The HF-01SG Soil & Ground Heat Flux Sensor is a rugged, high-precision sensor designed for accurate soil and ground heat flux measurements. Its compact, weatherproof design minimizes disturbance to natural heat flow while ensuring reliable performance in environmental, agricultural, and geotechnical applications. With high sensitivity, fast response, and low thermal resistance, the HF-01SG delivers dependable long-term measurements in harsh outdoor conditions.
Specifications
| Nominal Sensitiviy | 50 µV/W/m² |
|---|---|
| Time Constant (63%) | <2 sec |
| Thermal resistance | 2.5 x 10−3 m2 K/W |
| Electric impedance | 8 – 12Ω, 8 Ω – 12 Ω (+10°C – +40°C) |
| Operating temperature range | -30°C to 80°C |
| Heat flux range | ±10000 W/m² |
| Temperature Dependancy | 0.12 %/°C |
| Dimensions (L x W x H) | 25 x 24 x 2.3 mm |
| Sensing Area | 500 mm² |
| Guard Width | 5x thickness of the sensor |
| Calibration uncertainty | ±3 % (K=2) |
| Ingress protection | IP67 |
| Cable dimensions | 3m (Diameter: 2.1 mm) |
| Extension cable options | 10m, 20m (Separate Connector Included) |
| Accessories | Thermal Adhesive, Mounting Tape |
Agricultural Monitoring
Meteorological Research
Environmental Studies
Greenhouse Research
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