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Summary of Contents for Spectrum Technologies LIGHTSCOUT 3415A
- Page 1 Quantum PAR Light Meter PRODUCT MANUAL Item # 3415A FOR USE UNDER ANY LIGHT SOURCE, INCLUDING LED...
- Page 2 Features • Provides accurate PAR light readings from ANY light source: • Full sun to full shade indoors or outdoors. • Artificial light sources (LED, High Pressure Sodium, Metal Halide, Fluorescent, Halogen...). • Three modes of operation: • Instant Spot Measurement mode for PAR light readings. •...
- Page 3 Meter Components Sensor Cap Light Sensor LCD Display POWER Button SCAN Button Battery Compartment Universal Mounting Bracket Changing the Battery The LCD will show an empty battery icon when it is time to change the battery. Remove the screw cover of the battery compartment by rotating counter clockwise.
- Page 4 Meter Operation Cleaning the Sensor Use a damp cloth to clean the light sensor; mild soap may be used if needed. Do NOT use chemicals like alcohol, acetone, or ammo- nia-based cleaners. These can damage the white diffuser disk. Instantaneous PAR Light Readings Remove the sensor cap and press the POWER button to turn on the meter.
- Page 5 Meter Operation Daily Light Integral (DLI) Readings ® The LightScout Quantum PAR Light Meter takes a light reading every 3 minutes to use in calculat- ing a 24-hour Daily Light Integral (DLI). Every 15 minutes the previ- ous 24 hours of stored readings are used to recalculate the DLI.
- Page 6 Understanding PAR Light ® The LightScout Quantum PAR Light Meter is designed for measur- ing PAR light indoors and outdoors regardless of light source type. It works well for greenhouse, field, and R&D applications requiring reliable plant growth light readings. The chemical reaction of photosynthesis requires light.
- Page 7 Understanding PAR Light Daily Light Integral (DLI) If photons were raindrops, light meters would show the intensity of a rainstorm. A five minute rainstorm may look impressive, but often provides less water than an all-day drizzle. As cumulative rainfall is measured with a rain gauge, the cumulative quantity of light is measured by recording and summing the light intensity over time, by convention, a 24 hour period.
- Page 8 Authorization (RMA) from Spectrum. Spectrum is not responsible for any package that is returned without a valid RMA number or for the loss of the package by any shipping company. DECLARATION OF CONFORMITY Spectrum Technologies, Inc. 3600 Thayer Court Aurora, IL 60504 USA Model Number:...
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