Teledyne Analytical Instruments 3350 details:
The Model 3350 accurately measures the concentration of oxygen in control rooms, closed atmospheres, critical breathing circuits and other applications that require the fail-safe monitoring of breathable, ambient air. It is a microprocessor-based oxygen alarm monitor for real-time measurement of the oxygen content of the atmosphere surrounding the sensor as well as shoulders the burden of personal safety with the quality and reliability offered by the Teledyne name.
