NRG Systems

NRG R1 Pyranometer

Capture highly accurate solar irradiance data with this spectrally flat class A pyranometer with both analog and digital output from NRG Systems.

  ANALOG (#9450) DIGITAL (#9451)
Description  
Sensor type Thermopile solar radiation sensor; ISO 9060:2018 Class A (Secondary Standard) compliant Thermopile solar radiation sensor; ISO 9060:2018 Class A (Secondary Standard) compliant
Applications
  • Solar resource assessment and monitoring
  • Meteorological studies
  • Environmental monitoring
 Solar resource assessment and monitoring
  • Meteorological studies
  • Environmental monitoring
Sensor range (0 to 2000) W/m^2 (0 to 2000) W/m^2
Spectral range 283 nm to 2800 nm 283 nm to 2800 nm
Instrument compatibility NRG SymphoniePRO and LOGR-S Data Loggers NRG SymphoniePRO and LOGR-S Data Loggers
Certifications Class A classification per ISO 9060:2018 Class A classification per ISO 9060:2018
Output signal  
Signal type Microvolt analog signal proportional to total solar radiation
(sensor specific sensitivity found on calibration report in units μV/Wm-2) 		RS485 Modbus RTU
Sensitivity (6 to 11) uV/(W/m^2) n/a
Accuracy Class A (Secondary Standard) per ISO 9060:2018 Class A (Secondary Standard) per ISO 9060:2018
Calibration n/a Characterization report included with each sensor; traceable to World Radiometric Reference (WRR)
Uncertainty Calibration uncertainty < 2% Calibration uncertainty < 2%
Power requirements  
Supply voltage n/a (5 to 30) V DC
Power Required Zero (passive) n/a
Installation  
Mounting Mounts to tower using NRG's Mounting Plate | Pyranometer, Gen II (14357)
more mounting options available 		Mounts to tower using NRG's Mounting Plate | Pyranometer, Gen II (14357)
more mounting options available
Tools required
  • Phillips head screwdriver (No. 1)
  • 4 mm hex key
  • 7 mm wrench
  • 8 mm wrench
  • coin for removing desiccant cartridge
  • Phillips head screwdriver (No. 1)
  • 4 mm hex key
  • 7 mm wrench
  • 8 mm wrench
  • coin for removing desiccant cartridge
Environmental  
Operating temperature range -40°C to 80°C (-40°F to 176°F) -40°C to 80°C (-40°F to 176°F)
Operating humidity range 0 to 100% 0 to 100%
Physical  
Connections 4-pole M12 connector on sensor body
  • Bare wire leads from cable connect directly to logger
  • See also logger user manual for wiring diagram
 5-pole M12 connector on sensor body
  • Bare wire leads from cable connect directly to logger
  • See also logger user manual for wiring diagram
Cable length Sold separately; options include:
  • 5 m (16.4 feet)
  • 10 m (32.8 feet)
  • 20 m (65.6 feet)
  • 30 m (98.4 feet)
  • 50 m (164 feet)
 Sold separately; options include:
  • 5 m (16.4 feet)
  • 10 m (32.8 feet)
  • 20 m (65.6 feet)
  • 30 m (98.4 feet)
  • 50 m (164 feet)
Weight 1.65 lbs. 0.75kg 1.98 lbs. 0.90kg
Dimensions 160 mm diameter x 103 mm high (with feet)
160 mm diameter x 83 mm high (without feet) 		160 mm diameter x 118 mm high (with feet)
160 mm diameter x 106 mm high (without feet)
Materials  
Detector Thermopile Thermopile
Enclosure IP67 weatherproof anodized aluminum enclosure and stainless steel hardware IP67 weatherproof anodized aluminum enclosure and stainless steel hardware

NRG Systems • 110 Riggs Road • Hinesburg, Vermont 05461 • +1 802-482-2255 • info@nrgsystems.com