Cylindrical ultrasonic transducer AT75 Airducer®

piezoelectricacousticultrasonic

Applications: - Level measurement - Open channel flow - Proximity - Obstacle avoidance - Robotics Features: - Rugged sealed construction - Cylindrical design allows for installation in various applications Options: - AR style with threaded cap available - Complete assembly or kit versions - Available in PVDF housing for use in chemically aggressive environments - 10 KΩ thermistor available for temperature compensation Specifications: - Peak Operating Frequency: 75 kHz ±4% - Minimum Transmit Sensitivity: 111 dB re, 1µPa/V at 1 m at best transmit frequency - Minimum Receive Sensitivity: -162 dB re 1V/µPa at best receive frequency - Minimum Parallel Resistance: 170 Ω, ±30% - Minimum and Maximum Sensing Range*: 20 cm to 10 m - Typical Sensing Range: 25 cm to 7 m (10" to 23') - Free Capacitance: 1850 pF ±20% at 1 kHz - Beamwidth: 15° ±2° at -3 dB - Maximum Driving Voltage: 1000 Vpp at 2% duty cycle tone burst - Operating Temperature: -40 to 90°C (-40 to 194°F) - Weight: 45 g (1.6 oz.) - Housing: Glass filled polyester - Acoustic Window: Glass reinforced epoxy