【摘要】 本文简要介绍了调速器的功能、设置方法、在电缆自动生产线中的连接方法及与调速器配接的４８５接口板的应用及设置，实现了计算机以查询方式和调速器进行数据交换时的程序设计思想，并给出了在电缆自动生产线中应用的程序框图。更多还原

【Abstract】 The property and the setup method of the speed controller and the 485 card, the linking way between speed controller and 485 card in computer for the wire automated production line are introduced in the article. The communication and program designing are realized between speed controller and the computer with the inquiry. The program diagram using in the wire automated production line is introduced in this article too.更多还原