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8.0 SPECIFICATIONS
8.1 Analyzer Specifications
Measurement Range:....................................................0-100%
Resolution:.............................................................. 0.1%
Accuracy and Linearity: ..................1% of full scale at constant temperature, R.H. 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
MAX-250E 15 seconds at 23˚C
Warm-up Time: ................................................... None required
Operating Temperature: .....................................15˚C - 40˚C (59˚F - 104˚F)
Storage Temperature:.......................................-15˚C - 50˚C (5˚F - 122˚F)
Atmospheric Pressure:............................................ 800-1013 mBars
Humidity:................................................0-95% (non-condensing)
Power Requirements:..............................2, AA Alkaline batteries (2 x 1.5 Volts)
Battery Life: ..............................approximately 5000 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 O
2
percent hours minimum
(2-years in typical medical applications)
Dimensions:...............................7.3 x 6.6 x 5.3 (185mm x 167mm x 135mm)
Weight: .......................................................2.54 lbs (1.15kg)
Drift of Measurement: .....< +/-1% of full scale at constant temperature, pressure and humidity
8.2 Oxygen Diluter Specifications
Flow: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-55 LPM adjustable
Flow Accuracy:
FiO
2
Range:.........................................................32%-100%
Oxygen inlet supply pressure:............................................45-55 psig
Oxygen inlet filter (internal): . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45-90 micron pore size
Ambient air inlet filter: ........................................Single patient use filter
(see section 2.5 for appropriate filter details)
Nominal (LPM) Accuracy
10
40
50
20
30
±33%
±11%
±11%
±18%
±15%
60 ±9%
Optiflow Operating
Range
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