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Digital Light Level Meter 631



Order Code: 85-2437
QtyPrice
1+£49.34
3+£46.89
10+£44.59
ROHS Exempt
ROHS Exempt





 
Key Features

Data Sheets

Light Meter, 20lux to 20000lux, 20fc to 20000fc Measurement Range, 0.01lux, 0.01fc Resolution, LCD Display, 3-1/2 Digit, 1999 Display Counts, Silicon Photodiode Sensor, 500R Output Impedance, PEAK/DATA Hold Function, 4 x 1.5V AAA Battery Power Source, 0°C to +50°C Operating Temperature Range, 170mm Length, 44mm Width, 40mm Height, 220g Weight, Portability and Simplicity One-hand Operation, Measures Light in Lux & Fc, Valox Housing to withstand Accidental Drops, Attached Carrying Case, CE Approval, Applications Include Indoor, Office Environment, Labs, Environment Studies
  • Measure in both lux and fc units
  • Suitable for use in laboratories, environmental studies and office environments
  • Signal output function
  • Portable and easy to use
  • Accurate photodiode sensor
  • Quick response light sensor
  • Peak and hold function
  • CE approved

Technical Datasheet IconTechnical Specification

Technical Specification

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Display31/2 digit LCD with max. reading of 1999
OverrangeOL is displayed
Low battery indicationBattery sign is displayed
Measurement rate2.5 times per second, nominal
Operating environment0°C to 50°C (32°F to 122°F) at <70% relative humidity
Storage temperature–20°C to 60°C (–4°F to 140°F), 0 to 80% R.H (battery removed)
AccuracyAt 23°C ±5°C (73°F ±9°F), <70% relative humidity
Analog output0.1mV/counts
Battery4x AAA (supplied)
Battery life200 hours typical with carbon zinc battery
Dimensions170mm(H) x 44mm(W) x 40mm(D)
Weight220g including batteries
Photometric formulas10.764 footcandles (fc) = lux (lumens/meter²)
0.0929 lux = footcandles (lumens/foot²)
Range20lux, 200lux, 2000lux, 20.000lux,
20fc, 200fc, 2000fc, 20.000fc
Resolution0.01lux, 0.01fc
SensorSilicon photodiode
Total accuracy illuminant A (2856K)±3% rdg + 10dgts

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