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.
掌握继电一接触式控制设备的控制线路的检修，是职业技能要求的重要环节。
A very important link that vocational skills require is to grasp overhauling the circuit of relay-contact controlled equipment.
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.
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!
说明了可编程控制器控制取代传统继电接触控制的方法，使得镗床的可靠性和效率大为提高，在工业上有广泛的应用前景。
It explains that PLC can replace the traditional relay control of boring machine, the reliability and efficiency are improved and has extensive prospect industry.
传统的抽油机控制柜大都采用继电接触系统，通过机械式触点闭合、断开实现电路导通或断开。
The traditional control cabinet of oil-pumping unit is using continuous electricity contact system through the mechanical touching point by closing and opening to achieve the circuit's "on" and"off".
传统的抽油机控制柜大都采用继电接触系统，通过机械式触点闭合、断开实现电路导通或断开。
The traditional control cabinet of oil-pumping unit is using continuous electricity contact system through the mechanical touching point by closing and opening to achieve the circuit's "on" and"off".
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