热工仪表系统的“信号地”电位问题

On Signal Ground Potential in Instrument System

通过对一些信号地电位处理不当的实例分析 ,说明在工程设计中地电位问题必须加以重视。

Through the analysis of improper treatment of signal ground potential, this paper illustrate that attention shall be paid for the project design of ground potential.