cal-LIGHT400 Calibrated Lightmeter

Product catalog summary

Overview: The cal-LIGHT 400 is a calibrated precision lightmeter designed to measure light levels accurately, ensuring energy efficiency and safety in various environments such as classrooms, offices, and parking lots. It is user-friendly with a simple operation: Point, Click, Done.

Key Features:

Silicon photodiode sensor corrected to mimic human eye perception.
Certified calibration recognized by the American National Institute of Standards and Technology.
Price: $395, including calibration certificate, instructions, stand, carrying case, and battery.

Target Users: Maintenance personnel, health/safety professionals, facility managers, contractors, developers, engineers, lighting specifiers, designers, architects, and law enforcement agencies.

Applications: Suitable for use in schools, offices, parking lots, stairways, libraries, warehouses, museums, stadiums, highways, and more.

Specifications:

Measuring Range: 0.1 fc or lux to 40,000 fc or lux with auto-ranging.
Units: User-selectable between fc or lux.
Accuracy: Intensity linearity at 2%, photopic better than 1.0% of CIE curve, cosine error less than ±1.0% up to an incident angle of ±85°, overall accuracy ±5% of displayed value.
Calibration: Traceable to NIST and NRC National Standards, matching CIE standard observer curve within 1%.
Display: 10 mm high LCD with optional illumination.
Battery: 9V alkaline, 300 hours life in ON position, 4 years in OFF position.
Temperature Range: Operating 32°F to 130°F (0°C to 55°C), Storage -4°F to 160°F (-20°C to 70°C).
Dimensions: 5.5 x 2.3 x 1.0 inches (141 x 59 x 25 mm), Weight: 5.3 oz (150 g).

Warranty: 12-month warranty against defects in material and workmanship, with calibration compliance guaranteed for six months. Excludes damage from misuse or incorrect power supply.

Additional Information: Each unit is individually calibrated and comes with a certificate ensuring traceability to national standards. The device features a large LCD display, ergonomic design, and a sliding coverplate for easy access to the battery and unit selection switch.

cal-LIGHT400 Calibrated Lightmeter

cal-LIGHT400 Calibrated Lightmeter

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