Kemppi MasterTig 235ACDC Operating Manual
Hide thumbs
Also See for MasterTig 235ACDC:
- Operating manual (77 pages) ,
- Operating manual (85 pages) ,
- Operating manual (73 pages)
Related Manuals for Kemppi MasterTig 235ACDC
Summary of Contents for Kemppi MasterTig 235ACDC
- Page 1 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN MasterTig 235ACDC, 325DC, 335ACDC, 425DC MasterTig Cooler M © Kemppi 1920900 / 2052...
-
Page 2: Table Of Contents
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN CONTENTS 1. General 1.1 Equipment description 2. Installation 2.1 Installing mains plug 2.2 Installing control panel 2.3 Installing cooling unit 2.4 Installing particle filter (optional) 2.5 Mounting units on cart (optional) 2.6 Connecting TIG torch... - Page 3 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6. Technical data 6.1 Power source MasterTig 235ACDC 6.2 Power source MasterTig 325DC 6.3 Power source MasterTig 335ACDC 6.4 Power source MasterTig 425DC 6.5 Cooling unit MasterTig Cooler M 6.6 TIG guide tables 6.7 Welding processes and features...
-
Page 4: General
While every effort has been made to ensure that the information contained in this guide is accurate and com- plete, no liability can be accepted for any errors or omissions. Kemppi reserves the right to change the spe- cification of the product described at any time without prior notice. Do not copy, record, reproduce or transmit the contents of this guide without prior permission from Kemppi. -
Page 5: Equipment Description
Operating manual - EN 1.1 Equipment description Kemppi MasterTig 235 AC/DC, 325 DC, 335 AC/DC and 425 DC welding equipment is designed for professional industrial use, with characteristics especially suitable for welding materials like aluminum and stainless steel. The equipment con- sists of power source, control panel and cooling unit (optional). - Page 6 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN MasterTig Cooler M (optional) TIG torch Electrode holder Earth return cable and clamp Remote control (wired or wireless) Foot pedal remote control (wired or wireless) Power ON/OFF switch. Connections: External remote control connector...
-
Page 7: Installation
Only an authorized electrician is allowed to install the mains cable. Distribution network MasterTig 235ACDC: This equipment complies with IEC 61000-3-12 and can be connected to public low-voltage sys- tems. MasterTig 325DC and 335ACDC: Provided that the public low voltage short circuit power at the point of common coupling is higher than or equal to the value stated on the list below, this equipment is compliant with IEC 61000-3- 11 and IEC 61000-3-12 and can be connected to public low voltage systems. -
Page 8: Installing Mains Plug
Do not connect the machine to the mains before the installation is complete. Install the 3-phase plug according to the MasterTig power source and site requirements. In the 1-phase power source (MasterTig 235ACDC) the plug is pre-installed. Refer also to "Technical data" on page 61 for power source specific tech- nical information. -
Page 9: Installing Control Panel
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2.2 Installing control panel Tools: • Screwdriver, Torx head (T20). Connect the control panel’s cable and mount the control panel in place: >> Insert the top of the panel in the slot first, and then lower the bottom of the panel down. -
Page 10: Installing Cooling Unit
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2.3 Installing cooling unit Only an authorized electrician is allowed to install the cooling unit. Do not connect the equipment to the mains before the installation is complete. Do not attempt to move the power source with a hoist from its handle. The handle is meant for manual lifting only. - Page 11 Fill the cooling unit with cooling liquid. >> MasterTig Cooler M tank volume is 3 litres and the recommended coolant is MPG 4456 (Kemppi mixture). Avoid cooling liquid contact with skin or eyes. In case of an injury, seek for medical advice.
-
Page 12: Installing Particle Filter (Optional)
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2.4 Installing particle filter (optional) The optional particle filter is installed together with an additional filter frame as a pack. Place the filter into the filter frame Install the filter pack in front of the air inlet on the rear of the power source. -
Page 13: Mounting Units On Cart (Optional)
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2.5 Mounting units on cart (optional) There are three different transport unit options available for use with MasterTig welding equipment: undercarriage P43MT, 4 wheel cart P45MT and 2 wheel cart T25MT. Tools: •... - Page 14 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN With the 2 wheel cart (T25MT), an additional securing bracket is attached to the power source handle. Secure the bracket to the cart with the screws provided (M8x16) . © Kemppi...
