Teledyne MD-300 Oxygen Analyzer ... Discontinued Model, No Longer Avalaible Envetec M202 or want to make some

or want to make some inexpensive

How to make inexpensive accessories

used with proprietary electrolyte formulation compatible with gas mixture containing CO2

Stainless Steel CAM Buckle used with cam straps

Teledyne MD-300 Oxygen Analyzer ... Discontinued Model, No Longer Avalaible Envetec M202 or want to make someFeatures Battery charge indicatorMicroprocessor controlled Large, easy to read, 3 1 2 digit LCD display with backlighting Auto calibration and Auto diagnostics Two fully adjustable alarms Up Down alarm set point controls Alarm test, alarm silence and alarm off function Battery function & strength indicator ~2000 operation hours on three AA batteries 0 1 VDC or RS 232 digital output port Sensor fail disconnect alarm Long life R 17S oxygen sensor