介绍了一种西门子公司生产的带编程的超小型可编程控制器LOGO ！用于大楼消防控制柜的设计方案。
A mini PLC LOGO! With programming, which is produced by Siemens Company, was introduced for the design scheme of a building fire control cabinet.
板形平坦度自动控制系统是板带材冷连轧机过程控制系统的重要组成部分。
Flatness automatic control system is an important part of process control system of sheet or strip continuous cold rolling mill.
带远程控制装置的两阶段减压阀。
Two-stage pressure relief valve with provision for remote control.
特点：采用带尾座的自动顶针设计，采用气动预顶进刀、走刀、PLC程控。
Features: apply automatic thimble design with tail seat, use pneumatic to pre-pushing feeding knife, path knife, PLC programming.
介绍使用西门子公司生产的S7- 200型可编程控制器(PLC)，实现对安全带使用寿命的检测。
The S7-200 of PLC of the Siemens to realize the check of the safety belt usage life-span is introduced.
介绍使用西门子公司生产的S7- 200型可编程控制器(PLC)，实现对安全带使用寿命的检测。
The S7-200 of PLC of the Siemens to realize the check of the safety belt usage life-span is introduced.
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