Part Number: SMATR175D28PK
Our Piezo Air Transducer is Water proof and it is Transmitter/Receiver on the same unit. Housing Material: Plastic & CopperDimensions: 28mm X 12.3mmNominal frequency fr: 175kHz ± 2%Wires/Connections: 32mm WiresSensitivity: -68 dB Min. (0dB = 100Vpp 10 Bursts/20cm)Capacitance: 600pF±20%Max. Input Voltage: 150Vp-p (Impulse wave)Ringing: 0.6 ms Max.Tipical Directive (-6dB): 10ºTest Condition: 22±3 °C 40~70% R.H.* Actual properties will depend on driving circuit. Applications, among others, are: Distance Meter, Distance Sensor, Sound Detector, Robot Navigation, Send/Receive data, locating, Flow measurement, traffic measurement.