利用反馈回路提高压力机PLC控制系统的安全性

To increase the security of metalforming machine bya feedback circuit

介绍了一种使用反馈回路来提高压力机安全性的方法。针对压力机工作方式的特点和PLC及其组件的硬件配置和软件功能,说明了反馈回路实现的功能。

A way using a feedback circuit to increase the security of metalforming machine has been introduced,with description of function of the feedback circuit,contraposing to the characteristic of the metalforming machine operation mode and hardware of PLC and software programming.