TO0139-000 & TO0140-000

Open Type Ultrasonic SensorModel：TO0139-000 & TO0140-000

Open-type sensors are classified into 3 types: transmitter, reciever. It features wide measuring range and strong anti-interference ability. Open type sensors are mainly used in car alarm devices, distance measuring device and remote control system.

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Features

- Can measure obstacle with different shape and material

- Cannot be influenced by ambient light

- Has a large measuring range

Dimensions

open type ultrasonic transducer -AUDIOWELL jpg

Specifications

Item	TO0139-000	TO0140-000
Center Frequency	40±1.0KHz
Sound Pressure Level	≥117dB	------
Sensitivity	------	≥-67dB
Beam Angle	90°
Capacitance	2200±20%pF
Max. Driving Voltage	40Vp-p
Working Temperature	-40 °C~+85 °C