-
Page 15: Connecting Tig Torch
Connect TIG torch cables and the water cooling inlet and outlet hoses to the units. Secure by turning the con- nectors clockwise. The water cooling connectors are color-coded. Tip: For Kemppi welding torches, refer also to userdoc.kemppi.com. © Kemppi 1920900 / 2052... -
Page 16: Connecting Earth Return Cable And Clamp
2.7 Connecting earth return cable and clamp Keep the work piece connected to earth to reduce the risk of injury to users or damage to electrical equipment. With the MasterTig 235ACDC and 335ACDC power sources, always connect the earth return cable to the negative (-) connector. -
Page 17: Connecting Mma Electrode Holder
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2.8 Connecting MMA electrode holder Connect the MMA electrode holder to the (+) connector on the power source. Connect the earth return cable to the (-) connector on the power source. -
Page 18: Installing Remote Control
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2.9 Installing remote control Remote controls are optional. To enable remote operation, set the Remote control mode in the control panel settings. For MTP23X and MTP33X control panels, refer to MTP23X/33X "Settings" on page 32 and for MTP35X control panel, refer to MTP35X "Settings view"... - Page 19 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Once connected, the blue LED on the left of the connection button is lit. The green LED blinks when the battery is low. To enable remote operation, select Remote mode in the control panel settings.
- Page 20 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Turn on the Wireless remote in the control panel settings. For MTP23X and MTP33X control panels, refer to MTP23X/33X "Settings" on page 32 and for MTP35X control panel, refer to MTP35X "Settings view" on page 46.
-
Page 21: Installing Gas Bottle
A suitable flow rate for argon is normally 5 – 15 l/min. If the gas flow is not correctly set, this will increase the risk of defects in the weld (weld porosity). Spark ignition becomes more difficult if the gas flow is too high. Contact your local Kemppi dealer for choosing the gas and the equipment. Gas bottle valve... -
Page 22: Installing Gas Bottle On Cart
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2.11 Installing gas bottle on cart P45MT only: Tilt the pivoting gas bottle rack down against the floor for easier gas bottle mounting. Move the gas bottle onto the rack. >> With P45MT, tilt the gas bottle back and pull the cart towards the gas bottle and push the top of the gas bottle forwards. -
Page 23: Moving Equipment By Lifting
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2.12 Moving equipment by lifting If you need to lift MasterTig welding equipment, pay special attention to the safety measures. Also follow the local reg- ulations. MasterTig welding equipment can be lifted with a mechanical hoist when the equipment is installed securely on the cart. - Page 24 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 2 wheel cart (T25MT): Ensure that the welding equipment is properly secured to the cart. Connect the hoist hook to the lifting handle on the cart. © Kemppi 1920900 / 2052...
-
Page 25: Operation
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3. OPERATION Before using the equipment, ensure that all the necessary installation actions have been completed according to your equipment setup. Welding is forbidden in places where there is an immediate fire or explosion hazard! Welding fumes may cause injury, take care of sufficient ventilation during welding! Check that there is enough space for cooling air circulation in the machine vicinity. -
Page 26: Operating Power Source
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.1 Operating power source Turn the power source ON. The power switch is located in the rear. Depending on your control panel type, wait approximately 15 seconds for the system to start up. -
Page 27: Operating Control Panels Mtp23X And Mtp33X
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.2 Operating control panels MTP23X and MTP33X MTP23X and MTP33X control panels include physical push buttons for the most common setup and adjustment features as well as a small digital display for showing the adjustment values and more in-depth settings. - Page 28 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 7. Pulse mode selection button • Selects the pulse mode or turns the pulse off: Auto / Manual / Pulse off 8. Gas test button • Flushes the gas line without ignition and welding •...
-
Page 29: Home
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Control panel parameter adjustment: • "Home" below • "Start & stop sequence" below • "Settings" on page 32. 3.2.1 Home 'Home' is the control panel work mode after the initial machine and control panel start-up. When Home is selected, the welding current can be adjusted by turning the control knob. - Page 30 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN The AC/DC function (4) is not available with the MTP23X control panel. To select and adjust Start & stop parameters: Press the Start & stop button (9) to enter the parameter settings.
- Page 31 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Hot start level Min/Max = -80 % ... +100 %, 1 % step (Default = Off), Value '0' = Hot start off Hot start time Min/Max = 0.1 s ... 9.9 s, 0.1 s step (Default = 1.2 s) This adjustment is not available when Hot start is off.
