Product Overview
BBFM-Q200K is a 200 kHz ultrasonic transducer for ultrasonic gas flow meters and gas metering modules. It can be integrated as a transmitting and receiving acoustic element in gas-flow measurement systems, including OEM instruments and measurement equipment requiring a stable acoustic path.
The transducer provides a 12° nominal beam angle, IP65 protection, and an operating temperature range of -20 to 70 °C. It is suitable for use as an acoustic measurement component in a range of gas-flow metering equipment.
Key Features
- 200 kHz center operating frequency
- 12° nominal beam angle
- Designed for integration into ultrasonic gas flow meters
- Environmental pressure below 0.3 MPa
- IP65 protection
- Approximate unit weight of 3.5 g
Technical Specifications
| Parameter | Value |
|---|---|
| Center operating frequency | 200 kHz ±4% |
| Frequency bandwidth | ±5% |
| Combined transmitting and receiving sensitivity | >1.5 V |
| Sensitivity test conditions | 3 Vp-p, 8 cycles, 8 cm transmitter-to-receiver distance |
| Beam angle (-3 dB full angle) | 12° ±2° |
| Capacitance | 2000 pF ±20% |
| Minimum parallel impedance | 250 Ω ±30% |
| Maximum operating voltage | <100 V, pulse, 2% duty cycle |
| Environmental pressure | <0.3 MPa |
| Operating temperature | -20 to 70 °C |
| Weight | 3.5 g |
| Wire specification | 0.2 mm PTFE wire |
| Protection rating | IP65 |
| Parameter test temperature | 25 °C |
Typical Applications
- Ultrasonic gas flow meters
- Gas-flow measurement modules
- Industrial gas metering equipment
- OEM ultrasonic gas measurement systems