The 03002 Wind Sentry Set is a robust and reliable wind monitoring system designed for continuous, long-term operation in outdoor environments. Built with durable materials, it delivers precise wind speed and direction measurements while withstanding harsh weather conditions. Its modular design allows easy installation, integration with data loggers or sensor networks, and minimal maintenance, making it ideal for meteorological stations, environmental monitoring, and industrial applications.
Specifications
| Applications | General (Rain with light snow. Little or no riming or blowing sand. No salt spray.) |
| Sensor | 3-cup anemometer and vane |
| Measurement Description | Wind speed and direction |
| Operating Temperature Range | -50° to +50°C (assuming non-riming conditions) |
| Height | 32 cm (12.6 in.) |
| Crossarm Length | 40 cm (15.7 in.) between instruments (center-to-center) |
| Mounting Diameter | 34 mm (1.34 in.); mounts on standard 1-in. IPS pipe |
Wind Speed (Anemometer) | |
| Range | 0 to 50 m/s (0 to 112 mph) |
| Gust Survival | 60 m/s (134 mph) |
| Sensor | 12-cm diameter cup wheel assembly, 40-mm diameter hemispherical cups |
| Accuracy | ±0.5 m/s (1.1 mph) |
| Turning Factor | 75 cm (2.5 ft ) |
| Distance Constant | 2.3 m (7.5 ft) 63% recovery |
| Starting Threshold | 0.5 m/s (1.1 mph) |
| Transducer | Stationary coil (1300 ohm nominal resistance) |
| Transducer Output | AC sine-wave signal induced by rotating magnet on cup wheel shaft 100 mV peak-to-peak at 60 rpm (6 V peak-to-peak at 3600 rpm) |
| Output Frequency | 1 cycle per cup wheel revolution (0.75 m/s per Hz) |
| Cup Wheel Diameter | 12 cm (4.7 in.) |
| Weight | 113 g (4 oz) |
Wind Direction (Vane) | |
| Mechanical Range | 360° |
| Electrical Range | 352° (8° open) |
| Settling Time | 20 ms |
| Sensor | Balanced vane; 16 cm turning radius |
| Accuracy | ±5° |
| Damping Ratio | 0.2 |
| Delay Distance | 0.5 m (1.6 ft) 50% recovery |
| Starting Threshold |
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| Transducer |
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| Transducer Excitation | Requires regulated dc voltage. (15 Vdc maximum) |
| Transducer Output | Analog dc voltage proportional to wind direction angle with regulated excitation voltage supplied by the data logger |
| Vane Length | 22 cm (8.7 in.) |
| Weight | 170 g (6 oz) |
Environmental and Industrial Monitoring
Meteorological Climatological Stations
Aviation and Marine Wind Observation
Wind Farm Site Assessment Monitoring
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