Sper scientific 840006 Instruction Manual Download Page 4

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PB

8. WARRANTY

Sper Scientific warrants this product against 

defects in materials and workmanship for 

a period of 

five (5) years

 from the date of 

purchase, and agrees to repair or replace 

any defective unit without charge. If your 

model has since been discontinued, an 

equivalent Sper Scientific product will 

be substituted if available. This warranty 

does not cover probes, batteries, battery 

leakage, or damage resulting from accident, 

tampering, misuse, or abuse of the product. 

Opening the meter to expose its electronics 

will break the waterproof seal and void the 

Revised 8/17/2017

5.  BATTERY REPLACEMENT

Replace the battery when the low battery icon is displayed in the 

left corner of LCD. In-spec measurements may be made for several hours 

after the low battery indicator appears. Remove the battery compartment 

screw and slide the cover away from the meter, remove the battery and 

replace with a 9V battery (alkaline or heavy duty type). Replace the cover.

6.  SPECIFICATIONS 

7. LIGHT SPECTRUM CHART

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20

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60

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100

120

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45

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SPER

CEI

Display

Maximum reading 19,990

Overload Indicator

"1" is displayed on the left of the LCD

Range*

2,000 Range = 0 to 1,999 LUX

20,000 Range = 2,000 to 19,990 LUX

Resolution*

2,000 Range = 1 LUX

20,000 Range = 10 LUX

Accuracy*

±5% + 4 digits

 Operating Environment

32 to 122°F (0 to 50°C), less than 80% RH

Weight

9.9 oz (280g)

Dimensions

Main Unit:  7.9 x 2.7 x 1.2" (200 x 68 x 30mm)

Photo Sensor:  3.2 x 2.2 x 0.3” (82 x 55 x 7mm)

Photo Sensor Lead: Extends to appx. 3½ ft

Optional Accessories

840090 - Water Resistant Instrument Pouch

840093 Field Tripod

*Electronic Specifications (23 ± 5°C): Tested under the environment RF Field Strength 

less than 3 V/M, and frequency less than the 30 MHz only.

warranty. To obtain warranty service, ship the unit postage prepaid to: 

SPER SCIENTIFIC LTD., 8281 E. Evans Rd., Suite #103, 

Scottsdale, AZ 85260, (480) 948-4448 

The defective unit must be accompanied by a description of the problem and your 

return address. Register your product online at  

www.sperwarranty.com within 10 days of purchase.

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