摘要
本文讨论了电子式电能表的工作原理,并介绍了一种RS-485接口电能表的硬件设计方案,最后再对该电能表电路和通信接口设计进行了分析。
The principle of electrical energy meater was described in this paper. The design programme of electrical energy meter with RS-485 interface was introduced, and the designs of its circuit and communication interface were analysed.
出处
《上海计量测试》
2005年第2期17-19,共3页
Shanghai Measurement and Testing
