter [mm] GMAW standard G3Si1 / G4Si1 100% CO2 GMAW standard G3Si1 / G4Si1 100% CO2 GMAW standard...
  • Page 86 Appendix JOB-List JOB no. Processes Material Diameter [mm] Standard GMAW / pulse CrNi 19 12 3 / 1.4430 Ar-97.5 / CO2-2.5 (M12) Standard GMAW / pulse CrNi 22 9 3 / 1.4462 Ar-97.5 / CO2-2.5 (M12) Standard GMAW / pulse CrNi 22 9 3 / 1.4462 Ar-97.5 / CO2-2.5 (M12) Standard GMAW / pulse...
  • Page 87 Appendix JOB-List JOB no. Processes Material Diameter [mm] Standard GMAW / pulse Al99 Ar-70 / He-30 (I3) Standard GMAW / pulse Al99 Ar-70 / He-30 (I3) Standard GMAW / pulse Al99 Ar-70 / He-30 (I3) Standard GMAW / pulse Al99 Ar-70 / He-30 (I3) Standard GMAW / pulse CuSi...
  • Page 88 Appendix JOB-List JOB no. Processes Material Diameter [mm] Block 1/ JOB2 Block 1/ JOB3 Block 1/ JOB4 Block 1/ JOB5 Block 1/ JOB6 Block 1/ JOB7 Block 1/ JOB8 Block 1/ JOB9 Block 1/ JOB10 Block 2/ JOB1 Block 2/ JOB2 Block 2/ JOB3 Block 2/ JOB4 Block 2/ JOB5...
  • Page 89 Appendix JOB-List JOB no. Processes Material Diameter [mm] coldArc / coldArc puls G3Si1 / G4Si1 Ar-82 / CO2-18 (M21) coldArc Brazing AlSi Ar-100 (I1) coldArc Brazing AlSi Ar-100 (I1) coldArc Brazing ZnAl Ar-100 (I1) coldArc Brazing ZnAl Ar-100 (I1) rootArc G3Si1 / G4Si1 CO2-100 (C1) rootArc...
  • Page 90 Appendix JOB-List JOB no. Processes Material Diameter [mm] Flux cored wire rutile FCW Steel Rutile CO2-100 (C1) Flux cored wire metal High-strength steels / Ar-82 / CO2-18 (M21) Special Flux cored wire basic FCW Steel Basic Ar-82 / CO2-18 (M21) Surfacing NiCr 6617 / 2.4627 Ar-70 / He-30 (I3)
  • Page 91 Appendix JOB-List JOB no. Processes Material Diameter [mm] coldArc / coldArc puls CrNi 19 12 3 Nb / Ar-97.5 / CO2-2.5 (M12) 1.4576 coldArc / coldArc puls CrNi 19 12 3 Nb / Ar-97.5 / CO2-2.5 (M12) 1.4576 coldArc / coldArc puls CrNi 19 12 3 Nb / Ar-97.5 / CO2-2.5 (M12) 1.4576...

  • Page 92: Searching For A Dealer

    Appendix Searching for a dealer Searching for a dealer Sales & service partners www.ewm-group.com/en/specialist-dealers "More than 400 EWM sales partners worldwide" 099-00L105-EW501 07.06.2019...

This manual is also suitable for:

Expert xq 2.0 lgExpert xq 2.0 wlg

Table of Contents