-
Page 32: Settings
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN * Auto Pulse mode has different parameter values and they cannot be adjusted. "Welding processes and features" on page 72 3.2.3 Settings The contents of the Settings menu depend on the welding process, current mode and welding mode selected. - Page 33 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN MIX TIG AC ratio 10 % ... 90 %, step 1 % (Default = 50 %) MIX TIG cycle time 0.1 s ... 1.0 s, step 0.1 s (Default = 0.6 s) MIX TIG DC level 50 % ...
- Page 34 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Balance min -99 % ... 0 % (Default = -60 %) Balance max 0 % ... 20 % (Default = 0 %) Lift TIG current 5 A ... 40 A / Auto (Default = Auto)
-
Page 35: Operating Control Panel Mtp35X
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.3 Operating control panel MTP35X Control panel MTP35X has a 7” TFT LCD display. In addition to MTP23X and MTP33X control panels' features, the MTP35X control panel includes memory channels, Weld Assist, option for more customized welding processes, assisting graphics and functions such as double pulse TIG, search arc and tail arc. -
Page 36: Home View
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN • "Memory channels view" on page 40 • "Start & stop sequence view" on page 41 • "Pulse view" on page 44 • "Current mode view" on page 45 • "Settings view" on page 46 •... -
Page 37: Weld Assist View
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Warning and notification symbols: a. Cooling unit • Green: Cooling unit is connected and running • Red: Cooling unit is connected, but there is a problem (e.g. coolant circulation is restricted) b. - Page 38 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Using Weld Assist with TIG welding Go to the Weld Assist view and select 'Start' with the control knob button (1). Select: >> The material you are about to weld: Fe (mild steel) / Ss (stainless steel) / Al (aluminum).
- Page 39 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Weld Assist automatically sets the following parameters for you: • Current mode: AC / DC- • Current: Depends on the machine used • Pulse (if used): Frequency • AC and Start & stop parameters: Set to default.
-
Page 40: Memory Channels View
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN >> The electrode diameter (1.6 ... 6 mm). >> The welding joint type: butt joint / corner joint / lap joint / fillet joint / tube joint / tube+plate joint. Confirm the Weld Assist’s recommendation for welding settings by selecting 'Apply'. -
Page 41: Start & Stop Sequence View
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN To browse through channels and select channels: Go to the Channels view. Turn the control knob (1) to switch between channels. The highlighted channel is automatically selected. To save or delete channels: Turn the control knob (1) to highlight a channel. - Page 42 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN To adjust parameters: Go to the Start & stop sequence view. Turn the control knob (1) to browse through the parameters. Select a parameter for adjusting by pressing the control knob button (1).
- Page 43 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Downslope OFF / 0.1 s ... 15.0 s (Default = 0.1 s) Tail arc OFF / 5 % ... 90 % (Default = OFF) Post gas 0.1 s ... 30.0 s / AUTO, 0.1 s step...
-
Page 44: Pulse View
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.3.5 Pulse view To adjust parameters: Go to the Pulse view. Turn the control knob (1) to browse through the parameters. Select a parameter for adjustment by pressing the control knob button (1). -
Page 45: Current Mode View
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN "Welding processes and features" on page 72 3.3.6 Current mode view To adjust parameters: Go to the Current mode view. Turn the control knob (1) to browse through the parameters. Select a parameter to be adjusted by pressing the control knob (1). -
Page 46: Settings View
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.3.7 Settings view To adjust settings: Go to the Settings view. Turn the control knob (1) to browse through the settings groups and parameters. Select a parameter to be adjusted or changed by pressing the control knob button (1). - Page 47 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Button remote channel OFF / ON (Default = OFF) control Wireless remote Pairing starts automatically when selected New pairing information replaces the old inform- ation. Pairing status is shown as the settings value.
- Page 48 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN VRD mode OFF / ON (Default = OFF) This setting can be locked so that the user cannot change it. In the equipment models where the VRD mode is locked permanently to ON (e.g. AU model), the VRD option is still visible in the settings, but it cannot be changed.
