Open Type Ultrasonic Transducer For ROA System
- AUDIOWELL
- GUANGZHOU, CHINA
Features
- Long mearsuing range
- Strong anti-interference ability
Open Type Ultrasonic Transducer For ROA System
ROA system ( Rear Passenger Monitoring System）uses open type ultrasonic sensor to measure the moving object in the vehicle rear seat.The principle is TOF (Time of flight). When there is any moving object in the rear seat, such as human or pet, the driver will be reminded by the alarm.
Specifications
Model | TO0101-004 | TO0104-004 |
Center frequency | 40±1.0KHz | |
Sound Pressure Level | 117~122dB | --- |
Sensitivity | --- | -60~-55dB |
Beam Angle | 90°typical | |
Capacitance | 1900±20%pF | |
Max. Driving Voltage | 40Vp-p | |
Working Temperature | -40 to +90℃ | |
Function | Transmitter | Receive |
Applications
- ROA system ( Rear Passenger Monitoring System）
