Product Manual
Turf-Tec International Daylight Indicator – Light Meter - Copyright 2013
Page 1 - www.turf-tec.com
Daylight Indicator - Light Meter
Light-DLI-W
The Day Daylight Indicator - Light Meter is a
simple and easy step in measuring the light
intensity levels outdoors, on a golf green,
stadium or inside a greenhouse or structure
affecting your turf or crops. This water
resistant unit will compare light level
intensities within or outside your greenhouse.
Simply place it on the area to be tested and
24 hours later, it will display your Daily Light
Integral (DLI). With a push of a button, the
Daylight Indicator records light intensity for a
24 hour period and then calculates the Daily Light Integral (DLI). Real-time
intensity levels are shown every 4 seconds in µmol m
-2
s
-1
(or footcandles).
Battery included.
Specifications:
• Plastic Spike
• Button on the face
• Uses three A76/LR44/L1154
batteries (included)
• Simple, one button operation
• An affordable, first step in measuring light
• Measure PAR light (Photosynthetically Active
Radiation - the
range between 400 and 700 nm)
• With the push of a button, the meter runs for 24
hours and calculates
your Daily Light Integral (DLI)
• Real-time intensity levels are shown every 4
seconds in μmolm
-2
s
-1
(or footcandles)
• Approximate battery life: 100 DLI calculations