Marine Transducers | Side-Scan Sonar | Weather Monitoring Station

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Airmar Technology Corporation is a leading developer of ultrasonic and acoustic sensing solutions. Our marine transducers push the boundaries of ultrasonic technology to provide superior surveying capabilities at great depths, and are ideal for unmanned surface vehicles (USVs), unmanned underwater vehicles/autonomous underwater vehicles (UUVs/AUVs) and unmanned ground vehicles (UGVs).

We also provide rugged, compact ultrasonic weather stations that deliver high-accuracy wind, temperature, pressure and humidity data for land & marine fixed sites, deployable stations and dynamic platforms, including USVs, ASVs and UGVs.

Monitoring solutions for offshore applications

Weather Monitoring Stations

110WX WeatherStation® Instrument

Rugged, land-based weather monitoring station

The 110WX is a rugged weather multisensor designed for stationary land-based applications such as UAV ground control stations and launching areas. Featuring IPX4 or IPX6 rated ingress protection, and with no moving parts, the 110WX delivers high-reliability wind speed, angle, air temperature, barometric pressure and optional relative humidity readings.

Learn more: 110WX WeatherStation® Instrument

110WXS WeatherStation® Instrument

Ultrasonic, land-based weather monitoring station

The 110WXS is an entry-level ultrasonic weather multisensor for stationary land-based applications, providing stable and accurate wind speed, angle, air temperature, barometric pressure and relative humidity readings. The rugged housing with no moving parts incorporates a solar radiation shield for stabilized data, and features IPX4 or IPX6 rated ingress protection.

Learn more: 110WXS WeatherStation® Instrument

150WXS WeatherStation® Instrument

Ultrasonic weather monitoring station with GPS

The 150WXS provides reliable, accurate site-specific weather data, including ultrasonic wind measurement, air temperature, barometric pressure and relative humidity outputs. This all-in-one multisensor incorporates GPS for time-stamping and location, as well as a compass for providing true wind data. The rugged, maintenance-free construction makes the 150WXS ideal for remote installations or as part of a network of stationary or deployable sensors.

Learn more: 150WXS WeatherStation® Instrument

200WX-IPX7 WeatherStation® Instrument

Rugged marine weather station for offshore applications

The 200WX-IPX7 is a marine weather station and offshore weather multisensor designed to provide accurate data to enable operational decision-making for USVs, ASVs and other dynamic offshore applications. No moving parts and proven IPX7-rated construction enable reliable operation even in harsh sea conditions.

The 220WX-IPX7 calculates theoretical wind speed and direction based upon apparent wind as well as vessel speed and heading. In addition, the 200WX-IPX7 also features an integrated compass, GPS, three-axis gyro and accelerometer for high-accuracy rate of turn and pitch & roll measurement.

Learn more: 200WX-IPX7 WeatherStation® Instrument

220WXH WeatherStation® Instrument

Rugged heated offshore weather station for USVs

The 220WXH is an offshore weather station comprising a durable, feature-rich weather multisensor for land and marine vessels and platforms. Incorporating a thermostatically-controlled heating system for operation even in icy conditions, it features rugged IPX4 or IPX6 construction for excellent reliability in harsh environments.

The 220WXH calculates theoretical wind speed and direction based upon apparent wind as well as vessel speed and heading. The internal 10Hz GPS and three-axis electronic compass provide heading, position, speed over ground and course over ground functionality, and the three-axis gyro and accelerometer deliver high-accuracy rate of turn and pitch & roll measurement.

