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Summary of Contents for REED R8140
- Page 1 INSTR R8140 Model LED Light Meter INSTR Instruction Manual reedinstruments REED-Direct.com nfo@REED-Direct.com 1.888.610.7664...
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Page 2: Table Of Contents
Max/Min Button ..................7 Measurement Range Selection ..............7 Unit of Measure Selection ................ 7 Selecting the Appropriate Light Setting ............ 8 Characteristics of Sensor Spectrum Response ......... 8 Battery Replacement .................. 9 Maintenance and Care ................9 reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664... -
Page 3: Features
Features • Measures ambient light levels of white, red, yellow, green and blue LED light and visible light in Foot-candles or Lux • Large, backlit LCD display • Detachable and rotatable light sensor • Min/Max and data hold functions • Cosine and color corrected measurements • User adjustable parameter for specialized light sources • Low battery indicator and auto shut off • Includes battery, sensor cover, and hard carrying case Applications • OSHA work environment compliance • Cinematography and photography applications • Museum exhibits • Lighting system installation • Environmental monitoring • Interior design projects • Industrial applications reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664... -
Page 4: Specifications
Fluorescent Lamp, Incandescent Angle deviation from cosine characteristics: 10°± 1% 30°± 2% 60°± 5% 80°± 20% Autoranging: Yes (Auto and Manual) Display: 6-digit LCD Backlit Display: Data Hold: Min: Max: Overrange Indicator: Auto Shut-off: Yes (after 30 mins) Low Battery Indicator: Power Supply: 2 x AA batteries Battery Life: Approx. 80 hours Product Certifications: CE, RoHS Operating Temperature: 32 to 104°F (0 to 40°C) Storage Temperature: 14 to 122°F (-10 to 50°C) Operating Humidity Range: 0-80% Dimensions: 6.7 x 2.5 x 1.5” (169 x 63 x 37mm) Weight: 7.4 oz (210g) reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664... -
Page 5: Instrument Description
Instrument Description 1. Lens cover 7. Max/Min button 2. Light sensor 8. Range selector button 3. LCD display 9. Fc/Lx selector button 4. Power button 10. Battery cover 5. Backlight (Power) button 11. Set button 6. HOLD button Display Description reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664... -
Page 6: Operating Instructions
Adjustable Probe Depending on the application, the light probe can be adjusted or removed from the meter. Power Button Push this button to turn on the meter. Push and hold this button for 3 seconds to turn the meter off. The unit will automatically turn itself off after 30 minutes of inactivity. To disable the automatic power off function, turn the meter off, push and hold the “ ” button, then push the POWER button to turn the meter on. The “ ” will disappear from the LCD confirming this setting. continued ... reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664... -
Page 7: Backlight (Power) Button
Backlight (Power) Button Push this button to turn the LCD backlight ON and OFF. The backlight will automatically turn off after 30 seconds in order to preserve battery power. HOLD Button The user may hold the current reading on the LCD display by pressing the “ ” button. A user may press the button again to resume normal operating mode. Max/Min Button By pushing this button, the user may swap between maximum, minimum and current reading. Push and hold this key for 3 seconds to exit MAX/ MIN mode and return to normal operating mode. Measurement Range Selection The user may use this button to select the preferred measuring range. The available ranges are: AUTO, 200, 2000, 20000, 200000 lx / AUTO, 20, 200, 2000, 20000 fc. Unit of Measure Selection Press this button to toggle between Foot Candle and Lux unit of measurement. continued ... reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664... -
Page 8: Selecting The Appropriate Light Setting
The user can set his correction factor if a high precision light meter with “ V( ) ” < 3% is available. Choose one of the following settings based on your light source: L0: Standard incandescent light source L1: LED white daylight (5000K) L2: LED AMBER (YELLOW) light (3000K) L3: LED GREEN light L4: LED RED light L5: LED BLUE light L6: Warm White Fluorescent Lamp (2700K) L7: Cold White Fluorescent Lamp (6500K) L8: user setup mode Characteristics of Sensor Spectrum Response reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664... -
Page 9: Battery Replacement
Battery Replacement When battery indicator displays a low battery, the user should replace the battery. The battery cover can be opened with a philips screw driver and two AA type batteries should be replaced. Maintenance and Care • Repairs or servicing not covered in this manual should only be performed by qualified personal. • Periodically wipe the meter with a dry cloth. Do not use abrasives or solvents on this instrument. For service on this or any other REED product or information on other REED products, contact REED Instruments at info@reedinstruments.com. reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664... - Page 10 Notes _________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ ________________________________________________ reedinstruments INSTRUMENTS REED-Direct.com nfo@REED-Direct.com 1.888.610.7664...
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