40KHz Ultrasonic Transducer Distance Measurement for Ultrasonic Level Sensor 

Technical parameters:
 

 

Items	Technical Parameters		Image
Name	40KHz Anticorrosive transducer
Model	PHA-40-12FB-F
Frequency	40KHz±5%
Detection Distance	0.5~12m
Minimum Parallel lmpedance	Ω±20%
Capacitance	pF±20% @1KHz
Sensitivity
Operating Voltage	Peak Voltage<1500Vpp
Operating Temperature	-40~+80ºC
Pressure	≤3Kilos or 0.3MPa
Angle	(Beamwidth)Half-power Beam Width@-3dB:9°±10%, Sharp Angle:21°±10%
Housing Material	PTFE
usage	Ultrasonic level gauge, ultrasonic anti-collision, ultrasonic rangefinder
Installation Dimension	Bottom thread M60×2 or G2A
Protection Level	IP68
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

  
                       
 
  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