Posted in | Piezoelectric Sensors

Compact ATK200 Airducer® Ultrasonic Air Transducer for Chemically Harsh Environments

The ultrasonic ATK200 Airducer® Transducer from Airmar brings proven dependability to level, flow, distance, proximity and object detection measurement applications. It operates at 200 kHz and its sensing range is 10 cm to 3 m. The ATK200's rugged one-piece Kynar PVDF housing makes it suitable for chemically aggressive environments. 


  • Automation control
  • Obstacle avoidance
  • Level measurement
  • Flow monitoring
  • Proximity sensing


  • The cylindrical design allows for installation in various applications
  • Rugged one-piece PVDF housing is US FDA compliant


  • Peak operating frequency: 200 kHz ± 4%
  • Minimum and maximum sensing range*: 10 cm to 3 m
  • Minimum receive sensitivity: −180 dB re 1 V/µPa at best receive frequency
  • Minimum parallel resistance: 300 Ω, ±30%
  • Minimum transmit sensitivity: 102 dB re, 1 µPa/V at 1 m at best transmit frequency
  • Beamwidth: 10° ± 2° at −3 dB
  • Typical sensing range: 12 cm to 2 m (5″ to 6.5′)
  • Maximum driving voltage: 500 Vpp at 2% duty cycle tone burst
  • Weight: 6 g (0.2 oz.)
  • Operating temperature: −40 °C to 60 °C ( −40 °F to 194 °F)
  • Free capacitance: 500 pF ± 20% at 1 kHz
  • Acoustic window: Kynar® 720
  • Housing material: Kynar® 720

*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

ATK200 Airducer® Transducer

Image Credit: AIRMAR Technology Corporation

Dimensional Drawings

ATK200 Airducer® Transducer

Image Credit: AIRMAR Technology Corporation

Other Equipment by this Supplier

While we only use edited and approved content for Azthena answers, it may on occasions provide incorrect responses. Please confirm any data provided with the related suppliers or authors. We do not provide medical advice, if you search for medical information you must always consult a medical professional before acting on any information provided.

Your questions, but not your email details will be shared with OpenAI and retained for 30 days in accordance with their privacy principles.

Please do not ask questions that use sensitive or confidential information.

Read the full Terms & Conditions.