ERT AM3 - Technical Data

Page 36/40 Version 02.01 • Date 19JAN2017
10. Technical Data
Principle: Determination of respiratory ow and volume via
exchangeable infrared rotary ow sensor.
Range: Flow
Volume
0 - 840 L/min
0.5 - 8 L
Accuracy: Flow
Volume
± 5 % or ± 20 L/min
± 3 % or ± 0.05 L
Storage capacity: 1200 measurements, 400 sets of questionnaires
(max. 20 questions each)
Power supply: Built-in rechargeable lithium-ion battery 3.7 V, 1700 mAh
Battery will last under standard operating conditions for
about 40 days.
Full charging: 2 h
Cycle life: 80% of rated capacity after 300 cycles
60% of rated capacity after 500 cycles
Dimensions: Length x width x height
Weight
112 x 82 x 37 mm
150 g (battery included)
Ambient conditions: Temperature
Relative humidity
Barometric pressure
+10 °C to +40 °C
15 % to 95 %, not condensing
700 to 1060 hPa
Transport and storage
conditions:
Temperature
Relative humidity
Barometric pressure
-20 °C to +50 °C
15 % to 95 %, not condensing
600 to 1200 hPa
Moisture protection: IP 22
Medical classication: Active Medical Device Class IIa