Technical parameters:
Items | Technical Parameters | Image | |
Name | 125KHz ultrasonic transducer | ![]() | |
Model | PHA-125-02E | ||
Frequency | 125KHz±5% | ||
Detection Distance | 0.12~2m | ||
Minimum Parallel lmpedance | 2000Ω±20% | ||
Capacitance | 700pF±20% @1KHz | ||
Sensitivity | No load driving voltage:200Vpp,Distance0.3m, Echo Amplitude:5mV | ||
Operating Voltage | Peak Voltage<1000 Vpp | ||
Operating Temperature | -40~+80ºC | ||
Pressure | ≤3Kilos or 0.3MPa | ||
Angle | (Beamwidth)Half-power Beam Width@dB:12°±10%, Sharp Angle:29°±10% | ||
Housing Material | POM | ||
Installation Dimension | See product structure drawing for details | ||
Protection Level | IP68 | ||
Weight | 12g±5%(wire length:20cm) | ||
Wiring Instructions | interface: red: transducer +, white: transducer -, black: shielded wire, (temperature sensor is optional) | ||
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