描述
1FK7063-5AH71-1DH0
1969 年,美国数字设备公司(DEC) 研制出第一台PLC,在美国通用汽车自动装配线上试用,获得了成功。这种新型的工业控制装置以其简单易懂,操作方便,可靠性高,通用灵活,体积小,使用寿命长等一系列优点,很快地在美国其他工业领域推广应用。到1971 年,已经成功地应用于食品饮料冶金造纸等工业。
这一新型工业控制装置的出现,也受到了世界其他国家的高度重视。1971 日本从美国引进了这项新技术,很快研制出了日本第一台PLC。1973年,西欧国家也研制出它们的第一台PLC。我国从1974 年开始进行引进和研制,但一直不太成功,个中原因很多,到04年为止,整个PLC市场仍然以进口品牌为主。
近些年,因为全世界的加工型产业向中国的转移,使中国成为了全世界的加工基地,巨大的需求带动了中国的装备制造业蓬勃发展,从而带动了中国控制技术的飞速发展。
信息时代装备制造的核心是什么?是自动化、信息化,而PLC则是整个装备自动化和信息化的核心部件。一个没有强大自动化产业做支持的制造大国是不可能长久的,低成本的人工是不可能长久的,只有通过加强自动化程度,加强信息化程度,我们才有可能进一步的降低成本提高性能提升附加值,成为一个名符其实的制造强国。所以历史赋予了我们一个很重要的使命,通过加强装备控制的水平来提升中国造的国际竞争力。
PLC定义与选取:PLCOPEN将PLC定义为:具有编程能力的固态控制系统
PLC主要的功能就是通过编程后实现用户需要的各种类型的控制功能,前面已经说过在没有PLC之前,大家要通过很多专用电路或者继电器组来完成控制功能。现在PLC广泛的应用于几乎所有的行业中,我们身边的绝大多数产品都是由PLC控制的装备制造出来的。比方说塑料、包装、造纸、冶金、石化、电梯、木工、陶瓷等等。
产品承诺:
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主营DCS系统配件
机器人系统配件
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