The Portable Oxygen Analyzer for Welding (0-2000ppm) is designed to ensure weld integrity, prevent oxidation and meet quality standards with portable oxygen analyzer for welding, designed for accurate measurement of oxygen levels in shield gas and purge environments. Using advanced optical (opto-chemical) sensing technology, this analyzer provides fast, reliable ppm-level oxygen readings helping welders confirm proper purge conditions before and during welding operations. Not sure which analyzer is right for you? View our guide to help you decide. Benefits: Verifies oxygen levels before welding begins Monitors purge gas effectiveness in real-time Inserts sampling probe directly into purge zones Documents oxygen levels for compliance and QA Accurate and precise oxygen measurement (0-200ppm) Fast Response (