The LT250W is a compact light meter with Bluetooth® connectivity, which allows building and maintenance professionals to view and share light intensity data directly from a mobile device using the free ExView app. With the capability to capture data, display trends, set visual and audio alarms, and create and send reports, users can gain deeper insights on workplace comfort and building health. The LT250W is part of the Extech 250W Connected Series of products that can improve your ability to evaluate problems and report on them from the field. This allows you to improve the speed and quality of decisions to address critical issues immediately.
- Products
- Test & Measurement
- Health, Safety & Environmental
- Light Meters
- Extech LT250W
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Model:
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Easy, Flexible Operation
View data on both the large backlit LCD display and from iOS® or Android™ mobile devices using the ExView app via Bluetooth.
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Standalone Capture and Display
Measure light intensity data up to 100,000 Lux (10,000 Fc), record max/min readings, and freeze the display with ‘data hold’ feature.
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Portable Collection, Analysis, and Reporting
Export .CSV data; create and send PDF reports including photos of the measurement location taken with a connected smartphone or tablet camera.
Specifications
General Specifications
- Light (Foot Candle)
- 0 to 18,571 Fc
- Light (Foot Candle) Basic Accuracy
- ±4% of reading (<9,999 Fc); ±5% of reading (≥10,000 Fc)
- Light (Foot Candle) Max Resolution
- 1 Fc (<9,999 Fc); 10 Fc (≥10,000 Fc)
- Light (Lux)
- 0 to 199,900 Lux
- Light (Lux) Basic Accuracy
- ±4% of reading (<9,999 Lux); ±5% of reading (≥10,000 Lux)
- Light (Lux) Max Resolution
- 1 Lux (<9,999 Lux); 10 Lux (≥10,000 Lux); 100 Lux (≥100,000 Lux)
- Sampling Rate
- 0.5 sec
- Wireless Connectivity
- Bluetooth® (via ExView iOS/Android mobile app)
- Wireless Transmission Range
- up to 90 m line of sight
Additional Details
- Certifications
- CE, FCC, UKCA
- Dimensions
- 6.9 × 2.1 × 1.1 in (176 × 53 × 28 mm)
- Display
- 5-digit (99999-count) backlit segment LCD display
- Operating Conditions
- 32 to 104°F (0 to 4°C),≤80% RH
- Power
- 3 × AAA (1.5V) batteries
- Warranty
- 2 years
- Weight
- 3.2 oz (90 g)
Related Documents
Export Restrictions
Export Restrictions
The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.
