The NRG R2 is a class A pyranometer that provides highly accurate solar irradiance data at an extremely competitive price.
DIGITAL (#9462) | ANALOG (#9461) | |
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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 |
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Sensor range | -200 to 4000 W/m^2 | -200 to 4000 W/m^2 |
Spectral range | 283 to 2800 nm | 283 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 |
Input signal | ||
Signal type (sensor output) | n/a | Passive in mV |
Output signal | ||
Signal type | RS485 Modbus RTU | n/a |
Accuracy | Class A (Secondary Standard) per ISO 9060:2018 | Class A (Secondary Standard) per ISO 9060:2018 |
Calibration | Characterization report included with each sensor; traceable to World Radiometric Reference (WRR) | Characterization report included with each sensor; traceable to World Radiometric Reference (WRR) |
Uncertainty | Calibration uncertainty < 2% | Calibration uncertainty < 2% |
Power requirements | ||
Supply voltage | 7 to 30 V DC | N/A - Passive Sensor |
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 |
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Environmental | ||
Operating temperature range | -40C to 80C (-40F to 176F) | -40C to 80C (-40F to 176F) |
Operating humidity range | 0 to 100% | 0 to 100% |
Physical | ||
Connections |
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Cable length | Various lengths available (3.5-50m) | Various lengths available (3.5-50m) |
Weight | 1.37 lbs (0.62kg) | 1.37 lbs (0.62kg) |
Dimensions |
137 mm diameter x 101 mm high (with feet) 137 mm diameter x 81 mm high (without feet) |
137 mm diameter x 101 mm high (with feet) 137 mm diameter x 81 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