Product Specification

•  O₂ measurement Range: 0 to 100%

•  Display Resolution: 0.1%

•  Accuracy and Linearity: 1% of full scale at constant temperature, relative humidity, and pressure when calibrated at full scale

•  Total Accuracy: ±3% actual oxygen level over full operating temperature range

•  Response Time: 90% of final value in approximately 15 seconds at 23 ̊C

•  No warm-up time required

•  Operating Temperature: 15 ̊C to 40 ̊C (59  ̊F to 104  ̊F)

•  Storage Temperature: -15 ̊C to 50 ̊C (5 ̊F to 122 ̊F)

•  Atmospheric Pressure: 800 to 1013 mBars

•  Humidity: 0 to 95% (non-condensing)

•  Power Requirements: Two (2) AA alkaline batteries (2 x 1.5 volts)

•  Battery Life: Approximately 5,000 hours with continuous use

•  Low Battery Indication: Battery icon displayed on LCD

•  Sensor Type: Maxtec MAX-250 Series galvanic fuel cell

•  Expected Sensor Life: MAX-250E >1,500,000 O₂ percent hours minimum (around two years with standard medical usage)

•  Dimensions: 7.3 ̋x 6.6 ̋x 5.3 ̋ (185 mm x 167 mm x 135 mm)

•  Weight: 2.54 lbs (1152 grams)

•  Drift of Measurement: < +/-1% of full scale at constant temperature, pressure and humidity.