200Khz Accurate Ultrasonic Air Range Transducers for Distance Measurement
Technical parameters:
| Model | PHQ200-2 |
| Center resonant frequency(kHz) | 200KHZ±4% |
| frequency bandwidth | 16kHz |
| integrated sensitivity0 dB=200 Vp-p;period:50; distance:20cm | -60dB min |
| Detecting distance | 0.10-2M |
| dead zone | <0.10M |
| Launch angle beam (-3dB full angle) | 7±2° |
| Electrostatic capacitance | 400PF±20% |
| Minimum parallel impedance(underwater) | 600±30% |
| Maximum working voltage(duty cycle 2%) | <500V |
| Operating temperature | -20~80ºC |
| Protection level | IP65 |
| Housing Material | aluminium alloy |
Photo:
Outline Dimension:
Frequency-Resistance Curve:
Frequency-Phase Angle Curve:
Sensitivity Test:
Transmitting voltage:200Vp-p; period: 50; distance: 20CM
Directivity Curve:
Features of Ultrasonic Transducer:
1.Small size and light-weight
2. High sensitivity and high sound pressure
3.Low power consumption
4.High reliability
Application:
1.Position Location
2.Approach measurement
3.Traffic Measurement
4.Avoiding Obstacles