400Khz Brass Ultrasonic Sensor for Wind Speed
Product Description
400Khz Brass Ultrasonic Sensor for Wind Speed
Technical parameters：
Model |
PH00400F02A |
Center resonant frequency (kHz) |
400KHZ±4% |
Fequency Bandwidth |
40kHz |
Blind spots |
<5cm |
Launch angle beam (-3dB full angle) |
15° |
Sending and receiving sensitivity(0 dB=20 Vp-p；period：5; distance：10cm,transmission gain:40dB) |
-80dB min |
Electrostatic capacitance |
180PF±20% |
Minimum parallel impedance |
600Ω±30% |
Maximum working voltage (Pulse - 2% duty cycle) |
＜300V |
Operating temperature |
-20 ~70℃ |
Protection level |
IP67 |
Case Material |
brass |
Photo:
Outline Dimension：
Frequency-Resistance Curve：
Frequency-Phase Angle Curve：
Sensitivity Test:
Transmitting voltage:20Vp-p; period: 5; distance: 10CM；
transmission gain:40dB
Application:
ultrasonic wind speed gauge