Spectrum 3415F User Manual Download Page 2

Thank you for purchasing a Field Scout

TM

 Light Meter.  This 

manual describes the features and operation of the following 
meters: 
3415F Quantum Light Meter (Solar Calibration) 
3415FQF Quantum and Foot-Candle Meter 
3415FSE Dual Solar/Electric Quantum Meter 
 

Using the Meter 

1.  Turn the dial clockwise to the “ON” position.  Dual mode 

meters (3415FQF, 3415FSE) have two “on” settings, one 
to either side of “OFF”. 

2.  Hold the meter vertical for accurate readings. 
3.  Turn the meter off after use to conserve battery power. 
 

Changing the Battery 

The Field Scout Light Meters use a standard 9V battery.  To 
change the battery:  
1.  Remove the two screws on the back of the meter. 
2.  Lift the back from the bottom of the meter. 
3.  Remove the old battery from the connector, and snap the 

new battery in its place.  Set the battery into the front half 
of the case. 

4.  Connect the front and back of the case at the top (by the 

sensor). 

5.  Close the case and tighten the two screws.  
 

Accuracy 

The Field Scout Light Meters are accurate to ±5%.  Cosine 
correction is accurate to ±3% at 45°, and ±7% at 80°. 
 

For support, or to place an order, call: 

Spectrum Technologies, Inc  

12360 S. Industrial Dr. East 

 Plainfield, IL 60585 

(800)248-8873 or (815) 436-4440 between 7:30 am and 5:00 p.m. CST 

e-mail: [email protected]

www.specmeters.com 

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