extech

Extech EN300: 5-in-1 Environmental Meter

Description

Features:
• Large dual LCD simultaneous display of Temperature and Air Velocity or Relative Humidity
• Characters on display reverse direction depending on Hygro-Thermo-Anemometer or Light-Sound Mode
• Data Hold and Min/Max functions
• Built-in low friction vane wheel improves accuracy of air velocity, precision thin-film capacitance humidity sensor for fast response, and thermistor for ambient temperature measurements
• Type K input measures temperature up 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
• Auto power off 10 minutes after last key is pressed with disable feature; Low Battery and overrange indication
• Tripod mount (Optional TR100 tripod)
• PC interface with optional Data Acquisition Software 407001
• Complete with built-in sensors, Vane wheel, windscreen, Type K thermocouple probe, pouch case, and six 1.5V AAA batteries

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)    

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