-
Page 49: Info View
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.3.8 Info view In the Info view you can see information about the equipment usage as well as software version for example. Included in the Info view: • Usage counters •... -
Page 50: Screen Saver
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.3.9 Screen saver The screen saver image shown during start-up and when the control panel has been idle for a predefined time can be changed using the screen saver tool at kemp.cc/screensaver. To make the change, you'll need the image file you are planning to use and a USB memory stick. - Page 51 Remove the USB memory stick and install the control panel back in place. Refer to "Installing control panel" on page 9 for more information. To delete a custom screen saver image from the control panel memory, or to use the Kemppi logo instead, go to "Set- tings view" on page 46.
-
Page 52: Operating Cooling Unit
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.4 Operating cooling unit Ensure there is cooling liquid in the tank and that the welding torch is connected. Press and briefly hold the cooling liquid circulation button on the cooling unit’s front. This activates a pump motor which pumps the cooling liquid into the hoses and to the welding torch. -
Page 53: Remote Control
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 3.5 Remote control For installing remote control, refer to "Installing remote control" on page 18. Hand remote control: To adjust the welding current, turn the knob on the remote control. Tip: The remote control comes equipped with a handy clip for hanging the remote onto your belt. -
Page 54: Maintenance
Do not use pressure washing devices. Service workshops Kemppi Service Workshops complete the welding system maintenance according to the Kemppi service agreement. The main aspects in the service workshop maintenance procedure are: © Kemppi... - Page 55 Checkup of the power source mains cable and plug • Repair of defective parts and replacement of defective components • Maintenance test • Test and calibration of operation and performance values when needed. Find your closest service workshop at Kemppi website. © Kemppi 1920900 / 2052...
-
Page 56: Disposal
The owner of the equip- ment is obliged to deliver a decommissioned unit to a regional collection center, as per the instructions of local author- ities or a Kemppi representative. By applying these European Directives you improve the environment and human health. -
Page 57: Troubleshooting
The circulation must be at least 0.5 l/min. • Make sure you are using original Kemppi consumable and spare parts. Incorrect spare part materials may also cause overheating. •... - Page 58 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN • Check that the welding torch is not overheating. • Check that the earth return clamp is properly attached to a clean surface of the workpiece. © Kemppi 1920900 / 2052...
-
Page 59: Error Codes
Power source Power source calibration has been lost. Restart the power source. If problem persists, contact not calibrated Kemppi service. Note: The equipment operation is lim- ited when this error occurs. Too low mains Voltage in mains network is too low. - Page 60 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Internal Memory communication failed. Restart welding system. If problem persists, contact memory failure Kemppi service. © Kemppi 1920900 / 2052...
-
Page 61: Technical Data
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6. TECHNICAL DATA "Power source MasterTig 235ACDC" on the next page "Power source MasterTig 325DC" on page 64 "Power source MasterTig 335ACDC" on page 66 "Power source MasterTig 425DC" on page 68 "Cooling unit MasterTig Cooler M" on page 70 For ordering codes, see "Ordering codes"... -
Page 62: Power Source Mastertig 235Acdc
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6.1 Power source MasterTig 235ACDC 235ACDC GM MASTERTIG 235ACDC GM (VRD locked on) Feature Description Value Mains connection cable 1~, 2.5 mm 1~, 2.5 mm Mains connection voltage 1~ 50/60 Hz 110 / 220...240 V ±10 %... - Page 63 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 235ACDC GM MASTERTIG 235ACDC GM (VRD locked on) Feature Description Value External dimensions LxWxH 544 x 205 x 443 mm 544 x 205 x 443 mm Weight without accessories 19.1 kg 19.1 kg...
-
Page 64: Power Source Mastertig 325Dc
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6.2 Power source MasterTig 325DC MASTERTIG 325DC 325DC G 325DC GM Feature Description Value Mains connection cable 3~, 2.5 mm 3~, 2.5 mm 3~, 2.5 mm Mains connection voltage 3~ 50/60 Hz 380...460 V ±10 %... - Page 65 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN MASTERTIG 325DC 325DC G 325DC GM Feature Description Value Voltage supply for cooling 380...460 V 380...460 V 220...460 V unit Recommended generator 20 kVA 20 kVA 20 kVA power (min) Wireless communication Transmitter fre- 2.4 GHz Bluetooth,...
