Extech EN300 5 in 1 Environmental Meter


Extech EN300 5 in 1 Environmental Meter is a precise instrument for measuring Air velocity, Light, Sound, Temperature and Relative humidity with built-in sensors like Vane wheel, windscreen, Type K, Thermocouple probe in addition to pouch case, and six 1.5 V AAA batteries.

Applications: Factories, Schools, Offices, Greenhouse monitoring, Building Commissioning, Ventilation System etc

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100 in stock

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Product Description

Extech EN300 5 in 1 Environmental Meter is an all in one meter with a Large dual LCD which display Temperature, Air Velocity or Relative Humidity simultaneously. The EN300 has a built-in low friction vane wheel that improves accuracy of air velocity in ft/min, MPH, m/s, km/h, and Knots. It also has a built-in precision thin-film capacitance humidity sensor for fast response and thermistor for ambient temperature measurements.

Features Of Extech EN300 5 in 1 Environmental Meter:

  • Data Hold to freeze the displayed value
  • Records Min/Max readings
  • Type K input measures temperature to 2372° (1300°C)
  • Utilizes precision photo diode and correction filter for Cosine and color corrected light measurements
  • Sound Level measurement meets IEC 61672 class 2 using A frequency weighting and fast response time
  • Defaults to last function when powered off
  • Auto power off 10 minutes after last key is pressed with disable feature
  • Low Battery and over range indication.

Additional Information

Weight 0.400 kg
Model No
Measuring Parameters Air Velocity, Light, Relative Humidity, Sound, Temperature
Selectable Units Air Velocity: ft/min, m/s, km/h, MPH, knots, Light: Foot Candles, Lux, Temperature: °F, °C
Air Velocity Range 0.4 to 30 m/s
Light Measuring Range 0 to 20,000Lux
Resolution_2 1 Lux
Accuracy_2 ±(5% rdg + 8digits)
Sound Measuring Range 35 to 130dB
Resolution_5 0.1dB
Accuracy_5 ±1.4dB
Temperature Range ,
Resolution_4 0.1°F/°C
Accuracy_4 Thermistor: ±2.5°F/1.2°C, Type K: ±(1%+2°F1°C/) of rdg
Relative Humidity Range
Resolution_3 0.1%RH
Accuracy_3 ±4%RH of rdg
Data Output
Operating Temperature
Operating Humidity
Power Consumption
Power Supply

DS_Extech EN300 Environment Meter_Ver1.0


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