Theprogrammable controller (PLC) S7-300 is applied in the second layer.
第二层联锁机采用可编程控制器（PLC）S7-300。
The new method for implementing Smith estimator by using Siemebs PLC S7-200 is proposed.
提出一种使用PLCS7- 200实现史密斯预估补偿的新方法。
All these provide references for the users to realize permanent storage function with S7-200.
对需使用S7- 200进行永久存储功能的用户有一定的借鉴作用。
This paper uses the S7-300 programmable logic controller of Siemens to collect the bottom data.
对于底层数据的采集本文使用了西门子公司的S7-300可编程逻辑控制器。
Substitutes S7-200 series of PLC for relay control logic, realizes the automatic control for batching.
使用S7-200系列可编程序控制器（PLC）代替原来的继电器控制逻辑，实现了配料的自动控制。
In this design, the PLC of S7 series of Siemens Company of Germany is used to control the school bells.
本设计中采用德国西门子公司S7系列PLC对校园电铃进行控制。
This paper introduces the application of SIMATIC S7 series PLC in evaporator control in the sugar factory.
本文介绍SIMATICS7系列PLC在糖厂蒸发自动控制系统中的应用。
The actual application shows that control system based on S7-200 is cheap, economical and highly reliable.
实际应用表明由S7-200构成的控制系统具有成本低廉、经济实用，可靠性高等特点。
According to the working characteristics of refiner, a new refiner control system based on S7-200 was designed.
根据磨浆机工作特点，设计了基于S 7- 200的新型磨浆机控制系统。
For those who are lack of spare part during normal production, the upgrading of S5 into S7 is a feasible method.
对于正常生产缺少备件的用户来说，S5升级S7是一种切实可行的方法，值得借鉴。
Using S7 serious PLC as the kernel of control system, the control system for coal distribution truck is designed.
选用西门子公司S7系列PLC为控制系统的核心，设计出配煤车控制系统。
Some tricks in software design and the communication approaches between S5 and S7 systems are presented in addition.
同时提出了一些软件开发技巧及S7与S5新老系统的通讯方案。
Control system adopt controller can programmed which compose distributed structure belong to Siemens Corp. S7-300 series.
控制系统采用西门子公司S7- 300系列可编程控制器组成分布式的体系结构。
How to implement serial communication between S7-200 PLC and computer based on free port mode was described in detail in the paper.
详细介绍了在自由口模式下S7- 200PLC与计算机实现串行通信的方法，重点介绍了通信协议及其实现方法，并给出了编程实例。
S7-200 series PLC of SIEMENS company is used in order to achieve the aim of controlling the time-sequence, precision and charge circuit.
用当前占主流地位的西门子s7- 200系列PLC进行编程，实现合成回路动作过程的时序控制、精度控制以及充电电路的控制等。
This paper introduces how to deal with an analog quantum in the S7-200 PLC that be used in water treatment equipment-powder lot feeder .
介绍了S7-200PLC在水处理设备给粉机上的应用，并重点介绍模拟量的处理。
The article introduces the application of S7-300 PLC in the automation of electric furnace and the principle of lifting and lowering control.
介绍s7- 300可编程序控制器在电炉控制系统中的应用及电极升降控制的原理。
The paper, based on the testing line as a process in the production, introduces a rain electrical control system based on SIEMENS PLC S7-200.
针对汽车淋雨测试线作为汽车生产过程中关键工序的环节，设计了基于SIEMENS S7-200PLC的汽车淋雨测试线电气控制系统。
A power supply system for diagnostic neutral beam on the HT-7 Tokamak was developed. Its logic control system based on S7-300 PLC was described.
文章介绍HT- 7托卡马克实验装置上的中性束诊断电源系统的组成、结构，以及基于S7 - 300PLC的逻辑控制系统。
This design shows that using the PLC of S7 series of Siemens to control the bells, the software work reliably and the software are simple and practical.
本设计显示采用西门子S7系列PLC 对校园电铃进行控制，程序运行可靠且编制简便易行。
Through introduction to the application of Siemens SIMATIC S7 to cement production, the paper sums up the application experience and problems to be noticed.
文章通过介绍西门子SIMATICS7系列产品在水泥工程项目上的应用过程，总结了该系列产品的应用经验，提出了应用中应注意的问题。
This paper introduces the Siemens S7-200 PLC controller, expounds the design of the information collection, and discusses on the automatic water drainage system.
介绍了西门子s7—200P LC控制器，阐述了信息采集过程，论述了自动排水系统的设计。
In the design and construction of refrigeration and air-conditioning synthesis system, the full automatic control is done by adopting S7-200 PLC as main controller.
在制冷空调综合系统的设计建设中，采用S7- 200型PLC作为系统的主控制器，对能实现制冷和中央空调实验实训的综合实验室进行全自动控制。
Based on the background of a newly-built small-scale aluminium smelting enterprise, the thesis designs a purification control system of exhausted gas with S7-300 PLC.
本文以新建的某小型铝冶炼企业为研究背景，设计了以S7- 300系列PLC为控制器的烟气净化控制系统。
This paper introduces three sequential control design methods of PLC ladder diagram with an example, which based on the example of the kind of S7-200 PLC from SIEMENS.
本文以西门子s7- 200型号PLC为例，用一个具体的实例介绍了PLC梯形图的三种顺序控制设计方法。
Based on operation parameters of a three phase induction motor at duty type S1, this paper deduces the thermal state of this motor with constant output at duty type S7.
主要介绍一种依据一台三相异步电动机在S1工作制下的运行参数推断该台异步电动机容量不变时在S7工作制下发热情况的方法。
The article mainly describes the application of Siemens S7-200 PLC into automatic control system of large centrifugal pump station with regard to hardware and software.
从硬件和软件两方面介绍西门子s7- 200系列PLC在大型离心泵站自动控制系统中的应用。
The paper describes the application of Siemens S7 PLC in Ekou pelletizing project and the example of constructing a network using Siemens automatized networking equipment.
介绍了西门子s7可编过程控制器在峨口球团工程中的应用以及利用西门子自动化网络设备搭建网络的一则实例。
The system is composed of short-circuit simulation equipment based on SIEMENS S7-200 PLC, compiling-controlling flat on PC and high voltage simulation controlling equipment.
该系统由SIEMENSS7- 200PLC为核心的短路故障模拟控制器、上位PC机编程-控制平台和一次模拟控制设备三部分构成。
The PLC control of JA21-160 mechanical press is taken for example with S7-200 CPU216 PLC, and the necessity of emulation for PLC control of the mechanical press is pointed out.
本文以西门子公司S7- 200系列CPU216型PLC控制JA21 - 160型机械压力机为实例，指出了对机械压力机plc控制进行仿真的必要性。
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