通过cp343-1模块,实现2套s7-300之间的以太网通讯

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1、问题：通过CP343-1模块，如何实现2套S7-300之间的以太网通讯？解答：我们首先搭建一套测试设备，设备的结构图如下：2套S7-300系统由PS307电源、CPU314C-2DP、CPU314C-2PTP、CP343-1、CP343-1IT、PC、CP5611、STEP7组成，PLC系统概貌如下图：如下将向您一步一步展示如何实现2套S7-300之间的以太网通讯：第一步：打开SIMATICManager，根据我们系统的硬件组成，进行系统的硬件组态，如图：插入2个S7300的站，进行硬件组态：分别组态2个系统的硬件

2、模块：loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit设置CP343-1、CP343-IT模块的参数，建立一个以太网，MPI、IP

3、地址：loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'screditloanapprovalandpostcreditapprovaloffic

4、er/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit组态完2套系统的硬件模块后，分别进行下载，然后点击NetworkConfigration按钮，打开系统的网络组态窗口NetPro，选中CPU314，如下图：l

5、oanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit在窗口的左下部分点击鼠标右键，插入一个新的网络链接，并设定链接类型为ISO-on-T

6、CPconnection或TCPconnection或UDPconnection或ISOTransportconnection，如下图：点击OK后，弹出链接属性窗口，使用该窗口的默认值，并根据该对话框右侧信息进行后面程序的块参数设定：loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdecisionpowerofpers

7、onsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit当2套系统之间的链接建立完成后，用鼠标选中图标中的CPU，分别进行下载，这里略去CPU314C-2DP的下载图示：loanapprovalandpostcreditapprovalofficer/atalllevelsinaccordancewithcreditapprovalrules,licensingandeventualexerciseofcreditdec

8、isionpowerofpersonsorinstitutions.Reviewfindingsandreviewcomments,accordingtotheBank'scredit到此为止，系统的硬件组态和网络配置已经完成。下面进行系统的软件编制，在SIMATICManager界面中，分别在CPU314C-2PTP、CPU314C-2DP中插入OB35定