The ultrasonic ATK120 Airducer® Transducer from Airmar reliably delivers non-contact level, flow, distance, proximity and object detection measurement. It operates at 125 kHz and its sensing range is 15 cm to 5 m. The ATK120's rugged one-piece Kynar PVDF housing makes it suitable for the most chemically aggressive environments.
Applications
- Automation control
- Obstacle avoidance
- Food and beverage processing
- Level measurement
- Proximity sensing
Features
- The cylindrical design allows for installation in various applications
- Rugged one-piece PVDF housing is US FDA compliant
Options
- 10 KΩ thermistor available for temperature compensation
Specifications
- Peak operating frequency: 125 kHz ± 4%
- Minimum and maximum sensing range*: 15 cm to 5 m
- Minimum receive sensitivity: −172 dB re 1 V/µPa at best receive frequency
- Minimum transmit sensitivity: 102 dB re, 1 µPa/V at 1 m at best transmit frequency
- Minimum parallel resistance: 500 Ω, ±30%
- Maximum driving voltage: 800 Vpp at 2% duty cycle tone burst
- Weight: 30 g (1.1 oz.)
- Typical sensing range: 20 cm to 3 m (8″ to 10′)
- Free capacitance: 1000 pF ± 20% at 1 kHz
- Operating temperature: −40 °C to 90 °C (−40 °F to 194 °F)
- Beamwidth: 10° ± 2° at −3 dB
- 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
Image Credit: AIRMAR Technology Corporation
Dimensional Drawings
Image Credit: AIRMAR Technology Corporation