1.1 MHz ultrasonic ranging in liquids
The BBFM-Q1P1M is an ultrasonic transducer for liquid ranging with a center frequency of 1.1 MHz. It features a 316 stainless steel housing, a 6.7° half-power beam angle, IP68 protection and a pressure rating up to 1 MPa, making it suitable for short-range distance measurement, target detection and ultrasonic echo measurement in liquids.
Technical specifications
| Parameter | Specification |
|---|---|
| Model | BBFM-Q1P1M |
| Center frequency | 1.1 MHz ±5% |
| Minimum impedance | 150 Ω ±20% |
| Capacitance | 1,200 pF ±20% at 1 kHz |
| Operating voltage | Peak-to-peak voltage <300 Vpp |
| Operating temperature | -40 to +80°C |
| Pressure rating | ≤1 MPa |
| Half-power beam angle at -3 dB | 6.7° ±10% |
| Housing material | 316 stainless steel |
| Protection rating | IP68 |
Applications
- Short-range distance measurement in liquids
- Target detection in liquids
- Ultrasonic echo measurement in liquids
Selection and integration
Selection should account for the liquid medium and temperature, required acoustic path, target geometry, available installation space, operating pressure, ingress protection, and the drive and receive electronics.