Air Transducer 400 KHz High Voltage

400 KHz Air Transducer. Water proof and it is Transmitter/Receiver on the same unit. 
Maximum Operating Voltage 500Vp-p.

Housing Material: Aluminum
Dimensions: 10mm X 7.5mm
Nominal frequency fr: 400kHz ± 2%
Wires/Connections: 7.5mm and 10.5mm contact Pins
Sensitivity: -80dB min  (0dB=100Vp-p. 10Bursts\10cm)
Typical Directivity (-6dB): 7±2°
Detecting Range: 0.12m ~ 1m
Distance Detection: 0.1~0.5m
Capacitance: 170pF±20% 
Max. Input Voltage: =500 Vp-p (2% duty cycle tone burst)
Waterproof Class: IP65
Working Temperature: -20～70℃
Test Condition: 22±3 °C 40~70% R.H.

Applications, among others, are: Distance Meter, Distance Sensor, Sound Detector, Robot Navigation, Send/Receive data, location, traffic measurement.

Notes: Minimum sensor range: 10cm. Maximum sensor range: 0.5m (Pulse-Echo Mode). Actual range may vary, depending on drive Circuitry and signal processing.