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Unit of Measure Selection

Press the 

fc/lx

 button to toggle between Foot Candles and Lux units of 

measurement. Refer to 

"Selecting the Appropriate Light Setting"

 section 

for information on the meter's pre-set correction settings according to the 
light source under test.

Note:

 1fc=10.76lx

Measurement Range Selection

Press the 

RANGE

 button to select the preferred measuring range. The 

available ranges are: AUTO, 200, 2000, 20000, 200000 lx / AUTO, 20, 200, 
2000, 20000 fc.

Data Hold

1.  While taking a measurement, press the 

HOLD

 button to freeze the 

current readings on the display. 

2.  While in this mode a "HOLD" symbol will appear.
3.  Press the button again to resume normal operation. 

MIN/MAX

1.  Press the 

MIN/MAX

 button to enter the MIN/MAX function. 

2.  The "MAX" indicator will appear on the display.
3.  Under this function the maximum light value is displayed and 

updated when a new maximum data value has been taken. 

4.  Press the 

MIN/MAX

 button again and the "MIN" indicator will appear 

on the display.

5.  Under this function the minimum light value is displayed and updated 

when a new minimum data value has been taken.

6.  Press the 

MIN/MAX

 button a third time and both the "MIN & MAX" 

indicators will blink continuously.

7.  Under this function the maximum & minimum values will continue to 

be updated in the memory while displaying the current light value.

8.  To exit the MIN/MAX function, press and hold the 

MIN/MAX

 button 

for three seconds.

continued...

1.800.561.8187 

[email protected]

REED-Direct.ca

Summary of Contents for R8140

Page 1: ...www REEDINSTRUMENTS com LED Light Meter Instruction Manual R8140 1 800 561 8187 info REED Direct ca REED Direct ca ...

Page 2: ... Operating Instructions 6 8 Power On Off Automatic Zero Adjustment 6 Unit of Measure Selection 7 Measurement Range Selection 7 Data Hold 7 MIN MAX 7 Auto Power Off 8 Backlight 8 Selecting the Appropriate Light Setting 8 9 Characteristics of Sensor Spectrum Response 9 Battery Replacement 9 Applications 10 Product Care 10 Product Warranty 10 Product Disposal and Recycling 11 Product Support 11 1 800...

Page 3: ...ment Dismantling your product other than for the purpose of replacing batteries may cause damage that will not be covered under the manufacturer s warranty Servicing should only be provided by an authorized service center 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 li...

Page 4: ...orescent 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 Yes Data Hold Yes Min Yes Max Yes Overrange Indicator Yes Auto Shut off Yes after 30 minutes Low Battery Indicator Yes Power Supply 2 x AA Batteries Battery Life Approx 80 hours Product Certifications CE RoHS Operating Temperature 32 to 104...

Page 5: ...otective Cap 2 Light Sensor 3 LCD Display 4 Power Backlight Button 5 HOLD Button Display Description 6 MIN MAX UP Button 7 Range Selection Down Button 8 Set Button 9 Fc Lx Selector Button 10 Battery Cover 1 800 561 8187 info REED Direct ca REED Direct ca ...

Page 6: ...not expose this meter to areas of high temperature and humidity Operating Instructions Power On Off Automatic Zero Adjustment 1 Push the Power Button to turn the meter on To turn the meter off press and hold the power button during the countdown cycle from 3 to 0 2 When turning the meter on it will perform an automatic zero adjustment as indicated by CAP on the LCD display Note Keep the protective...

Page 7: ...s the button again to resume normal operation MIN MAX 1 Press the MIN MAX button to enter the MIN MAX function 2 The MAX indicator will appear on the display 3 Under this function the maximum light value is displayed and updated when a new maximum data value has been taken 4 Press the MIN MAX button again and the MIN indicator will appear on the display 5 Under this function the minimum light valu...

Page 8: ...has been pre loaded with 9 light source selections L0 L8 each having its own unique correction factor See the light sources listed below The correction factor multipliers for L0 L7 are fixed to the specific light sources listed whereas L8 is a customizable location which allows you to set your own correction factor if a high precision light meter with V 3 is available In order to select the approp...

Page 9: ...es proceed with the following steps 1 Turn off the meter 2 Remove the Phillips head screw located on the battery compartment 3 Remove the battery cover 4 Replace the 2 x AA batteries 5 Reinstall the battery cover Applications OSHA work environment compliance Cinematography and photography applications Museum exhibits Lighting system installation Environmental monitoring Interior design projects In...

Page 10: ...ate of shipment During the warranty period REED Instruments will repair or replace at no charge products or parts of a product that proves to be defective because of improper material or workmanship under normal use and maintenance REED Instruments total liability is limited to repair or replacement of the product REED Instruments shall not be liable for damages to goods property or persons due to...

Page 11: ...se contact your authorized REED distributor or REED Instruments Customer Service by phone at 1 877 849 2127 or by email at info reedinstruments com Please visit www REEDINSTRUMENTS com for the most up to date manuals datasheets product guides and software Product specifications subject to change without notice All rights reserved Any unauthorized copying or reproduction of this manual is strictly ...

Page 12: ...www REEDINSTRUMENTS com TEST MEASURE WITH CONFIDENCE CHECK OUT OUR LATEST PRODUCTS 1 800 561 8187 info REED Direct ca REED Direct ca ...

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