Lightmeter Models CA811 & CA813 The Lightmeter Models CA811 and CA813 are portable, easy-to-use instruments which feature 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 these instruments the right choice for any application. The Lightmeter Models CA811 and CA813 are designed for simple onehand operation. They provide selectable lux or footcandle units for display and feature a 312 digit backlit LCD digital display and a HOLD function. The Model CA811 offers a MAX function, while the Model CA813 offers a PEAK function and a broader light response. • Removable protective sensor cover • Includes rugged, shockproof, protective, dirt resistant holster Applications • Testing for OSHA compliance in workplace, cleanroom and industrial settings • Ambient testing for light-sensitive displays and archives in museums and art galleries Models CA811 & CA813 (pdf) Rev. 04 01/04 Technical Assistance (800) 343-1391 www.aemc.com 1 of 3 Features • Easy one-hand operation • Designed to measure a wide range of lighting types • Removable sensor for remote reading • Measures in footcandles (fc) or lux • Cosine corrected • HOLD function • PEAK function (Model CA813) • MAX function (Model CA811) • CIE photoptic (human eye) response • 2000-count backlit LCD • Lightweight and compact es

Models CA811 & CA813 (pdf) Rev. 04 01/04 Technical Assistance (800) 343-1391 www.aemc.com 2 of 3 MODEL CA811 *CA813* MEASUREMENTS Range 20fc, 200fc, 2000fc, 20kfc 20fc, 200fc, 2000fc, 20kfc 20lux, 200lux, 2000lux, 20lux, 200lux, 2000lux, 20klux, 20klux, 200klux Display Resolution 0.01fc or 0.01lux 0.01fc or 0.01lux Sensor Silicon photodiode Silicon photodiode Spectral Response CIE Photopic Cur ve CIE Photopic Curve Accuracy for 2856K Light Source ± 3% ± 10cts ± 3% ± 10cts Accuracy for Common Light Sources ± 18% ± 2cts ± 11% ± 2cts Display Refresh Rate 2.5 times per second, nominal MECHANICAL...

Models CA811 & CA813 (pdf) Rev. 04 01/04 Technical Assistance (800) 343-1391 www.aemc.com 3 of 3 Contact Us United States & Canada: Chauvin Arnoux®, Inc. d.b.a. AEMC® Instruments 200 Foxborough Blvd. Foxborough, MA 02035 USA (508) 698-2115 • Fax (508) 698-2118 www.aemc.com Customer Support - for placing an order, obtaining price & delivery: [email protected] Sales Department – for general sales information: [email protected] Repair and Calibration Service - for information on repair & calibration, obtaining a user manual: [email protected] Technical and Product Application Support –for technical...