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Summary of Contents for Sper scientific 840021
- Page 1 Light Meter (Foot Candles) 840021 Instruction Manual SPER SCIENTIFIC...
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Page 2: Table Of Contents
FC level of a particular light source. The sensor's exclusive photo diode and color correction filter meets the C.I.E. photopic spectrum. Sper Scientific light meters are cosine corrected for a quick and accurate response. Large easily legible 4 digit LCD. The meter has an external zero adjustment, data hold, low-battery indicator, and a moisture resistant front panel. -
Page 3: Panel Description
2. PANEL DESCRIPTION 1. DISPLAY 2. ON BUTTON 3. OFF BUTTON 4. HOLD BUTTON 5. 200 RANGE BUTTON 6. 2000 RANGE BUTTON 7. ZERO SETTING TERMINAL 8. SENSOR INPUT SOCKET 9. STAND 10. BATTERY COMPARTMENT 11. PHOTO SENSOR 12. SENSOR PLUG - 3 - sale@ponpe.com www.ponpe.com... -
Page 4: Measurement Procedures
3. MEASUREMENT PROCEDURES • Insert the SENSOR (12) plug into the SENSOR INPUT (8) socket. • Turn the meter on using the ON (2) button. • Remove the lens cap from the PHOTO SENSOR (11). • Press the 200 RANGE (5) button for measurements of 0 ~ 199.9 FC, or select the 2000 RANGE (6) button for measurements of 200 ~ 1999.9 FC. -
Page 5: Zero Adjustment & Calibration
Using a small screwdriver, turn the ZERO SETTING (7) terminal until "00.0" appears on the LCD. • To maintain accuracy, annual laboratory calibration is recommended. For calibration service, contact SPER SCIENTIFIC, 7720 E Redfield Rd, Suite 7, Scottsdale, AZ 85260, USA. Ph 480-948-4448, info@sperscientific.com. 5. BATTERY REPLACEMENT •... -
Page 6: Specifications
7. SPECIFICATIONS Display Maximum reading 1999 Overload Indicator "1" is displayed on the left of the LCD The exclusive photo diode and color correction Sensor filter, spectrum meets C.I.E. Cosine correction factor meets the standard. Power Supply One 9V battery, current approx. DC 3mA 200 Range = 0 ~ 199.9 Foot Candle Range* 2000 Range = 200 ~ 1999 Foot Candle... -
Page 7: Light Sensor Spectrum
8. LIGHT SPECTRUM SENSOR SPER - 7 - sale@ponpe.com www.ponpe.com... -
Page 8: Warranty
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.
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