125Khz Ultrasonic Level Transducer IP68 for Ultrasonic Level Meters  



Technical parameters:
 

Items	Technical Parameters		Image
Name	125KHz ultrasonic transducer
Model	PHA-125-02B
Frequency	125KHz±5%
Detection Distance	0.12~2m
Minimum Parallel lmpedance	1500Ω±20%
Capacitance	450pF±20% @1KHz
Sensitivity	load driving voltage:300Vpp,Distance:0.3m,Echo Amplitude:15mV
Operating Voltage	Peak Voltage<1200 Vpp
Operating Temperature	-40~+80ºC
Pressure	≤3Kilos or 0.3MPa
Angle	(Beamwidth)Half-power Beam Width@-3dB:10.1°±10%, Sharp Angle:23.9°±10%
Housing Material	ABS
usage	Ultrasonic level meter, ultrasonic sensor, ultrasonic gas flowmeter
Installation Dimension	dimension:ø16*19
Protection Level	IP68
Weight	12g±5%(wire length:20cm)
Wiring Instructions	interface: red: transducer +, white: transducer -, black: shielded wire, ( temperature sensor is optonal)
Admittance Curve		Product Structure Diagram

 
 
                     
 
Block diagram of ultrasonic Distance transducer :

Schematic Diagram of Temperature Sensor (model: MF58_502F3470):



Integrated type Cable instruction:   
1.Wiring instruction of transducer: interface (3pin, 2.54mm terminal)
Red: transducer +      
White: transducer -         
Black: shielding



2.Cable Instruction of Temperature Sensor: interface (3pin, 2.0mm terminal)


Red and black are temperature sensor wiring


 Split type: standard 10m cable, with each additional 50m of cable, the signal attenuation is 6dB

Three-core wiring instructions:                
                        
    Red: Transducer +
     Blue: temperature sensor +
     Black: Public-


 Four-core wiring instructions:

Red: Transducer +                      
Yellow: Transducer-
Blue, black: temperature sensor