Compact AT200 Airducer® Ultrasonic Air Transducer for Multiple Applications

Airmar's AT200 Airducer® Transducer reliably delivers unparalleled ultrasonic sensing performance with level, flow, distance, proximity and object detection measurement applications. Itoperates at 200 kHz and its sensing range is 10 cm to 3 m. The AT200 includes rugged sealed construction, and PVDF housing is available for more chemically aggressive environments.

Applications

Automation control

Level measurement

Robotics

Obstacle avoidance

Proximity

AIRMAR AT200 Ultrasonic TransducerPlay

Video Credit AIRMAR Technology Corporation

Features

Rugged sealed structure

The cylindrical design makes it easy for installation in various applications

Offered in PVDF housing suitable for chemically aggressive environments

Specifications

Peak operating frequency: 200 kHz ± 4%

Beamwidth: 12° ± 2° at −3 dB

Weight: 6 g (0.2 oz)

Acoustic window: Glass-reinforced epoxy

Housing material: Glass-filled polyester

Maximum driving voltage: 500 V_pp at 2% duty cycle tone burst

Minimum receive sensitivity: −174 dB re 1 V/µPa at best receive frequency

Minimum parallel resistance: 180 Ω, ±30%

Minimum and maximum sensing range^*: 10 cm to 3 m

Minimum transmit sensitivity: 105 dB re, 1 µPa/V at 1 m at best transmit frequency

Typical sensing range: 12 cm to 2 m (5" to 6')

Operating temperature: −40 °C to 90 °C (−40 °F to 194 °F)

Free capacitance: 500 pF ± 20% at 1 kHz

^*Pulse-Echo Mode. Maximum and minimum ranges are best-case scenarios. Depending on signal processing and drive circuitry, the actual range may differ.

Acoustical Data

Image Credit: AIRMAR Technology Corporation

Dimensional Drawings

Image Credit: AIRMAR Technology Corporation