u[sonic]

Ultrasonic wind sensor

Reliable wind measurement in ice, storms and seawater for precise data in demanding environments. WMO-compliant, low-maintenance and intelligently heated.

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Possible applications

  • Professional meteorological applications
  • Onshore and offshore wind turbines
  • Marine weather stations
  • Building technology
  • Traffic and industrial meteorology
  • Wind warning

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Product advantages

Seawater-resistant and optimally heated

The combined ultrasonic sensor u[sonic] for wind direction and wind speed. The seawater-proof sensor is optimally heated and ideal for cold-climate locations. The device is connected via an 8-pin screw connector. Depending on the version, the measured values can be output via various interfaces.

  • Meets the requirements for meteorological measurements according to WMO
  • No moving measuring elements, no wear 
  • Two parameters measurable
  • Intelligent heating, depending on wind speed and direction
  • Easy installation, very service-friendly
Facts, figures and data

Everything at a glance

Professional Line u[sonic]
Ident-No. 00.16470.100000
Measuring range wind direction 0...359.9°
Measuring range wind speed 0...75 m/s
Wind direction accuracy < 2° (> 1 m/s) RMSE
Wind speed accuracy ± 0.2 m/s or ± 2% RMSE between 0 and 65 m/s
Wind direction resolution 0.1°
Wind speed resolution 0.1 m/s
Response threshold 0.1 m/s (adjustable for wind direction)
Output RS 485 NMEA0183; 4...20 mA (standard setting)
Configurable (analog): 0...20 mA; 0...5 V; 0...10 V
RS 422 (optional; please specify when ordering: Ident-No.: 97.16470.000422 Configuration RS 422 output)
Protocols NMEA 0183
Modbus RTU (optional; please specify when ordering: ID no.: 97.16470.000001 Modbus configuration)
SDI-12 (optional; please specify when ordering: Id no.: 97.16470.000002 Configuration SDI-12)
Further protocols on request
Measuring rate 0.1...10 Hz; (internal measurement rate 50 Hz)
Operating conditions -40...+70 °C (with heating -50...+70 °C); 0...100 % RH
Survival speed 100 m/s
Supply voltage 6...60 VDC; 24 V AC/DC
Power consumption Sensor: typically 45 mA at 24 VDC and deactivated analog output
Heating: factory-configurable: 60 W; 120 W; 240 W (standard)
Measuring principle Ultrasonic transit time measurement
Heating data Factory configurable 60 W; 120 W; 240 W (standard)
Dimensions Ø 199 mm; height 149 mm
Housing Seawater-resistant aluminum
Protection class IP 66; IP 67
Weight Approx. 2 kg
Standards and norms VDE 0100; low-voltage standard: 72/23 EEC
EMC/ EMI: DIN EN 60945 and DIN EN 61000-4-2, -3, -4, -5, -6, -11
Protection class: DIN EN 60529
MIL-STD-810G
DIN EN 50121-4:2016
Salt spray: EN 60945
IEC 61724-1
Cold test Ad according to DIN EN 60068-2-1 (01/2008)
Condensation test CH according to ISO 6270-2 (09/2005) and DIN EN ISO 12944-6 (07/1998), category C4
Salt spray test according to DIN EN ISO 7253 (04/2002) and DIN EN ISO 12944-6 (07/1998), category C4
Accessories (order separately) 32.16470.060000 Sensor cable, 15 m; 8-pin M16
Meteo-LCD[pro]

Meteo-LCD[pro] Multifunctional display

The Meteo-LCD[pro] is the versatile all-rounder for use on the high seas. It meets the highest testing standards, is flexible, compact and seamlessly integrated into proven LAMBRECHT system solutions - including Ser[LOG] data loggers and various sensors. The high-resolution 5.7-inch color display with a wide reading angle offers a clear display of up to seven parameters simultaneously, including wind direction, wind speed and humidity in accordance with the WMO standard. The elegant design combines modern technology with intuitive operation - for a first-class user experience with a high level of safety and maximum efficiency in maritime applications.

  • Brilliant 5.7-inch color display with high contrast - for optimum visibility in all lighting conditions
  • Display of up to seven parameters simultaneously - for a quick and comprehensive overview
  • Graphic display of apparent or true wind - for precise weather assessment
  • Humidity trend display according to WMO standard - for quick detection of changes
  • Extensive customization options - for individual operating conditions
  • Simple configuration via operating elements directly on the device

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Ser[LOG]-NAV

Ser[LOG]-NAV Data logger

Ser[LOG]-NAV is an individually configurable and flexible data acquisition and monitoring system. The data logger professionally records weather data, course and speed data and can be integrated into the on-board computer and navigation systems to provide information for steering the ship. Calculations such as True Wind are performed automatically. Hardware and software work seamlessly together to protect passengers, crew and cargo.

  • 6 serial multifunctional interfaces for data input and data output
  • True wind calculations and support for multiple wind sensors
  • Manual/automatic selection of two wind sensors with windward and leeward detection
  • Calculates additional parameters, including dew point, absolute humidity and wet bulb temperature
  • Supports individual ship-specific interference sector corrections
  • Alarm system for up to 10 warning channels with multiple relays

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Ser[LOG]-MK2

Ser[LOG]-MK2 Next Level Data Logger

The advanced Ser[LOG]-MK2 data logger sets new standards in data acquisition technology with its next-level features. With a wide range of customizable configurations and state-of-the-art communication interfaces, it is the perfect solution for your measurement requirements. Existing sensors, even those from other manufacturers, can be easily added and used with the included sensor library. Ser[LOG]-MK2 data loggers are ideal for setting up even large weather measurement networks.

  • WMO-compliant wind measurement and gust calculation 
  • Optimized internal system monitoring for early problem detection
  • Maximum versatility with 250 simultaneous measurements
  • Dual modem support for reliable and uninterrupted data transmission
  • Encrypt, protect and securely transfer data online with TLS 1.3
  • 70 % less energy consumption than its predecessor in low-power mode

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met[LOG] Data logger

met[LOG] Data logger with met[APP]

The met[LOG] data logger and the met[APP] browser app transfer your weather data quickly and easily to your network (LAN). For uncomplicated commissioning of the serial LAMBRECHT meteo sensors, the met[LOG] has an auto-configuration via Plug & Play.

Browser app met[APP]

The browser app in met[LOG] for easy visualization of the current meteorological data in your network. And it's platform-independent: on your laptop, tablet or smartphone.

  • Displaying the current values of your LAMBRECHT meteo station
  • Exporting the measured values saved by the metLOG]
  • Configuring the met[LOG]

Features and advantages

  • Real-time access to the measurement data via the integrated web server, visualized in your browser with the met[APP]
  • Calculation of trends and progressions, automatic correction of altitudes and air pressure
  • Warnings or alarm signals adjustable via digital outputs
  • Plug & Play: auto-configuration at the touch of a button, enables full power readiness within seconds
  • Versatile combination options thanks to 7 interfaces for connecting 4 analog and 3 serial sensors

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