GE Renewable Energy
GE Renewable Energy is a global leader in advanced technology focusing on wind, hydro, and solar ……...

The ultrasonic AT120 Airducer® Transducer from Airmar reliably delivers unparalleled sensing performance with level, flow, distance, proximity and object detection measurement applications. Itoperates at 125 kHz and has a sensing range from 15 cm to 7 m. The AT120 includes rugged sealed construction, and PVDF housing is available for more chemically aggressive environments.
Applications
Automation control
Robotics
Proximity
Level measurement
Obstacle avoidance
AIRMAR AT120 Ultrasonic Transducer
Video Credit: AIRMAR Technology Corporation
Features
The cylindrical design enables installation in different applications
Rugged sealed construction
Options
10 KΩ thermistor available for temperature compensation
Available in PVDF housing for use in chemically aggressive environments
Specifications
Peak operating frequency: 125 kHz ± 4%
Minimum receive sensitivity: −169 dB re, 1 V/µPa at the best receive frequency
Minimum transmit sensitivity: 107 dB re, 1 µPa/V at 1 m at best transmit frequency
Minimum and maximum sensing range*: 15 cm to 7 m
Minimum parallel resistance: 420 Ω, ±30%
Operating temperature: −40 to 90 °C (−40 to 194 °F)
Weight: 20 g (0.7 oz)
Typical sensing range: 20 cm to 3 m (8″ to 10′)
Housing material: Glass-filled polyester
Beamwidth: 12° ± 2° at −3 dB
Free capacitance: 1000 pF ± 20% at 1 kHz
Maximum driving voltage: 800 Vpp at 2% duty cycle tone burst
Acoustic window: Glass reinforced epoxy
*Pulse-Echo Mode: The best-case situations are the minimum and maximum ranges. Depending on the driving circuitry and signal processing, the actual range may vary.
Acoustical Data

Image Credit: AIRMAR Technology Corporation
Dimensional Drawings

Image Credit: AIRMAR Technology Corporation
GE Renewable Energy is a global leader in advanced technology focusing on wind, hydro, and solar ……...
SEL makes electric power safer, more reliable, and more economical. To accomplish this mission, w……...
Peterson Instruments was formed March 25, 1975 by Gary Peterson in Camrose Alberta. The business ……...
PowTechnology have been intelligent automation specialists for over 30 years. We harness data fro……...
Digitizing Movement You don’t have to look far to see the impact of advanced movement tech……...
The Australian Academy of Technology and Engineering is a Learned Academy of independent experts ……...
Qubit Systems Inc specializes in the design of instrumentation for research and teaching in the biological sciences, with a scope ranging from plant physiology to human respirometry. Our aim is to ……
The UK's leading reseller for all major brands of weather instruments. Weather shop serves B2C, B2E and B2B customers in the UK and world wide. From consumer devices from the likes of Oregon S……
The mission of New Infrared Technologies is to put in the market affordable IR detectors with the aim to facilitate the development of all kinds of new applications based on IR detection which were……