Lightmeter Model CA811

The Lightmeter Model CA811 is a portable, easy-to-use instrument which features optical sensors that are designed to match the response of the human eye, making them ideal instruments for workspace analysis and planning. The ergonomically designed case, large display and intuitive function selection make this instrument the right choice for any application.
The Lightmeter Model CA811 is designed for simple one-hand operation. It provides selectable lux or footcandle units for display and features a 3 1/2 digit backlit LCD, HOLD and MAX functions.
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Model Cat. # Description List Price Quantity/Status Distributor Stock Check
CA811 2121.20 Lightmeter Model CA811 $122.00
Cat. #2121.20
DescriptionLightmeter Model CA811
List Price$122.00

Model CA811 - Cat. #2121.20: Includes rugged shockproof protective holster, (1) 9V battery and a user manual.

Range 20 lux, 200 lux, 2000 lux, 20k lux
20 fc, 200 fc, 2000 fc, 20k fc
Resolution 0.01 lux, 0.01 fc
    Type A 2856 Light Source
    Common Light Source

±5% of Reading  ± 10cts
±18% of Reading  ± 2cts
Sensor Silicon photodiode
Spectral Response CIE photopic curve
Sample Rate 2.5 times per second, nominal
MAX Function Yes
Display 3½ digit backlit LCD, 2000 count
Power Source 9V alkaline battery (included)
Battery Life 200 hours
Low Battery Indication Yes
Dimensions 6.81 x 2.38 x 1.5” (173 x 60.5 x 38mm)
Weight Approximately 7.55oz (214g) including battery
Operation Temperature    32 to 122°F (0° to 50°C)
Storage Temperature    -4 to 140°F (-20° to 60°C)
Safety Compliance EN 61010-1 (1995-A2)
Pollution Degree 2
Safety Rating 24V CAT III

User Manuals



Application Notes

Technical Bulletins


Office Lighting

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