Air Ultrasonic Ceramic Transducers 400PT120
Features
  • Compact and light weight
  • High sensitivity and sound pressure level
  • Excellent temperature and humidity durability
  • Low cost
  • Applications
  • Remote control devices
  • Robotics
  • Intrusion Alarms
  • Energy saving equipments
  • Specification
    400PT120 Transceiver
    Center Frequency 40.0±1.0KHz
    Bandwidth(-6dB) 2.0KHz
    Transmitting Sound Pressure Level
    at resonant frequency; 0dB re 0.0002µbar per 10Vrms at 30cm
    115dB min.
    Receiving Sensitivity
    at resonant frequency; 0dB=1 volt/µbar
    -68dB min.
    Nominal Impedance (Ohm) 1000
    Ringing (ms) 1.2 max.
    Capacitance at 1KHz ± 20% 2400pF
    Max.Driving Voltage 100Vp-p @20 bursts, 25 ms repetition rate
    Total Beam Angle -6dB 85° typical (400PT120)
    120° typical (400PT12P)
    Operation Temperature -30 to 70° C
    Storage Temperature -40 to 80° C
    All specification taken typical at 25°C; closer frequency tolerance can be supplied upon request.
    Models available
    1. 400PT120 Aluminum Housing
    2. 400PT120 Black Aluminum Housing
    2. 400PT12P Plastic Housing
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