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O P E R A T O R ’ S M A N U A L
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INTRODUCTION
he Model 205 is a power source and controller for automatic orbital tube welding. It is
intended to be used only in conjunction with AMI or EXEL orbital tube weldheads.
The Model 205 power supply provides GTAW (Gas Tungsten Arc Welding) current
with pulsation controls, high frequency arc starting, purge gas controls, weldhead arc
rotation and automatic timing functions. Users need only to supply input AC power, a
regulated gas source with flow meter and the appropriate weldhead.
NOTICE
This document and the information contained herein is the property of Arc Machines, Inc. It
is proprietary and submitted and received in confidence. It shall be used only for the
purpose for which it is submitted and shall not be copied in whole or in part without the prior
express written permission of Arc Machines, Inc. The information in this document has
been carefully reviewed and is believed to be accurate. However, no responsibility is
assumed for inaccuracies.
Information and instructions in this document are subject to change and Arc Machines, Inc.
reserves the right to change specifications and data without notice.
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