The Gill WindObserver 65 is a precision solid-state ultrasonic anemometer designed to provide accurate wind speed and direction measurements through digital output. Its rugged IP66-rated stainless-steel housing offers excellent durability, particularly in harsh and saltwater environments. An optional de-icing system enables reliable operation in extreme conditions, making the WindObserver 65 well suited for aviation, marine, offshore, and high-altitude applications.
Specifications
| Parameter | Specification |
|---|---|
| Wind Speed Range | 0–65 m/s (0–234 km/h / 0–145 mph) |
| Wind Speed Accuracy | ±2% at 12 m/s |
| Wind Speed Resolution | 0.01 m/s |
| Starting Threshold | 0.01 m/s |
| Wind Direction Range | 0–359° |
| Wind Direction Accuracy | ±2° at 12 m/s |
| Wind Direction Resolution | 1° |
| Dead Band | None |
| Ultrasonic Output Rate | 1, 2, 4, 5, 8 or 10 Hz |
| Units | m/s, knots, mph, km/h, ft/min |
| Averaging | Selectable rolling average; 3-second gust; block average |
| Digital Communication | RS422 / RS485 |
| Modbus RTU | Optional |
| Power Supply | 9–30 V DC |
| Current Consumption | Approx. 30 mA at 12 V DC (non-analogue unit) |
| Optional Heating | Up to 3 A at 22–30 V AC/DC |
| Housing Material | Stainless steel 316 |
| Ingress Protection | IP66 |
| Operating Temperature | −40 to +70°C; −55°C with heated option |
| Humidity | <5% to 100% RH |
| Precipitation | Up to 300 mm/hr |
| Dimensions | 381 × 213 mm |
| Weight | 1.4 kg |
| Approval | Lloyd’s Register Type Approved |
Ports & Harbours
Road & Rail Monitoring
Aircraft Landing Systems
Marine Vessel Systems
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