PLC英文全称为Program mable Logic Controller，产生于20世纪70年代初。最早的PLC是以替换继电器系统的角色出现，其主要实现的功能仅仅是逻辑简单的顺序控制功能。经过这几十年的发展，PLC是一种利用计算机原理为顺序控制专门设计的，也具有通用性以及使用方便性。PLC采用专有的硬件设计，可以为多样化的自动化设备提供安全...
Learn the basic structure of the PLC programmable logic controller , how it works, programmed, and look at some advanced technologies and types of PLCs
Programmable logic controller (PLC) is a control system using electronic operations. Its easy storing procedures, handy extending principles, functions of sequential/position control, timed counting and input/output control are widely applied to the field of industrial automation control. ...
controller n. 控制器,管理者 logic n.[U] 1.逻辑(学);论理学 2.(某一学科的)原理,学理 3.推理(法) 4.逻辑性,条理性 5.道理;理由 6.必然的联系(或结果) 7.逻辑学著作 8.【计】逻辑,逻辑操 logic -logy的形容词 counter controller 计数控制器 program controller 程序控制器 logic based 基...
Expansion of the PLC memory by 1.5 MB program memory / 5 MB data memory 6FC5800‑0BD10‑0YB0 D11...D13 O 3 / 10 O 3 / 10 O 6 / 20 O 6 / 20 O PROFINET IOcontroller ✓ ✓ ✓ ✓ ✓ PROFINET IOdevice ✓ ...
Of course, you’ll need a desktop computer to program the programmable logic controller. Depending on the manufacturer, there may be a few differences in the programming process. The American National Standards Institute (ANSI) has introduced IEC 61131-3, specifying the syntax and semantics of a...
A PLC program is usually written on a computer and then is downloaded to the controller Most PLC programming software offers programming in Ladder Logic, or “C”. Ladder Logic is the traditional programming language. It mimics circuit diagrams with “rungs” of logic read left to right. Each...
PLC Logic Functions PLC Latching Function PLC Multiple Outputs Configuration PLC Program Examples Equivalent Logic Gates & PLC Ladder Diagrams PLC Input/Output Cards Learn about the PLC hardware components and their related theory. PLC Input/Output Modules ...
PLC user memory: Program memory in MB / Data memory in MB ✓ 1.5 / 5 ✓ 1.5 / 5 ✓ 1.5 / 5 ✓ 1.5 / 5 ✓ Expansion of the PLC memory by 1.5 MB program memory / 5 MB data memory 6FC5800‑0BD10‑0YB0 D11...D13 O 3 / 10 O 3 / 10 O 6 ...
门外汉阶段：此阶段建议看一些基础的东西，如什么是PLC( Programmable Logic Controller可编程控制器)，...