Eppley Precision Infrared Radiometer Eppley PIR The Eppley
Laboratory, Inc. 401-847-1020 401-847-1031 12 Sheffield Avenue
P.O. Box 419 Newport RI 02840 USA info@eppleylab.com
http://www.eppleylab.com/PrdPrecInfRadmtr.htm resourceProvider
Eppley PIR Terrestrial Radiation The Precision Infrared
Radiometer, Pyrgeometer, is intended for unidirectional
operation in the measurement, separately, of incoming or
outgoing terrestrial radiation as distinct from net long-wave
flux.