Airmar's UST800/UST850 Series Shipping Now

AIRMAR UST800/UST850 Smart™ Sensor

Ultrasonic Smart™ Sensor for Cruising and Racing
AIRMAR’s new UST800/UST850 just turned your maintenance time into more cruising time…and made your boat smarter
too. Ultrasonic speed and temperature in one single housing with no moving parts makes this sensor a high precision, low
maintenance solution for use on power and sail boats of all types and sizes. Say goodbye to paddlewheel maintenance
and hello to Smart technology, from the company who invented the Smart™ Sensor.
• Ultrasonic Speed & Temperature in one housing with no moving parts
• Advanced filtering and sampling rates for increased accuracy at all speeds
− Data update rate up to 10 x per second
− Speed Range (0.1 to 50 knots)
• Adapts automatically to increases in speed so accuracy
remains constant

Paddlewheel maintenance… a thing of the past
With an ultrasonic speed sensor, paddlewheel maintenance becomes a thing of the past. Enjoy the performance advantage of ultrasonic speed which updates faster and provides maintenance free reliability all season. AIRMAR’s UST800/850 features patented Adaptive Signal Processing which provides unmatched speed sensitivity that adjusts to the speed, depth and water clarity. All this with no paddlewheel to pull and maintain… AIRMAR just turned your maintenance time into more cruising time!

As AIRMAR constantly improves its products, all specifications are subject to change without notice. All AIRMAR
products are designed to provide high levels of accuracy and reliability, however they should only be used as
aids to navigation and not as a replacement for traditional navigation aids and techniques. Smart™ is a trademark
of Airmar Technology Corporation. Other company or product names mentioned in this document may be
trademarks or registered trademarks of their respective companies, which are not affiliated with AIRMAR.

Correlation Speed Sensor
Transmitting Frequency 4.5 MHz
Pulse Repetition Frequency 0.5 kHz to 12 kHz (varies with speed)
Speed Range 0.1 to 50 knots (57 MPH)
Available Outputs NMEA 0183 or NMEA2000®
Water Temperature Range -4°C to 40°C (24.8°F to 104°F)
Water Temperature Accuracy +0.5°C (+1.0°F)
Supply Voltage 9 VDC to 16 VDC
Supply Current 80 mA – 200 mA,
Average 125 mA @12VDC
Thru-Hull Housing Material Plastic, bronze or stainless steel
Thru-Hull Housing Diameter 51 mm (2”)
Sensor Material Plastic insert
Blanking Plug Yes
Weight 1.4 kg (3 lb)—Plastic
1.8 kg (4 lb)—Bronze
CE Compliant Yes
Part numbers: UST800: 44-202-1-01
UST850: 44-195-1-01

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