USB Data Logging Light Meter

SKU: ALX-8809A


This data logging light meter has a USB interface with a wide measuring range up to 400,000 Lux. It has a logging capacity of 16,000 readings and is ideal for environmental monitoring, health & safety checks, and industrial applications.

  • Measures Lux or Footcandles (FC) over 4 ranges
  • Silicon photo diode sensor and spectral response filter
  • Fully cosine corrected lens
  • Sensor connected to the instrument by 1 metre cable
  • 58mm LCD display with 41 segment bargraph and function indicators
  • Sampling rate of 1.5 times per second
  • Data hold, peak hold and min/max memory
  • Memory stores 99 readings which can be displayed on the instrument
  • Relative reading from user set value
  • Auto zero and over range indication
  • Auto power off after 15 minutes of no activity – can be user disabled
  • Low battery indication
  • Second battery backs up Eprom during main battery change
  • Data logger records over 16,000 readings with sampling rates and time set up by the user
  • USB interface for download of readings to PC or laptop
  • Supplied with hard carry case, software and USB cable, protective lens cap and battery
  • 2 year warranty

Technical Specification

Range 40/400/4,000/40,000/400,000 Lux
40/400/4,000/40,000 FC
Resolution 0.01/0.1/1/10/100 Lux
0.01/0.1/1/10 FC
Accuracy ±3% of reading ±0.5% full scale below 10,000 Lux
±4% of reading ±10 digits above 10,000 Lux
Power 1 x 9V PP3 Alkaline Battery (LR-61)
Dimensions 203 x 75 x 50mm
Weight 390g

Calibration Options

A calibration service can be purchased for this unit. Once the Service has been performed a certificate of calibration is produced and dispatched with your order. Calibration Services are performed on receipt of your order and as such will delay shipping. Details and options are outlined below.

Traceable Calibration (Light) Price
Issued at 5 points: 20, 100, 1000, 3000 & 5000 Lux
Additional points: From 20 to 10,000 Lux
£22.00 per point
Traceable certification is adequate for most applications and meets the calibration requirements of ISO 9001. All measurements contained in this type of certification are traceable back to National UKAS Standards.

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