2.1 General Specifications
Display 0.5" (13 mm) 4-digit LCD
Measurement units Air Velocity: m/s, km/h, ft/min, knots
Air Flow: CMM (m3/min);
CFM (ft3/min)
Beaufort Scale: Force
Wave Height: m
Direction: °from the North direction
Temp: °C & °F
Data hold Maximum Value
Data memorized 24 groups
Sampling rate reading per second approx
Sensors Air velocity/flow sensor:
3-cup probe
Direction probe: Low friction probe
Temperature sensor:
Precision thermistor
Automatic Power off 0-9 minutes set by users
Data Output RS 232 C serial interface
Operating Temperature 14°F to 140°F (-10°C to 60°C)
Operating Humidity Max. 80% RH
Power Supply 4x1.5AAA size
Weight 260g (0.57lb) including batteries & probe
Dimensions Main instrument: 156x67x28mm
(6.1x2.6x1.1")
Velocity sensor: 65x65x115mm
Direction sensor: 86x69x115mm
Optional Accessories Cable+Software for RS232C or USB
2.2 Range Specifications
Air Velocity Range Resolution Accuracy
m/s (meters per sec) 0.4-45.0 0.1 m/s ± (2%+0.1m/s)
km/h (kilo-meters/hour) 1.4-162.0 0.1 km/hr ±(2% +0.1km/hr)
ft/min (feet per minute) 80-8860 0.1 ft/min ±(2% + 1ft/min)
knots (nautical MPH) 0.8-88.0 0.1 knots ±(2% +0.1 nots)
Air Flow
CMM (cubic meters/min) 0-9999 0.001 to1 ±(2% +1m3/min)
CFM (cubic ft/min) 0-9999 0.001 to1 ±(2% +1ft3/min)
Beaufort Scale 0-12 0.1 ±0.5
Direction 0-360° 22.5° ±22.5°
Wave Height 0-14 0.1 ±0.1
Air Temperature 14 - 140℉ 0.1 ℉ 0.9 ℉
-10-60 ℃ 0.1 ℃ 0.5 ℃2.1 General Specifications
