【摘要】 介绍了一种多功能单相数字电能表的设计方法,该电能表不仅实现了高精度的计量功能,还具有预付费、复费率、红外通信、RS485串行通讯等功能.能更好地适应自动化供电系统的需求.更多还原

【Abstract】 The design of a multifunctional digital electric-energy meter is introduced.The features of the meter are:high accuracy of measurement,having the function of prepayment and multi-rate,infrared communication,and RS-485 communication,etc.更多还原