CV7SF2-USB – Wireless ultrasonic wind sensor

The CV7SF2-USB is the wireless ultrasonic wind vane-anemometer equipped with a USB output, which operates at all times of day and night.



The CV7SF2-USB is the wireless ultrasonic wind vane-anemometer that operates at all times of day and night. It is supplied with USB output. It operates under daylight and night time (30 days in total darkness). The measurement frequency is 16 Hz with data refresh of 1 Hz. The product is supplied with a LiFePo4 battery. This battery can be charged or discharged lots of time and is interchangeable.


– No cable. Radio signal 433 MHz AM at 10dBm, message length: 25ms.
– Data update: 1 per sec. in daylight and night time
– Power supply by solar cell
– Battery LiFePo4

Receiver box:
– Super heterodyne receiver ASK 433 Mhz, sensitivity: 110 dbm
– Connections on screw terminals +12 V DC (6 to 14 V DC, 6mA) and 0 V
– Yellow: output NMEA0183 +
– Green: output NMEA0183 –

Measurement range:
Wind speed: 0.40 to 80 knots
Wind angle: 0 to 359°

Measurement sensitivity:
Wind speed: 0,40 knots
Wind angle: +/-2°
Temperature: +/- 2°C

Operational temperature:
– 15°C (without icing) to +55°C

NMEA0183® sentences used:
IIMWV: angle, wind speed and checksum
WIXDR: wind temperature
WIMDA: atmospheric pressure, wind temperature
PLCJ: manufacturer data

Data transmission: 4800 baud
Complies with European regulations


NMEA0183® – 4800 baud
Navigation softwares: Adrena, FT NavVision, MaxSea, Noé, OpenCPN, ScanNav, Sodena, StatMETEO, Euronav Seapro
The CV7SF2-USB allows connecting the radio receiver directly to the USB port of a PC for data transmission and power supply (driver usb).
The CV7SF2 is compatible with:
NMEA0183 standard
NMEA2000 standard*
Wifi *

*with option


  • CV7SF2 wireless ultrasonic sensor
  • USB interface
  • Mounting bracket
  • Installation and operation manual
  • 2-year warranty, parts and labour, in our premises

Recommended retail price :

787.00 Euros exc. VAT.
944.40 Euros incl. VAT.