Extech EA31 EasyView Light Meter with NIST

Item #:

EXT-EA31-NIST

Brand:

Extech

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EA31 EasyView™ Light Meter with NIST by Extech

Compact and rugged design features large display
Multiple wide measuring ranges: Model EA30 - 40,000Fc in 4 ranges and 400,000Lux in 5 ranges; Model EA31 - 20,000Fc in 4 ranges and 20,000Lux in 4 ranges
Data hold freezes reading on display
MIN/MAX readings
Cosine and color corrected measurements
Low battery and overrange indication
Auto power off to save battery life
Utilizes precision silicon photodiode sensor with 3ft coiled cable for easy storage
Complete with built-in stand, remote sensor with protective cover, protective rubber holster, and 6 AAA batteries

General Specifications

Display	3-1/2 digit, 2000 count LCD
Over range indication	LCD displays 'OL'
Spectral response	CIE photopic (CIE human eye response curve), Cosine corrected
Spectral accuracy	CIE V function (f’₁, 6%)
Measurement Repeatability	±2%
Calibration	Calibrated to a standard incandescent lamp at color temperature 2856°K
Temperature coefficient	±0.1% per °C
Sampling rate	2.5 times per second
Photo detector	Silicon photo-diode and spectral response filter
Operating conditions	Temperature: 0 to 40°C (32 to 104°F); Humidity: < 80%RH
Storage conditions	Temperature: (-10 to 50°C (14 to 140°F); Humidity: < 80%RH
Meter Dimensions	150 x 72 x 35mm (5.91 x 2.8 x 1.4")
Weight	Approx. 320g (11.3 oz) with battery
Photo Detector Dimensions	92 x 60 x 29mm (3.62 x 2.36 x 1.14")
Detector cable length	91cm (3') approximately
Low battery indication	"BT" appears on the LCD
Power supply	6 ‘AAA’ cells; Battery life approx 400 hours

Range Specifications

$274.99