-
Page 66: Power Source Mastertig 335Acdc
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6.3 Power source MasterTig 335ACDC MASTERTIG 335ACDC 335ACDC G 335ACDC GM Feature Description Value Mains connection cable 3~, 2.5 mm 3~, 2.5 mm 3~, 2.5 mm Mains connection voltage 3~ 50/60 Hz 380...460 V ±10 %... - Page 67 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN MASTERTIG 335ACDC 335ACDC G 335ACDC GM Feature Description Value Voltage supply for cooling 380...460 V 380...460 V 220...460 V unit Recommended generator 20 kVA 20 kVA 20 kVA power (min) Wireless communication Transmitter fre- 2.4 GHz Bluetooth,...
-
Page 68: Power Source Mastertig 425Dc
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6.4 Power source MasterTig 425DC MASTERTIG 425DC G Feature Description Value Mains connection cable 3~, 2.5 mm Mains connection voltage 3~ 50/60 Hz 380...460 V ±10 % Maximum supply current 23 … 18 A Effective supply current 16 …... - Page 69 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN MASTERTIG 425DC G Feature Description Value Wired communication type Remote Analog CAN BUS Kemppi Remote-Bus Arc striking voltage 5...11 kV Stick electrode diameters ø mm 1.6...7.0 mm TIG welding cable connection type...
-
Page 70: Cooling Unit Mastertig Cooler M
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6.5 Cooling unit MasterTig Cooler M MASTERTIG COOLER M Feature Description Value Connection voltage 50/60 Hz 220...460 V AC, 1~/3~ Maximum rated supply current 1.0 A 1max Rated cooling power at 1 l/min 0.9 kW... -
Page 71: Tig Guide Tables
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6.6 TIG guide tables The tables in this chapter are given only as a general guidance. The information provided is based solely on the use of WC20 (grey) electrode and Argon gas. -
Page 72: Welding Processes And Features
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6.7 Welding processes and features MasterTig 235, 325, 335 and 425 2T downslope cut This is a function that allows the user to end the current downslope ramp with a quick press of the torch switch. - Page 73 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Balance maximum Sets the maximum value for AC balance setting. Balance minimum Sets the minimum value for AC balance setting. Base current The lower current level of the pulse cycle. In TIG welding, its main tasks are to cool down the weld pool and to maintain the arc.
- Page 74 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Ignition current Adjusts the current level of the negative ignition sequence (TIG). Ignition mode The way in which the welding arc is ignited. In TIG welding, two ignition modes are available: High Frequency (HF) ignition and Lift TIG ignition.
- Page 75 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN MMA antifreeze A function which automatically decreases the welding current significantly when electrode is touching the workpiece. Can be used for avoiding MMA electrode getting too hot when it’s in contact with the workpiece.
- Page 76 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Pulse TIG TIG welding process, where the welding current changes between two current levels: base current and pulse current. Parameters can be set either manually or automatically. Used for optimizing the arc characteristics for desired welding applications.
- Page 77 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN welding. Trigger logic 4T Trigger operation mode of a welding torch. When you press the trigger down in 4T mode, shielding gas starts to flow but the arc won’t ignite until you release the trigger. To stop welding you press the trigger down again and then release it to extinguish the arc.
-
Page 78: Symbols Used
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 6.8 Symbols used Symbol Description Coolant output Gas input Gas output DPulse (Double pulse) Carbon arc gouging TIG HF ignition TIG Contact ignition TIG Water Cooling TIG Gas Cooling Arc break... - Page 79 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN Upslope Crater Fill with Downslope Crater Fill with Downlevel Tail arc Minilog 4T LOG 4T LOG + Minilog MicroTack welding Continuous welding Spot welding Gas test Frequency or Wavelength Base current...
- Page 80 MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN AC Square AC Optima Remote control Remote control in TIG torch Foot pedal High voltage Low voltage Common symbols used in Kemppi documentation: Symbol Description User manual CE mark EMC Class A...
-
Page 81: Ordering Codes
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 7. ORDERING CODES Equipment Description Ordering code MasterTig 235ACDC GM Power source: 230 A AC/DC, generator and multi-voltage use MT235ACDCGM Power source: 230A AC/DC, generator and multi-voltage use, VRD locked MT235ACDCGMAU MasterTig 325DC Power source: 300 A DC... -
Page 82: Accessories
MasterTig 235ACDC, 325DC, 335ACDC, 425DC Operating manual - EN 7.1 Accessories Tip: Letters with the product model names stand for: W = water-cooled, G = gas-cooled, F = flexible neck, S = S neck, N = no switch (no remote option).