Accurate Ultrasonic Distance Sensor Distance Finder Using Ultrasonic Sensor
Product Description
Accurate Ultrasonic Distance Sensor Distance Finder Using Ultrasonic Sensor
Items |
Technical Parameters |
Image |
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Name |
21KHz anti-corrosive transducer C type（split type） |
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Model |
PHA-21-30FC-F |
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Frequency |
21KHz±5% |
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Detection Distance |
1.0～25m |
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Minimum Parallel lmpedance |
1100Ω±20％ |
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11000pF±20％ @1KHz |
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Sensitivity |
Driving Voltage：560Vpp，Distance：0.6m， Echo Amplitude：270mV |
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-40～+80℃ |
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≤3Kilos or0.3MPa |
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((Beamwidth) Half-power Beam Width @-3dB:13°±2， Sharp Angle:31°±4 |
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Housing Material |
PTFE |
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Usage |
Ultrasonic level gauge,Monitoring,Crashproof, Security |
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The lifting thread: M38×1.5，Bottom with thread:M78×2 |
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Protection Level |
IP68 |
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Weight |
1480g±5％（ length：10m） |
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Wiring Instructions |
separated type（four-wire）：Red: transducer+、white： transducer-、blue，black:temperature sensor（MF58）； separated type（Three-wire）：Red: transducer+、blue:temperature sensor+、black： Common Line－； |
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Admittance Curve |
Product Structure Diagram |
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Development Board Introduction:
DYSTM32F4 high frequency ultrasonic development board is based on STM32F407VGT6 microcontroller, including an onboard JLINK interface, 2 LEDs, 3 independent buttons, LCD12864 display interface, original ultrasonic transmitting circuit, original ultrasonic receiving circuit, UART asynchronous serial port + MAX232 level conversion chip, temperature sensor MF58 interface.