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Ultrasonic Ceramic Sensors
Ultrasonic Ceramic Sensor consisting of a disc type/a
bimorph type piezoelectric ceramic vibrator is a sensor
for transmitting and receiving ultrasonic wave in the air.
omn Features
.cl High output S.P.L.: 130 dB min. (Ex. EFRTGB38K1)
l High sensitivity: Ð45 dB min. (Ex. EFRRUB40K5)
l Excellent temperature and humidity durability
Ul Small in size
t4n Precautions for Safety (See Page 231)
een Explanation of Part Numbers
n Recommended Applications
Ultrasonic wave transmitter and receiver for;
l Proximity switch for burglar alarm system, parking
meter and automatic door opener
l Remote control equipment for such as air conditioner
and garage door opener
l Detection of objects.
l Back alarm system for automobiles and distance
meter.
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