Sensors - Apogee Instruments

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Infrared radiometers
admin@apogee-inst.com
www.apogeeinstruments.com
model IRR-P
model IRR-P
*For orders out of the USA
add 10% to list price
Sensors
Standard fi eld of view 22.0º
(half-angle), IRR-P
Narrow fi eld of view 18.0º
(half-angle), IRR-PN
Infrared radiometers measure
temperatures of road surfaces;
plant canopies; soil, snow, and
water surfaces; as well as sky
temperature (net longwave
radiation).
See web page for details.
[model IRTS-P still available,
please inquire]
$
598*
$
598
Output follows fundamental
physics of Stefan-Boltzmann
Law allowing for a version of
the S-B equation to correct
for the effect of sensor body
temperature.
Designed for continuous,
outdoor use.
absolute accuracy ± 0.2 ˚C
uniformity ± 0.1 ˚C
reproducibility ± 0.05 ˚C