500 m underwater ranging and depth measurement
The BBDM-D35K is a 35 kHz ultrasonic transducer for underwater ranging and depth measurement over a reference range of 500 m. Applications also include underwater robot obstacle avoidance, tank and water-body distance measurement, and underwater target detection.
Omnidirectional horizontal coverage
The acoustic field is horizontally omnidirectional.
Technical characteristics
| Center frequency | 35 kHz ±5% |
|---|---|
| Recommended range | 500 m |
| Acoustic field | Horizontally omnidirectional |
| Minimum impedance | 70 Ω ±20% |
| Capacitance | 26500 pF ±20% at 1 kHz |
| Operating voltage | Peak voltage <300 Vpp |
| Operating temperature | -10 to +40°C |
| Pressure rating | ≤3 kgf or 0.3 MPa |
| Protection rating | IP68 |
Applications
- Underwater ranging and depth measurement
- Underwater robot obstacle avoidance
- Distance measurement in tanks and bodies of water
- Underwater target detection