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Summary of Contents for Ross RXT200EX
- Page 1 Protect yourself and others by observing all safety information, warnings, and cautions. Failure to comply with instructions could result in personal injury and/or damage to product or property. Please retain instructions for future reference! ROSSWELDING RXT200EX...
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Page 3: General Description
Ensure that these warnings are read and understood at all times. GENERAL DESCRIPTION A general multipurpose purpose MIG, TIG AND MMA welder that fill the needs of most work- shops. PRODUCT SPECIFICATION Item RXT200EX Input Voltage 230 V~ Frequency 50 Hz Phase No. - Page 4 WARNING! SAFETY INSTRUCTIONS The user of this welder is responsible for his own and the safety of others. It is most important to read, learn and respect the rules in this user guide. When using this welder, basic safety precautions, including the following, should be followed to reduce the risk of fire, electric shock and personal injury.
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Page 5: Welding Cables
SAFETY INSTRUCTIONS … cont DRESS PROPERLY Use protective gloves and fire resistant protective clothing when using the welder. Avoid exposing skin to the ultraviolet rays produced by the arc. ALWAYS USE THE WELDING MASK Under no circumstances should the welder be operated unless the welding mask is protecting the eyes and face. -
Page 6: Welding Operations
ADDITIONAL PRECAUTIONS WELDING OPERATIONS: In environments with increased risk of electric shock; In confined spaces; In the presence of flammable or explosive materials; MUST BE evaluated in advance by an “expert supervisor” and must always be carried out in the presence of other people trained to intervene in emergencies. POSITION and HANDLING Position the welding machine on a horizontal surface that is able to support the weight: otherwise (e.g. -
Page 7: Warning Symbols
WARNING! When using this welder, provide adequate ventilation or facilities for the removal of welding fumes near the arc; a systematic approach is needed in evaluating the expo- sure limits for the welding fumes, which will depend on their composition, concentration and the length of the exposure itself. -
Page 8: The Rating Plate
THE RATING PLATE The rating plate is fitted to the welder and displays the following symbols and information. Mains supply, single phase Regulatory compliance mark. A.C. 50/60Hz Welding Modes Single phase input, frequency conversion, rectifier MIG/MMA/TIG Duty Cycle Welding Current I1max Maximum Input current Welding Voltage... -
Page 9: Know Your Welder
KNOW YOUR WELDER [1] VRD Led is LIT when in safe mode. [2] Alarm LED Indicated duty cycle has been exceeded. [3] and [4] Multi function digital display. • Display depends on mode selected see [16] & [17] All Modes - While arc is struck (Welding) displays actual welding current and ARC voltage MMA &... - Page 10 Pressing and when the display shows release. The gas valve will close. • Adjust spot timer Press and hold the control until is displayed. Release immediately continues to be displayed. Rotating the knob now allows the spot time in seconds to be set. Press the knob and hold the knob again until is displayed to return.
- Page 11 [17] Welding mode display. Displays the current welding mode of operation of the welder. [18] This control has 3 functions. • In MMA and TIG modes manually sets the welding current (Left -Right). The set current is displayed at [3]. •...
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Page 12: Mig Welding
POLARITY SELECTION The correct polarity must be set for the type of welding used. When using solid wire in conjunction with weld- ing gas, connect the torch to the positive ter- minal and the earth clamp to the negative. See diagram A. - Page 13 • Unscrew the contact tip counterclockwise and remove. Check that the correct tip size is being used for the wire being fitted. • Lay the torch sheath out in a straight line so that the wire move through it easily WARNING! The following steps require applying power to the welder.
- Page 14 ALUMINIUM Aluminium MIG welding requires a much higher skill level that mild steel etc. It is best to seek ad- ditional information and or training before attempting this type of welding. Note: Before you start make sure that the quality and type of the aluminium material be welded is suitable for this type of welding.
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Page 15: Tig Welding
TIG WELDING This unit has a DC TIG function for welding alloy steels. It is not suitable for aluminium. TIG welding is a specialised procedure and it may take some time to become proficient. Further read- ing and /or training is recommended. Basic setup The TIG welding torch is connected directly to the (-)outlet of the welding... -
Page 16: Mma (Arc) Welding
MMA (ARC) WELDING WARNING ! For MMA (ARC) welding. This unit is fitted with a Voltage Reduction Device (VRD). The VRD lamp on the front panel is ILLUMINATED when operation in reduced voltage mode. Then this lamp is OFF indicates that the output voltage may not be reduced. VRD (MMA mode) The VRD is an addition safety feature which reduces the open circuit voltage at the output terminal when then the unit is not welding. -
Page 17: Thermostatic Protection
Amperage Selection Guide Rod Size Welding Current 1.6mm 40 - 50 Amps 2.0mm 50 - 75 Amps 2.5mm 75 - 105 Amps 3.2mm 105 - 135 Amps 4.0mm 135 - 190 Amps THERMOSTATIC PROTECTION This welder is automatically protected from overheating by a thermal overload cut out protector. If the transformer overheats the overload cut out protector will activate and cut off. -
Page 18: Troubleshooting Guide
TROUBLE SHOOTING GUIDE Breakdown Analysis Solutions No current output No voltage input Check the fuse and or circuit breaker Wrong Fuse or break- Replace with correct er rating rating fuse or breaker Thermal over load Allow the unit to cool lamp lit Bad wire feed Low wire feed pres-... - Page 19 NOTES...
- Page 20 PO Box 352 North Ryde BC, NSW, 1670 Inquiries phone 1800 251 338 The J.W. Ross policy is one of continuous improvement and the company reserves the right to alter designs, colours and specifications without notice. For information on all ROSS products please visit: www.rosstools.com.au...
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