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User's Manual Professional Light Meter Please read this user's manual thoroughly before using this unit and keep it properly for your future reference.
Safety Read the following safety information carefully before attempting to operate or service the meter. Use the meter only as specified in this manual; otherwise, the protection provided by the meter may be impaired. ◆ Environment conditions: RH≤90%(Non-Condensation) Operating Temperature: -20℃~60℃ Storage Temperature: -20℃~60℃...
2. Application This Light Meter is designed to meet the measurement requirements of safety Engineers, Health, Industrial safety offices and light quality control in various environments like factory, school, construction, etc.
3. Features Measuring range: 0Lux~400kLux/0Fc~40kFc (Measurement repeatability) Analog bar-graph indication High accuracy Data hold Meter corrected for spectral relative efficiency Automatically revise parameters for un-standard illumination Short rise and fall times Selectable measuring units: Lux or Fc ...
4. Specifications Display 4 digits LCD display Measuring range 0 Lux~400k Lux;0Fc~ 40k Fc Spectral response CIE photopic (CIE human eye response curve) Over range indication LCD displays "-OL-" or "-LO-" Symbols show as OVER” or “UNDER CIE Vλ function(f1’≦6%,f2’≦2%) Spectral accuracy Accuracy ±...
7. Operation Instruction (1) Power ON/OFF Function: press" " key for one second, the meter will be on; keep pressing this key for approx. 3 seconds, the meter will be off. (2) Backlight After turning the meter on, momentarily press " "...
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press the button again, "MIN" icon will appear to view the current MIN reading. Press this key once more to exit the MAX/MIN mode. Press " " key for 3 seconds above, re-start to calculate the maximum, minimum. (6) Range selection Press"...
8. Notes (1) When the low battery icon " " appears, replace the meter's battery. (2) Check whether the photo detector is well connected with the photo detector socket before measurement. (3) When manual range is needed, press "LEVEL" key to select the desired range, if "UNDER"...
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