PFSK151配套齐全,功能完善,适用性强PLC发展到今天,已经形成了各种规模的系列化产品,可以用于各种规模的工业控制场合。除了逻辑处理功能以外,PLC大多具有完善的数据PLC的应用领域目前,PLC在已广泛应用于钢铁、石油、化工、电力、建材、机械制造、汽车、轻纺、交通运输、环保及文化等各个行业,使用情况主要分为如下几类:开关量逻辑控制取代传统的继电器电路,实现逻辑控制、顺序控制,既可用于单台设备的控制,也可用于多机群控及自动化线。如注塑机、印刷机、订书机械、组合机床、磨床、包装生产线、电镀线等。工业过程控制在工业生产过程当中,存在一些如温度、压力、流量、液位和速度等连续变化的量(即模拟量)。
PLC采用相应的A/D和D/A转换模块及各种各样的控制算法程序来处理模拟量,完成闭环控制。PID调节是一般闭环控制系统中用得较多的一种调节方法。过程控制在冶金、化工、热处理、锅炉控制等场合有非常广泛的应用。运动控制PLC可以用于圆周运动或直线运动的控制。一般使用专用的运动控制模块,如可驱动步进电机或伺服电机的单轴或多轴位置控制模块,广泛用于各种机械、机床、机器人、电梯等场合。数据处理PLC具有数学运算(含矩阵运算、函数运算、逻辑运算)、数据传送、数据转换、排序、查表、位操作等功能,可以完成数据的采集、分析及处理。数据处理一般用于如造纸、冶金、食品工业中的一些大型控制系统。通信及联网PLC通信含PLC间的通信及PLC与其它智能设备间的通信。随着工厂自动化网络的发展,现在的PLC都具有通信接口,通信非常方便。
PFSK151 has complete supporting facilities, complete functions, and strong applicability. With the development of PLC today, it has formed a series of products of various scales, which can be used in various industrial control occasions. In addition to logical processing functions, most PLCs have comprehensive application fields for data PLCs. Currently, PLCs have been widely used in various industries such as steel, petroleum, chemical, electric power, building materials, mechanical manufacturing, automobiles, light textiles, transportation, environmental protection, and culture. The usage can be mainly divided into the following categories: switch logic control replaces traditional relay circuits to achieve logical control and sequential control, It can be used for control of a single device, as well as for multi machine group control and automation lines. Such as injection molding machines, printing machines, bookbinding machines, modular machine tools, grinders, packaging production lines, electroplating lines, etc. Industrial process control in industrial production processes involves continuous changes in variables such as temperature, pressure, flow rate, liquid level, and speed (i.e. analog variables).
PLC uses corresponding A/D and D/A conversion modules and various control algorithm programs to process analog signals and complete closed-loop control. PID regulation is a commonly used regulation method in general closed-loop control systems. Process control is widely used in metallurgy, chemical engineering, heat treatment, boiler control, and other fields. The motion control PLC can be used for controlling circular or linear motion. Generally, dedicated motion control modules are used, such as single axis or multi axis position control modules that can drive stepper motors or servo motors, and are widely used in various mechanical, machine tool, robot, elevator, and other occasions. Data processing PLC has functions such as mathematical operations (including matrix operations, function operations, and logical operations), data transmission, data conversion, sorting, table lookup, and bit operations, which can complete data collection, analysis, and processing. Data processing is generally used in some large-scale control systems in industries such as papermaking, metallurgy, and food. Communication and networking PLC communication includes communication between PLCs and communication between PLCs and other intelligent devices. With the development of factory automation networks, PLCs nowadays have communication interfaces, making communication very convenient.
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