Anhui Teled Automation Technology Co., LTD. (Trademark: TLDE), registered capital of 5 million yuan, covers an area of more than 18,000 square meters, the company since its establishment has always focused on motor drive and control research and development, production and sales, adhere to technical marketing, always pay attention to customer needs, and constantly improve product technology level, improve product quality, improve service capabilities, to provide customers with high quality products and services. Realize the mutual growth of enterprise value and customer value.


After years of development, we he set up a professional R & D technical team to continuously innovate and improve the company's R & D manufacturing level and customer service response ability. At present, the company mainly provides the following products: 590C, DC900C, DC900P Chinese and English DC driver, high power expansion machine, DC transmission cabinet, TL600 loss inverter, for different working conditions of industrial energy sing and automation control applications to provide solutions.


Products are widely used in metallurgy, cable, machine tools, plastics, paper, textile chemical fiber, rubber, oil fields, mines, and other mechanical electrical transmission control and motor energy sing fields.


PARKER690Dcdriver590P-53383042-A00-U4A0Providetechnicalguidance
590P-53383042-A00-U4A0





下图的拨码开关将显示的数字转换为4位二进制数。plc用12个数字量输入点读取的是3位BCD码，它的值为2#100000101001，即十六进制数16#829。BCD码没有单独的表示方法，而是借用了十六进制的表示方法，因此二者很容易混淆。下图是S7-300/400的BCD码和整数的相互转换指令，可以看到在指令中BCD码均用十六进制的形式表示。在程序中，怎么知道一个数字是BCD码还是十六进制数呢？1）看数据的来源和用途。