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| Sensor | High-quality blackened thermopile protected by two glass domes with integrated heater and ventilation |
| Measurement Description | Monitors solar radiation for the full solar spectrum range |
| Hemispherical Solar Radiation | |
| Heater | RVH™ (Recirculating Ventilation and Heating) |
| ISO Classification | Spectrally flat Class A (secondary standard) ISO 9060:2018 |
| IEC 61724-1:2021 Compliance | Class A |
| Calibration Uncertainty | < 1.2% (k = 2) |
| Heating | Included |
| Ventilation | Included |
| Technology Employed | Recirculating Ventilation and Heating (RVH™) |
| Standard Operating Mode | Heated and ventilated |
| Power Consumption @ 12 Vdc | < 2.3 W |
| Zero Offset A | < 2 W/m2 |
| Calibration Traceability | To WRR |
| Calibration Registers | Accessible to users |
| Spectral Range | 285 to 3000 x 10-9 m |
| Sensitivity | Digital output |
| Operating Temperature Range | -40 to +80°C (rated) |
| Temperature Response | < ±0.4% (-30 to +50°C) |
| Temperature Response Test of Individual Instrument | Report included |
| Directional Response Test of Individual Instrument | Report included |
| Rated Operating Voltage Range | 8 to 30 Vdc |
| Sensor Tilt Angle | |
| Tilt Measurement Uncertainty | ±1° (0 to 90°) |
| Tilt Sensor Test of Individual Instrument | Report included |
| Operation in Low-Power Mode | |
| Operating Condition | Heater and ventilator [OFF] |
| Zero Offset A | 5 W/m2 (unventilated) |
| Power Consumption @ 12 Vdc | < 0.1 W |
| Digital Output | |
| Output |
|
| Communication Protocol | Modbus over two-wire RS-485 |
| Transmission Mode | RTU |
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