Power supply and detection circuit of two-wire system IEPE interface

The utility model discloses a two-wire system IEPE interface power supply and detection circuit, which comprises a power supply circuit and a detection circuit, and is characterized in that the power supply circuit comprises a voltage stabilizing diode, an adjustable potentiometer, a resistor and a triode; the detection circuit comprises a direct current bias removal circuit, an output limit value circuit and an amplification circuit. According to the utility model, the conversion of vibration signals can be realized, so that the purposes of simple structure, low cost and adjustable output current can be achieved. 本实用新型公开了一种两线制IEPE接口的供电及检测电路，包括：供电电路和检测电路，其中，供电电路包括：稳压二极管、可调电位器、电阻器、三极管；检测电路包括：直流偏置移除电路、输出限值电路、放大电路。本实用新型能实现对振动信号的转换，从而能达到结构简单、成本低廉，输出电流可调的目的。