Open Structure Ultrasonic Sensor TA004012T-R

Open Structure ultrasonic sensor TA004012T-R

40KHz Open Type Ultrasonic Distance Sensor

Open Structure Ultrasonic Sensor TA004012T-R Technical parameters:

ModelTA004012TTA004012R
Center resonant frequency(kHz)40KHZ ± 1.0Khz 40KHZ ± 1.0Khz
FunctionTransmitterReceiver
ConstructionOpen structure typeOpen structure type
Sound pressure level112dB min/
Sensitivity/-70dBmin
Directivity80° ± 15° (-6dB)80° ± 15° (-6dB)
Electrostatic capacity2400Pf± 20%2400Pf± 20%
Maximum operating voltage
(Pulse Duty cycle ratio 2%)
40Vp-p40Vp-p
Operating temperature-20 ~70℃-20 ~70℃
Storage temperature-40 ~85℃-40 ~85℃
Size (diameter * height, mm) Φ12×10Φ12×10
Case MaterialAluminumAluminum
Connection2pin2pin
Weight15g15g

Environmental Characteristics
Open Structure Ultrasonic Sensor TA004012T-R

1) Sound Pressure Level and Sensitivity shall not change by more than 15dB in
temperature range of -20° C to 70° C, at a relative humidity of 30%..
2) Sound Pressure Level and Sensitivity shall not change by more than 6dB in the
humidity of 10% to 90%, At the temperature of 25° ..
3) MOISTURE
Keep the sensor at 40° C± 2° C and 90° C to 95° C R.H for 96± 4 hours. Then,
release the sensor into the room conditions for 24 hour prior to the measurement.
It shall fulfill the specifications in Table 1.
4) VIBRATION
Subject the sensor to the vibration for 1 hour each in the X.Y and Z axes with the
amplitude of 1.5mm at 10 to 55 Hz. It shall fulfill the specifications in Table 1.
5) HIGH TEMPERATURE EXPOSURE
Subject the sensor to 80± 5° C for 24± 1 hours. then, release the sensor into the
room conditions for 1 hour prior to the measurement. It shall meet the
specifications in Table 1.
6) LOW TEMPERATURE EXPOSURE
Subject the sensor to -30± 5° C for 24± 1 hours. Then release the sensor into the
room conditions for 1 hour prior to the measurement. It shall meet the
specifications in Table 1.

ITEMSPECIFICATION
Center FrequencyWithin 0.5KHz Compared With Initial Values
Sound Pressure LevelWithin 3dB Compared With Initial Values
SensitivityWithin 3dB Compared With Initial Values

※ NOTES
– This sensor is designed for use in air. Do not use this sensor in fluid.
– To prevent sensor malfunctions, operational failure or any deterioration of its
characteristics, do not use this sensor in the following, or similar conditions.

A.In strong shock or vibration.
B.In high temperature and humidity for a long time.
C.In corrosive gases or sea breeze.
D.In an atmosphere of organic solvents.
E. In dirty and dusty environments that may contaminate the sensor front.