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high resolution 21KHz anti-corrosive ultrasonic distance range transducer

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high resolution 21KHz anti-corrosive ultrasonic distance range transducer

21KHz |13°|1.0～25m| used for ultrasonic distance sensor,Ultrasonic level gauge,Monitoring,Crashproof,
Security,ultrasonic range finder,ultrasonic sensor for non-contact detect objects,etc.

About ultrasonic distance transducer, we can offer 14Khz 22Khz 40Khz 50Khz 75Khz 80Khz 125Khz 200Khz 300Khz 400Khz as for resonant frequency, Also we can accpet customization.

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Model:
PHA-21-30FC-F
Brand:
Piezohannas
Code:
PHA-21-30FC-F

Product Description

21KHz long-range ultrasonic distance sensor circuit diagram

Items	Technical Parameters		Image
Name	21KHz anti-corrosive transducer C type（split type）
Model	PHA-21-30FC-F
Frequency	21KHz±5%
Detection Distance	1.0～25m
Minimum Parallel lmpedance	1100Ω±20％
Capacitance	11000pF±20％ @1KHz
Sensitivity	Driving Voltage：560Vpp，Distance：0.6m， Echo Amplitude：270mV
Operating Voltage	Peak Voltage＜1500VPP
Operating Temperature	-40～+80℃
Pressure	≤3Kilos or0.3MPa
Angle	((Beamwidth) Half-power Beam Width @-3dB:13°±2， Sharp Angle:31°±4
Housing Material	PTFE
Usage	Ultrasonic level gauge,Monitoring,Crashproof, Security
Installation Dimension	The lifting thread: M38×1.5，Bottom with thread:M78×2
Protection Level	IP68
Weight	1480g±5％（ length：10m）
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－；
Admittance Curve		Product Structure Diagram

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