ASTRA300
technical specifications
Measurement Scale (BTPS)
Flow range: 0-16 L/s
Volume (L): 0-10
Measurement Method
Infrared Interruption via
Digital Turbine
Dynamic flow resistance:
<1.5 cm H20/L/sec @ 14 L/sec
Precision of Measurements (BTPS)
At highest volume:
+/- 3% or 50 mL
At highest flow:
+/- 5% or 150 mL
Time related precision: .5%
Volume resolution: <6mL
Sampling frequency: 50Hz
Hardware Specifications
Storage Capacity: >1100 test
Keyboard:
Alphanumeric LCD touch screen
Communication:
USB to printer and PC, RS232
Optional:
Bluetooth to PC
Occupational Health Module
Communication port:
USB to printer
Dimensions:
5.75 x 3.25 x 4.0 in.
Power supply:
2 x 1.5DC Alkaline or NiMH batteries