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CV7SF2 - ultrasonic wind sensor wireless new generation

Designed for day-boats, cruise sailing boats, club houses, sport grounds, parks, local weather stations.

It includes the same transmission radio protocol that the CV7SF. Our know-how is recongnized and approuved by our customers.

The major improvement of this product is that it could work under daylight and night time. The sensor is endowed wind measurement frequency about 16 Hz. By calculation, it could have a data refresh about 2 Hz frequency.

The product is provided with a battery last technology, type of LiFePo4. The main feature is that the battery can be charged or discharged lots of time. Moreover, the battery is compatible with high temparatures, that we can see at the top of the mats. On the other hand, the battery is interchangeable.

Furthermore, a barometer has been added on this product.

The CV7SF2 is compatible with :

  • NMEA0183
  • NMEA2000 *
  • Bluetooth *
  • Wifi *

* with option

All LCJ Capteurs are designed and manufactured in the Nantes region in France where they are fully tested throughout the manufacturing process.

CV7SF2 wireless ultrasonic wind vane/anemometer:

- no cable. Radio signal 433 MHz AM at 10dBm, message length: 25ms.
- data update: 2 per sec. in daylight and night time
- alimentation by solar cell
- battery LiFePo4

Receiver box:

- Super heterodyne receiver ASK 433 Mhz sensitivity: -110 dbm
Connections on screw terminal
- +12 V DC (6 to 14 V DC, 6mA)
- 0 v
- Yellow: output NMEA0183 +
- Green: output NMEA0183 -

Measurement range:

Wind speed: 0.25 to 80 knots
Wind angle: 0 to 359°
Temperature: -15°C to +50°C
Atmospheric pressure : 750 to 1100 mB

Measurement sensitivity:

Wind speed: 0,25 knots
Wind angle: +/-2°
Temperature: +/- 2°C


Wind speed: 00.0
Wind angle: 000.0
Temperature: +/-00.0
Atmospheric pressure : 0000.00

Operational temperature:

- 15°C (off ice) to +55°C

NMEA0183® sentences used:

IIMWV: angle, wind speed and checksum
WIXDR: wind temperature
WIMDA: atmospheric pressure, wind temperature
PLCJ: manufacturer data
PLCJE: manufacturer data
Data transmission: 4800 bauds

Complies with European regulations

CV7SF2 options and interface compatibility

NMEA0183® - 4800 bauds

- FURUNO©, RD30, RD33, depth-sounders, radars, NavNet, NavNet2, NavNet3 etc....
- GARMIN, GMI10, GMI20, all NMEA0183 equipments
Navigation softwares: Adrena, FT NavVision, MaxSea, Noé, OpenCPN, ScanNav, Sodena, StatMETEO, Euronav Seapro

CV7SF2-USB Option :

The CV7SF2-USB option allows connecting the radio receiver directly to the USB port of a PC for data transmission and power supply.

WindyPlug option :

NMEA2000 LCJ CAPTEURS interface

Bluetooth option :

NMEA0183 Bluetooth routeur

The software application (free to download) will generate a virtual COM port.

Meteorologic software

StatMETEO for windows

CV7SF2 ultrasonic wireless wind sensor pack:

The CV7SF2 consists of:

- CVSF72 sensor with 31 cm vertical arm
- Mounting bracket
- Receiver box
- Installation and operation manual
- 2 years guaranty parts and labour at our premises

CV7SF2 recommended retail price:

665 Euros ex VAT.
798 Euros with VAT

Where to buy:

Ask for the LCJ Capteurs product of your choice at your local chandlery.
Several distributors carry stock of our products:
UK: Mantsbrite,
Germany: ELNA,
Finland: John Nurminen marine,
Island: Velasalan ehf.,,

France: Big-Ship, Furuno-France, Pochon S.A., Robin-Marine
Interested in reselling our products? Please fill the enquiry form here.

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