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. 

Applications

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

Features

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

Specifications

  • 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

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