Learn more: 220WXH WeatherStation® Instrument

WeatherStation® Instrument Specifications:

Model	110WX	110WXS	150WXS	200WX-IPX7	220WXH
Wind Speed Range	0 – 40 m/s	0 – 40 m/s	0 – 40 m/s	0 – 40 m/s	0 – 40 m/s
Wind Direction Range	0° to 359.9°	0° to 359.9°	0° to 359.9°	0° to 359.9°	0° to 359.9°
Air Temperature Range	-40° to 80°C	-40° to 80°C	-40° to 80°C	-40° to 80°C	-40° to 80°C
Barometric Pressure Range	300 to 1100 hPa	300 to 1100 hPa	300 to 1100 hPa	300 to 1100 hPa	300 to 1100 hPa
Relative Humidity Range	0 – 100 %	0 – 100 %	0 – 100 %	N/A	N/A
Compass	N/A	N/A	2-Axis: 0° to 359.9°	3-Axis: 0° to 359.9°	3-Axis: 0° to 359.9°
Pitch & Roll Range	N/A	N/A	50°	50°	50°
GPS Position Accuracy	N/A	N/A	3m (10 ft) CEP	3m (10 ft) CEP	3m (10 ft) CEP
Weight	300g	600g	600g	300g	300g

Underwater Altimeters & Ultrasonic Depth Sensors

200m Mini Altimeter Kit Smart™ Sensor

Underwater/Subsea altimeter kit for AUVs, ROVs

The 200m Mini Altimeter Kit Smart™ Sensor is specially designed for AUVs, ROVs and marine robotics platforms. The kit consists of a compact transceiver board to be mounted on the vessel’s electronics chassis, and a separate underwater transducer that can withstand depths of up to 1000m.

The subsea altimeter can be programmed to operate in manual or fully automatic sounding modes. In full auto mode, sounding rate is variable with depth, while manual mode allows a configurable rate of up to 10 times per second.

Learn more: 200m Mini Altimeter Kit Smart™ Sensor

EchoRange™ 200 kHz Smart™ Sensor Products

Ultrasonic marine temperature and depth sensor

The 200 kHz EchoRange Smart Sensor is an ultrasonic underwater temperature and depth sensor that transfers its gathered NMEA 0183 data in real time to a computer via the RS422 standard. With embedded transceivers, sophisticated digital signal processing, and user-configurable depth range and ping rate resolution, it is ideal for applications such as inspection and hydrographic surveying.

The 200 kHz EchoRange+ Smart Sensor adds a bi-directional NMEA 0183 interface to the above sensor, and includes an OEM-exclusive Echo Envelope Developer Option. This provides a secondary transmit-only interface with a proprietary protocol using RS485, and allows users to obtain detailed echo envelope data which can be displayed as an analog waveform. Analysis of this data provides information about the seafloor type.

Learn more: EchoRange™ 200 kHz Smart™ Sensor Products

EchoRange+™ 30/200 kHz Smart™ Sensor

Ultrasonic marine temperature and depth sensor

The EchoRange+™ 30/200 kHz Smart™ Sensor is an ultrasonic underwater temperature and depth sensor capable of operation at either 30 kHz or 200 kHz. It transfers its gathered NMEA 0183 data in real time to a computer via the RS422 standard. With embedded transceivers, sophisticated digital signal processing, and user-configurable depth range and ping rate resolution, it is ideal for applications such as inspection and hydrographic surveying.

An OEM-exclusive Echo Envelope Developer Option is included. This provides a secondary transmit-only interface with a proprietary protocol using RS485, and allows users to obtain detailed echo envelope data which can be displayed as an analog waveform. Analysis of this data provides information about the seafloor type.

Learn more: EchoRange+™ 30/200 kHz Smart™ Sensor

Single & Multi-Beam Marine Transducers

M190 Survey Ultrasonic Transducer

Underwater ultrasonic transducer for surveying and profiling

The M190 is an underwater ultrasonic transducer for deep sea surveying and sub-bottom profiling applications, with efficient low-ringing arrays providing excellent performance and detail. It is constructed with a stainless-steel internal chassis for reduced impact damage and seamless SEALCAST urethane housing for long operational life.

