Teledyne Analytical Instruments 3020M details:
Teledyne’s Model 3020M Paramagnetic Percent
Oxygen Analyzer is a versatile, microprocessor based
instrument specifically designed to detect oxygen in a
variety of gases. The 3020M is a precise, cost effective
instrument capable of measuring percent oxygen in as low
as the 0-1% range. Drawing on the solid performance of
Teledyne?s highly successful 3000 series control platform,
the 3020M provides the user with a wide variety of features
and options to satisfy virtually any application.