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일사량/열유속/열전도도계

Solar Radiation SensorSR22 / SR25

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Secondary standard pyranometer with sapphire outer dome

SR22 / SR25 Class A

  • 사파이어 outer dome
  • ISO 기준 secondary standard
  • 매우 낮은 전력 소모 (1.5 W)
  • Heater 내장
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Model SR22 SR25
Measurand
Hemispherical solar radiation
ISO classification
Secondary standard pyranometer / Class A
Zero offset a
  • 5 W/m² unventilated and 2.5 W/m² ventilated
1 W/m2 unventilated
Calibration traceability

to WRR
Spectral range
190 to 4000 x 10-9 m
285 to 3000 x 10-9 m
Sensitivity (nominal)
15 x 10-6 V/(W/m2)
Rated operating temperature range
-40 to +80 °C
Temperature response

<± 1 % (-10 to +40 °C),

<± 0.4 % (-30 to +50 °C) with correction in dataprocessing
Temperature sensor

Pt100 or 10 kΩ thermistor
Heater
1.5 W at 12 VDC
Standard cable length
5 m