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Date:2020/5/21File:Install_Maintain.1SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomationPLC的硬件安装和维护Date:2020/5/21File:Install_Maintain.2SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation目标学习了本章之后,你将......熟悉SIMATICS7-300/400™组态的基本部件...了解这些基本部件的功能...了解S7-300™/400的安装和拆卸...能够使用S7电子手册...能够安装数字输入和输出模板...能够接线数字输入和输出模板...能够更换后备电池Date:2020/5/21File:Install_Maintain.3SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomationS7-300的组件部件功能导轨...是S7-300的机架电源(PS)...将电网电压(120/230V)变换为S7-300所需的24VDC工作电压中央处理单元(CPU)...执行用户程序附件:存储器模块,后备电池接口模块(IM)...连接两个机架的总线信号模块(SM)(数字量/模拟量)...把不同的过程信号与S7-300相匹配附件:总线连接器,前连接器功能模块(FM)...完成定位、闭环控制等功能通讯处理器(CP)...连接可编程控制器附件:电缆、软件、接口模块Date:2020/5/21File:Install_Maintain.4SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomationS7-300的安装位置Date:2020/5/21File:Install_Maintain.5SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomationS7-300的扩展能力槽号1234567891011CPUIMSFM本机PSPSIMRIMRPSIMRPSDate:2020/5/21File:Install_Maintain.6SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation安装规范对于水平安装,CPU和电源必须安装在左面。对于垂直安装,CPU和电源必须安装在底部必须保证下面的最小间距:机架左右为20mm单层组态安装时,上下为40mm两层组态安装时,上下至少为80mm接口模块安装在CPU的右面一个机架上最多插八个I/O模块(信号模块、功能模块、通讯处理器)多层组态只适用于CPU314/315/316/317/318保证机架与安装部分的连接电阻很小(例如通过垫圈来连接)Date:2020/5/21File:Install_Maintain.7SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation安装安装帮助文件检查表硬件手册部件清单1.................2..................3...................Date:2020/5/21File:Install_Maintain.8SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation•所有部件是否齐备?(见部件清单)•安装导轨!•安装电源!•把总线连接器连到CPU,并安装模块!•把总线连接器连到I/O模块,并安装模块!•连接前连接器,并插入标签条和槽号!•给模块配线(电源,CPU和I/O模块)安装检查表Date:2020/5/21File:Install_Maintain.9SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation安装导轨(1)482mm530mm830mm57.2mm466mm500mm800mm•用M6螺丝把导轨固定到安装部位!连接保护地•把保护地连到导轨上(通过保护地螺丝!)注:导线的最小截面积为10mm2。Date:2020/5/21File:Install_Maintain.10SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation安装导轨(2)导轨总线连接器固定螺丝Date:2020/5/21File:Install_Maintain.11SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation电气安装检查表1.有模拟信号或总线信号吗?2.是否有60V的接线?3.输出触点构成的回路中是否有感性负载?4.是否有室外的接线?Date:2020/5/21File:Install_Maintain.12SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation电源和CPU的接线打开电源模块和CPU模块面板上的前盖松开电源模块上接线端子的夹紧螺钉将进线电缆连接到端子上,并注意绝缘上紧接线端子的夹紧螺钉用连接器将电源模块与CPU模块连接起来并上紧螺钉关上前盖检查进线电压的选择开关把槽号插入前盖!Date:2020/5/21File:Install_Maintain.13SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation前连接器的接线打开信号模块的前盖将前连接器放在接线位置将前连接器中夹紧装置松开剥去电缆的绝缘层(6mm长度)将电缆连接到端子上用夹紧装置将电缆夹紧将前连接器放在运行位置关上前盖填写端子标签并将其压入前盖中在前连接器盖上粘贴槽口号码Date:2020/5/21File:Install_Maintain.14SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation准备启动把钥匙插入CPU(对2002年十月以前的CPU)!插入后备电池(对2002年十月以前的CPU)!如果用户程序不是存放在存储器模块中(该模块中的程序不靠电源保持)如果出现断电时必须保持大量的数据如果需要插入存储器模块(对2002年十月以前的CPU)!不需要后备电池就可以保持用户程序和数据具有较大的“装载存储器”Date:2020/5/21File:Install_Maintain.15SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation更换S7-300的后备电池仅在2002年十月以前的CPU有电池Date:2020/5/21File:Install_Maintain.16SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation更换S7-300的信号模板把CPU切换到Stop状态切断负载供电电源打开前盖松开前连接器并取下松开模板上的紧固螺丝摘下模块在新模块上,取下编码器的上半部分把新模板插入,并固定在导轨上将接好线的前连接器插入模板并把它放到正常工作位置关上前盖重新接通负载电源执行一次CPU的完全再启动Date:2020/5/21File:Install_Maintain.17SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation更换S7-300数字量输出模板的保险管把CPU切换到Stop状态切断负载电源取下前连接器松开模板上的紧固螺丝把模板取下拧下模板的保险管座更换保险管重新拧紧保险管座安装模板插入前连接器重新接上负载电源Date:2020/5/21File:Install_Maintain.18SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation使用电子手册Date:2020/5/21File:Install_Maintain.19SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation练习:利用手册来配置S7-300Date:2020/5/21File:Install_Maintain.20SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomation信号模板接线M.C.Sw1M.C.Sw2LEDL+PowersupplyDI/DO3231234567891011121314151617181920L-34567817-2013-16Date:2020/5/21File:Install_Maintain.21SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomationS7-400可编程控制器的安装/维护Date:2020/5/21File:Install_Maintain.22SIMATICS7SiemensAG2000.Allrightsreserved.InformationandTrainingCenterKnowledgeforAutomationS7-400的组件部件功能机架用于固定模块并实现模块间的电气连接电源(PS)将进线电压转换为模块所需的直流5V和24V工作电压中央处理单元(CPU)执行用户程序附件:存储器卡接口模板(IM)用于连接其它机架。附件:连接电缆、终端器信号模板(SM)(数字量/模拟量)把不同的过程信号与S7-400适配附件:前连接器功能模板(FM)完成定位、闭环控制等功能。通讯处理器(CP)用于连接其它可编程控制器附件:电缆、软件、接口模板Date:2020/5/21File:Install_Maintain.23SIMATICS7SiemensAG2000.Allrightsreserved.Informationand
本文标题:西门子PLC培训教程-3
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