The M190 deep water ultrasonic transducer can be mounted as an in-hull installation in a fiberglass hull, or adapted for use as a portable-mount. Stuffing tubes are available to form a watertight conduit for cable routing, in a variety of materials to match all hull types. 4 low-frequency options are available, from 12 kHz to 33 kHz.

Learn more: M190 Survey Transducer

M194 Broadband 200 kHz Transducer

Broadband transducer for marine surveys

The M194 is a Chirp-ready 200 kHz underwater transducer with excellent sensitivity for accurate shallow-water, river, harbor and estuary surveying. It has minimal side lobes for concentrated energy on target, providing excellent definition. It can also be “chirped” with a long pulse over a wide-frequency band, and users with adjustable-frequency echosounders can regulate the operating frequency and tailor the beamwidth to specific survey conditions.

Learn more: M194 Broadband 200 kHz Transducer

M563 Dual-Frequency Chirp-Ready Marine Transducer

Dual-frequency broadband underwater transducer

The M563 is a high-sensitivity broadband marine transducer for shallow-water and coastal surveying that delivers excellent broadband performance throughout low-frequency (25-45 kHz) and high-frequency (3 options) bands. It is capable of crisp waveforms at discrete frequencies, as well as broadband Chirp or coded waveforms.

The assembly can be mounted on a towed body, directly to a wood, steel, or fiberglass hull, or as an in-hull in a fiberglass hull for precise echo sounding. The seamless SEALCAST urethane housing provides long underwater operational life.

Learn more: M563 Dual-Frequency Chirp-Ready Marine Transducer

M74 Low-Frequency Marine Transducer

Low-frequency underwater transducer

The M74 is a low-frequency (12 kHz or 15 kHz options) marine transducer with ceramic arrays that provide exceptional deep-water performance for survey echosounding and detailed sub-bottom profiling. It offers Chirp capability with a longer pulse over a wide-frequency band.

Impedance can be customized to customer specifications using a matching transformer, and a bulkhead or in-line connector can be provided according to requirements.

Learn more: M74 Low-Frequency Underwater Transducer

SS538 200 kHz Broadband Transducer

Broadband marine survey transducer

The SS538 is a Chirp-ready 200 kHz stainless steel underwater transducer with excellent sensitivity for accurate shallow-water, river, harbor and estuary surveying. It can be chirped with a long pulse over a wide-frequency band, and users with adjustable-frequency echosounders can regulate the operating frequency and tailor the beamwidth to specific survey conditions. Frequency options include 80-130 kHz, 130-210 kHz and 200 kHz.

Learn more: SS538 200 kHz Broadband Transducer

SS549 200 kHz Stainless Steel Transducer

Rugged portable mount transducer for marine surveys

The SS549 200 kHz survey transducer is designed for shallow water, river and coastal survey applications with high-frequency and narrow beamwidth requirements. The narrow 3° beam and low side lobes result in high precision survey.

With a robust stainless-steel housing, the assembly can be easily attached to portable apparatus using the threaded stem.

Learn more: SS549 200 kHz Stainless Steel Transducer

Side-Scan Sonar Transducers

SS134 Side-Scan Transducer 340 kHz or 500 kHz

Small side-scan sonar for surveys & bottom mapping

The SS134 small side-scan transducer with 0.5°x48° beamwidth has been designed to meet the needs of oceanographic applications, such as surveying and detailed, high-resolution bottom mapping. High-frequency 340 kHz and 500 kHz versions are available, with custom configurations available upon request.

Learn more: SS134 Side-Scan Transducer 340 kHz or 500 kHz

SS82 Side-Scan Transducer 200 kHz

Large side-scan sonar for surveys & bottom mapping

The SS82 is a large 200 kHz side-scan transducer with 0.5°x48° beamwidth for demanding oceanographic applications, such as detailed, high-resolution surveying and bottom mapping. A dual-beam version is available and custom configurations can be provided upon request.

Learn more: SS82 Side-Scan Transducer 200 kHz

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