摘要
介绍了用PLC高速计数器和电压/频率传感器累计测量脉冲的原理,阐明了应用中需注意的事项,通过程序实例详实介绍了测量模拟电压信号的方法。
The principle of measuring pulse accumulatively by PLC high speed counter and voltage/frequency sensor is introduced. The matters needing attention in practice is expounded, the method oi measuring voltage signal is introduced through program examples.
出处
《电源技术应用》
2003年第4期9-10,159,共3页
Power Supply Technologles and Applications
