開放式超聲波傳感器分為發(fā)射型、接收型和收發(fā)一體型三類，具有測量范圍大，抗干擾能力強(qiáng)的特點(diǎn)，主要用超聲波測距裝置（如測距儀）、防盜報(bào)警裝置及玩具和其它電子設(shè)備的遙控裝置等。
■MODEL: KT25-T/R1602
■ELECTRICAL SPECIFICATION:
Center frequency(KHz)
25.0KHz±1.0KHz
Transmitting Sound Pressure Level(dB)
110min(0dB=0.02mPa)
Receive Sensitive(dB)
-82min(0dB=1V/μbar)
-6 dB Directivity (deg)
65
Ringing
≤1.2ms
Function
Transmitter / Receive
capacitance (pF)
2500±15﹪
Allowable Input Voltage(Vp-p)
20Vrms
Operating Temperature (℃)
-30～80℃
Storage Temperature (℃)
-40~+85℃
Metals of case
Aluminum
Terminal
PIN
Weight(g)
2.6g