The reflective ultrasonic sensor is built for deserts, high-altitude areas, ultra-low temperatures, high humidity and icy conditions.

The reflective ultrasonic sensor is built for deserts, high-altitude areas, ultra-low temperatures, high humidity and icy conditions. Using ultrasonic transducers and the time-of-flight difference method, it delivers high-precision wind measurement with no mechanical moving parts.
| Parameter | Value |
|---|---|
| Wind Speed Measurement Range | (0~50)m/s、(0~75)m/s、(0~90)m/s (Customizable) |
| Wind Speed Measurement Accuracy | ±0.5m/s(<15m/s); ±3%(>15m/s) |
| Wind Direction Measurement Range | (0~360)° |
| Wind Direction Measurement Accuracy | ±2° |
| Refresh Cycle | 100ms |
| Output Signal | (4~20)mA、(0~10)V、(2~573)Hz、RS485 (Customizable) |
| Operating Voltage | DC(18~30)V, Rated at DC 24V |
| Heating Voltage | DC24V (120W or 240W) |
| Operating Temperature | (-40~70)℃ |
| Ingress Protection Rating | IP67 |
| Overall Dimensions | Ø147.5mm×148mm |
Interested in the Reflective Ultrasonic Wind Speed & Direction Sensor (BLF1-C)? Contact UNISUN ELECTRIC for specifications, pricing and delivery. Our engineers reply within 24 hours.