Guangzhou Amittari Instruments Co., Ltd  

Application Widely used in data collection for boiler, refrigeration industry, ventilation duct, environment monitor, navigation measurement, weather forecast, collection of the weather datum for outdoor busywork and fire department. Features * measurement unit can be selected according to different requirements.* Maximum value data hold function.* DATA HOLD function for storing 24 groups of datas.* Low-friction ball-bearing design allows free vane movement. * Separate type design,convenient to measure.* Wide applications: use to check air conditioning & heating systems , measure air velocities, wind speeds,temperature etc.* Auto power shut off.* Use USB data output and RS-232 data output with connection PC.* Provide Bluetooth ™ data output choice. General Specifications Measurement unit Air Flow:CMM(m3/min) CFM(ft3/min) Beaufort scale:Force Wave Height:m TEMP:℃&℉ Data hold Maximum Value Data memorized 24 groups Sampling rate reading per second approx Sensors Air velocity/flow sensor: Conventional angled vane arms with low-friction ball bearing Temperature sensor: Precision thermistor Automatic Power off 0-9 minutes set by users Operating Temperature -10℃ - 60℃(14℉ ~ 140℉) Operating Humidity Max. 80% RH Power Supply 4x1.5AAA size Dimensions Main Unit：140x70x30mm Impeller：Diameter72mm Weight 195g，Including Sensor 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 (kilometers/hour) 1.4~162.0 0.1 km/hr ±(2%+0.1km/h) ft/min (feet per minute) 80~8860 0.1 ft/min ±(2%+1ft/min) knots (nautical MPH) 0.8~88.0 0.1knots ±(2%+0.1nots) Air Flow CMM (cubic meters/min) 0~9999 0.001~1 ±(2%+1m³/min) CFM (cubic ft/min) 0~9999 0.001~1 ±(2%+1ft³/min) Beaufort Scale 0~12 0.1 ±0.5 Wave Height(meters) 0~14 0.1 ±0.1 Air Temperature 32~140 ℉ 0.1 ℉ 0.9 ℉ 0~60 ℃ 0.1 ℃ 0.5 ℃ Buying Guide When you choose the model number of Amittari instrument, the default is standard delivery. If you need other optional accessories, please tell our customer -service worker. The following three items are basic optional accessories choices Standard Accessories+USB data output Standard Accessories+Bluetooth data output Bluetooth Accessories Amittari instruments generally can be supplied with Bluetooth data output function ( except few instruments ) . As Bluetooth data output is included in optional accessories, not standard delivery,it needs to be indicated when choose 10 meters to 100 meters distance can be chosen.Please kindly contact with the customer-service worker if you need Bluetooth data output.