Auto-Ranging Lux or FootCandles Light Meter (TM203) Datalogging

Model #: TM203
$299.99 $165.00

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Auto-Ranging Lux or FootCandles Light Meter (TM203) Datalogging
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Category Light, LUX, UV Meters

TM-203, 1 Piece Auto-Ranging Light Meter with Datalogging measures in Lux or FootCandles.


  • Measures accurately in LUX or Foot-candles.
  • Silicon photodiode lens and filter.
  • Data hold with minimum, maximum and average.
  • RS-232 data port interface.
  • Zero adjustment.
  • TM-203 or the General DLM203 1 piece Lux Meter
  • Cosine angular correction.
  • LED backlight.
  • Low battery indicator.
  • Overload indicator.
  • Complies with JIS C 1609:1993 and CNS 5119 general A class.
  • Auto power off after 5 minutes of inactivity.
  • Automatic ranging.
  • Logger stores up to 7,000 values.


  • Measuring range:
    • Lux: 20, 200, 2000, 20000, 200000
    • FC: 20, 200, 2000, 20000
  • Accuracy:
    • within 3% of the reading (tested by a standard parallel light tungsten lamp of 2856° K).
    • within 6% of the reading from other visible light sources.
  • Sensor: silicon photodiode and filter.
  • Display: 2,000 count large LCD.
  • Power supply: (1) 9v alkaline or equivalent battery.
  • Battery life: approximately 200 hours.
  • Sampling rate: 2.5 times per second.
  • Operating Temperature: 14° F to 122° F (-100° to 50° C).
    NOTE most batteries are not rated for below -4° F or above 125° F.
  • Operating humidity: 0 to 80% RH, non-condensing
  • Operating altitude: up to 6561.6' (2,000 meters).
  • Unit size: 1.5" x 2.2" x 6.8" (172 x 55 x 38 mm)
  • Weight: about 9 ounces.

Optional items:

  • RS-232 cable
  • Windows® logging software
  • Padded storage case

Same as General Tools and Mannix model DLM203 (UPC 681035420041).

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