Extech HD-300 Anemometer HD300 Ficha De Dados

HD300-EU   V2.0   4/08 

11 

Display  

 

Dual Display Multi-function LCD with 9999 counts 

Measurements 

 

Air Velocity: m/s, km/h, ft/min, knots, mph; 

Air Flow: CMM (m

/min) and CFM (ft

/min); 

Air Temperature (through vane) and Surface Temperature 
(using the IR thermometer function): °C and °F 

Data Hold 

 

Freezes displayed reading 

Sampling rate 

 

1 reading per second 

Sensors 

Air velocity/Air flow sensor: Conventional angled vane arms 
with low-friction ball bearing. Air temperature sensor: Precision 
thermistor (built into the vane assembly); Surface temperature 
via non-contact IR sensor. 

IR Distance to Spot ratio 

30:1 

IR Spectral response 

6 to 14µm  

IR Emissivity 

0.95 fixed 

MIN-MAX-AVG 

Record and Recall lowest, highest, and average readings 

Auto Power OFF 

Automatic shut off after 15 minutes (can be disengaged) 

PC Interface 

USB PC Communication with supplied software and cable for 
data acquisition 

Over range indication 

Dashes appears on the LCD 

Low battery indication 

Battery symbol appears on the LCD 

Power supply 

 

9V Battery 

Operating conditions 

Meter: 0 to 50

o

C (32 to 122

o

F); 80% RH max. 

 

 

 

Sensor: 0 to 60

o

C (32 to 140

o

F) 

Dimensions / Weight 

Main instrument: 8.0 x 3.0 x1.9" (203 x 75 x 50mm) 

Sensor head: 2.8” (72mm) diameter 

Weight  

 

9.8 oz. (280g)