Lutron Light Meter – LX-1128SD

Lutron Light Meter – LX-1128SD

The Lutron LX-1128SD is a high-precision instrument designed for dual measurement of light intensity and temperature. With capabilities to measure up to 100,000 Lux and temperatures from -50°C to 1300°C (using Type K & J thermocouples), this device is ideal for professionals in photography, industrial settings, laboratories, and horticulture. Equipped with an SD card datalogger, it allows automatic data recording and direct export to Excel — no software required.

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Key Features Lutron Light Meter – LX-1128SD

• Dual Measurement Capability

  • Measures both light intensity (in Lux or Foot Candle) and temperature (using Type K or J sensors).

  • Temperature range: -50°C to 1300°C / -58°F to 2372°F.

• High-Accuracy Light Meter

  • Supports multi-range measurement: 2,000 Lux, 20,000 Lux, and up to 100,000 Lux (Auto Range).

  • Accurate readings with resolution as fine as 1 Lux or 0.1 Ft-cd.

  • Conforms to C.I.E. standards for spectral response and cosine correction.

• Built-in SD Card Data Logger

  • Records real-time data to SD cards (1 GB to 16 GB).

  • Exports data directly to Excel without software.

  • Includes time-stamped logging for precise analysis.

  • Offers both auto sampling mode (1 to 3600 seconds) and manual recording.

• Advanced Display

  • Large LCD with green backlight for clear viewing in all lighting conditions.

  • Displays temperature and light levels simultaneously.

• Sensor Design

  • Separate light sensor for flexible, accurate positioning during measurement.

  • Designed with exclusive photo diode and color filter to ensure true-to-light accuracy.

• Flexible Sampling and Memory Features

  • Set sampling time manually or automatically.

  • Manual mode allows up to 99 saved positions.

  • Displays Max/Min values and includes data hold function to freeze readings.

• User Configuration Options

  • Set clock and timestamp (Y/M/D, H/M/S).

  • Select temperature units (°C or °F).

  • Choose thermocouple type (Type K or J).

  • Enable/disable auto power off and beep sound.

  • Configure decimal point for SD data format.

  • Includes SD card formatting function.

• Temperature Compensation

  • Automatic temperature compensation ensures accurate readings in varying environments.

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Measurement Accuracy Highlights Lutron Light Meter – LX-1128SD

• Light Measurement

  • 2,000 Lux range: ±(4% + 2 digits)

  • 20,000 Lux range: ±(4% + 2 digits)

  • 100,000 Lux range: ±(4% + 2 digits)

  • Tested using a 2856K tungsten standard light source.

• Temperature Measurement

  • Type K & J thermometers:

    • ±(0.4% + 0.5°C) from -50.0°C to 1300.0°C

    • ±(0.4% + 1.0°C) below -50.0°C

    • Equivalent accuracy in Fahrenheit.

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Ideal Applications

• Photographers & Videographers – Achieve precise lighting setups for perfect exposure.

• Lighting Designers – Ensure compliance with illumination standards.

• Horticulture Experts – Optimize light for plant growth in greenhouses or grow rooms.

• Laboratories & Industrial Use – Monitor environmental conditions in critical environments.

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Summary

The Lutron LX-1128SD is a professional-grade light and temperature measuring device, offering unmatched versatility, accuracy, and convenience. With advanced features such as an SD card datalogger, separate light sensor, Type K/J thermocouple support, and backlit LCD display, it is the perfect solution for demanding measurement tasks across a range of industries. Whether you’re in lighting design, environmental monitoring, or scientific research, this tool delivers reliable, high-precision results with minimal setup