Open type ultrasonic sensors have wide applications for remote controller, burglar alarm, object detectors and range finders. Compare with the water proof type ultrasonic sensors, they have a much longer detection distance, but they can’t be used in dirty or wet conditions.
NO. | Item | Specification |
1 | Center Frequency | 40±1.0KHz |
2 | Sound Pressure Level | ≥115dB |
3 | Sensitivity | ≤-65dB |
4 | Bandwidth | 2.0KHz |
5 | Beam Angle | 55° typical |
6 | Static capacitance | 2100pF±20% |
7 | Max.Driving Voltage | 20V rms |
8 | Metaic Capacitance | ABS 757(black) |
9 | Operating temperature | -20℃~+70℃ |
10 | Storage temperature | -30℃~+80℃ |