Parameter	MetaCheck Specifications
Power Requirements	External 12 Volt power supply to device, less than 1.5 Amps.
Barometric Pressure Sensor
Accuracy	±4 mmHg
Resolution	1 mmHg
Minimum/Max range	500 to 800 mmHg
Temperature Sensor
Accuracy	± 1ºC
Resolution	0.1 ºC
Minimum/Max range	10 to 40 ºC
Relative Humidity Sensor
Accuracy	± 10% RH
Resolution	1 % RH
Minimum/Max range	10 to 90 % RH
Oxygen Sensor
Type	Galvanic Fuel Cell
Accuracy	± 0.2 % 02
Resolution	0.01 % 02
Minimum/Max range	0 to 30% 02
Nominal Sensor Life	> 30 months
Air Flow Sensor
Type	Fixed-orifice Differential Pressure Pneumotach
Accuracy	± 2% of reading
Resolution	10 ml/sec (0.01 LPM)
Minimum/Max range	-40 to 150 LPM (-600 to 2500 ml/sec)
Breathing Rate	5 to 40 breaths/minute
Tidal Volume	200 to 3000 ml
Oxygen Consumption Calculation
Range	<70 to >720 ml/min 02
Resolution	1 ml/min 02
Metabolic Rate Calculation
Calculation Method	Weir equation with assumed RQ=0.83
Range	500 to > 5,000 kcal/day
Resolution	7 kcal/day
Measurement Time	7 Minutes typical
Physical Dimensions
Size	20 x 30 x 10
Weight	5.75 Lbs (2.6 kg.)
Measurement Conditions
Temperature Range	15 to 30 ºC
Elevation Range	-30 to 3040 meters, (-100 to 10,000 ft.)
Barometric Pressure Range	525 to 780 mmHg
Relative Humidity Range	10 to 88% RH Non-condensing
Storage Conditions
Temperature Range	-20 to 60 ºC
Barometric Pressure      Range	140 to 1000 mmHg
Relative Humidity Range	0 to 100% RH Non-condensing
Korr Product Number QuickStart	9FG0056