EFRRUB40K5 Datasheet, PDF (1/5 Pages) Panasonic Semiconductor – Ultrasonic Ceramic Sensors

Ultrasonic Ceramic Sensors
(Ultrasonic Ceramic Transducers)
Type: U/H/S/Q
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.
s Features
q High output S.P.L.: 112 dB min. (Ex. EFRTUB40K5)
q High sensitivity: Ð45 dB min. (Ex. EFRRUB40K5)
q Excellent temperature and humidity durability
q Small in size
q Applicable to multi-function remote control system
because of its wide bandwidth
s Recommended Applications
Ultrasonic wave transmitter and receiver for;
q Proximity switch for burglar alarm system, parking
meter and automatic door opener
q Remote control equipment for such as air conditioner
and garage door opener
s Explanation of Part Numbers
1
2
3
4
5
6
EFR
Product Code
EFR
Ultrasonic
Ceramic Sensors
Applications
R
For reception use
T
For transmission use
7
8
9

Type
U
Stand ard Type
H
Compact Type
Temperature
S
Stable Type
Q Enclosed Type
10
11

Design No.
Nominal
Frequency
25K
40K
25 kHz
40 kHz
Construction of Element
B
Bimorph Type
Design, Specifications are subject to change without notice.
Ask factory for technical specifications before purchase and/or use.
Whenever a doubt about safety arises from this product, please inform us immediately for technical consultation without fail.
Ð EF72 Ð