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The Extech EN300 is the ideal 5 in 1 instrument for HVAC technicians. It measures light, sound, air velocity, temperature, and humidity all in one hand held instrument.
Measurements | Range | Resolution | Basic Accuracy |
Air Velocity ft/min m/s km/h MPH knots |
80 to 5910 ft/min 0.4 to 30m/s 1.4 to 108km/h 0.9 to 67MPH 0.8 to 58.3 knots |
1ft/min 0.1m/s 0.1km/h 0.1MPH 0.1knots |
±3% FS ±3% FS ±3% FS ±3% FS ±3% FS |
Light Foot Candles Lux |
0 to 1860Fc 0 to 20,000Lux |
0.1Fc 1Lux |
±(5% rdg + 8d) ±(5% rdg + 8d) |
Relative Humidity | 10 to 95%RH | 0.1%RH | ±4%RH of rdg |
Temperature Thermistor Type K |
32 to 122°F (0 to 50°C) -148 to 2372°F (-100 to 1300°C) |
0.1° 0.1 |
±2.5°F/1.2°C ±(1%+2°F1°C/) of rdg |
Sound dB Frequency Weighting/Response |
35 to 130dB 31.5 to 8,000Hz A weighting/fast response |
0.1dB |
±1.4dB
|
Power | 6 x AAA batteries | ||
Dimensions Meter: | 9.8 x 2.8 x 1.3" (248 x 70 x 34mm); Vane: 1.2" (31mm) | ||
Weight | 11.8oz (335g) |