Extech LT300: Light Meter

$179.99

Digital and Analog display of light in Foot-candles or Lux

Description

 

The Extech LT300 measures light level (illuminance) to 200,000 Lux (20,000 Fc). The LT300 offers a backlit display, MAX/MIN, Data Hold, Relative, Peak, and Reset features. This instrument is shipped fully tested and calibrated and, with proper use, will provide years of reliable service.

  • Relative mode indicates change in light levels
  • Peak mode capture highest reading
  • Remote light sensor on 12″ (305mm) coiled cable — expandable to 24″ (609mm)
  • Utilizes precision photo diode and color correction filter
  • Cosine and color corrected measurements
  • High accuracy of ±(5% reading + 0.5%FS)
  • MIN/MAX feature stores maximum and minimum readings
  • Data Hold freezes reading in the display
  • Large LCD display with analog bargraph
  • Backlight for readings in low light levels
  • Dimensions: 5.9 x 2.95 x 1.57” (150 x 75 x 40mm); Weight: 7oz (200g)
  • Complete with 9V battery, light sensor with protective cover, protective holster, and pouch case

Extech LT300 Light Meter is perfect for measuring low levels of light sources in places like parking lots, stairwells, and ATM machines. Complete with 9V Battery, light sensor with protective cover, protective holster, and pouch case.

Additional information

Weight 3 lbs
NIST Calibration

Specification

Ranges and Resolution
Accuracy

Lux

40.00, 400.0, 4000, 40.00k, 200.0k Lux
 ± (5% Rdg + 0.5% Full Scale)

Foot candle (Fc)

40.00, 400.0, 4000, 20.00k Fc
 ± (5% Rdg + 0.5% Full Scale)

General Specifications

Display
Multi-function 3-3/4 (3999) digit LCD with Bargraph indicator

Over Range Indication
LCD displays ‘OL’

Spectral Response
CIE photopic (CIE human eye response curve)

Spectral Accuracy
CIE V2 function

Measurement Repeatability
± 2%

Temperature Coefficient
±0.1% per °C

Sampling Rate
13.3 times per second (bargraph); 1.3 times per second (digital display)

Photo Detector
Silicon photo-diode with spectral response filter

Peak Hold
Capture light peaks to 10µS

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

Dimensions
165 x 76 x 43mm (6.5 x 3.0 x 1.7")

Weight
Approx. 403g (14.2 oz.) with battery installed

Low Battery Indication
"BATT" appears on the LCD

Power Supply
9V battery

Manufacturer Warranty

Mfr. Model #

Usually Ships

3 to 5 days

Standards

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SKU: MS-EXLT300 Category:
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