它由触摸屏和PLC等元件组成，取代传统的继电接触器控制装置。
It includes GOT? PLC and other devices. This system replaces traditional relay control system.
使用继电器、接触器、按钮、空气开关、行程开关等低压电器构成的控制电路称为继电接触控制电路。
Use relays, contactor, button, air switch and travel switch etc low-voltage constitute control circuit called relay contact control circuit.
逻辑模块对某通用船舶继电接触器辅机控制线路进行改造、编程、接线的实例，给出了基于LOGO ！
By discussing a practical example about reconstructing, programming and contacting of general Marine auxiliaries control circuits (including electric relays and contactors) in which LOGO!
逻辑模块对某通用船舶继电接触器辅机控制线路进行改造、编程、接线的实例，给出了基于LOGO ！
By discussing a practical example about reconstructing, programming and contacting of general Marine auxiliaries control circuits (including electric relays and contactors) in which LOGO!
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