Siemens S7-200PLC Bedienungsanleitung

eWON Application User GuideAUG 049 / Rev 1.0Polling Data Registers fromSiemens S7-200 PLC SeriesContentsThis guide explains how to poll data registers

Chapter 5.2 Step 2 - Linking the PLC with the eWON 5.2.1 IntroductionThe eWON can be connected to the PLC either using a serial connection supporti

Chapter 5.2.3 ISOTCP Ethernet link Link the LAN interface of the eWON with the Ethernet card of the PLC and make sure that the eWON LAN IP address i

Chapter 5.3 Step 3 - Creating tags in the eWON1. Go back to the configuration menu and select Tag Setup. If you are starting from scratch, the list

Chapter Enter a Topic Name: A, B or C. The topic must have been configured in the IO server page (see § 5.1 Step 1 - Configuring the IO Server). Type

Chapter Invalid character in tag name: check name for spaces and invalid characters.Invalid IO name for tag: check tag address syntax.Invalid topic n

Step 4. Monitoring tagsChapter 6.6. Step 4. Monitoring tags1. Go to the View I/O page from the Main Menu to check tag values and status.2. You can ch

Troubleshooting tags in errorChapter 7.7. Troubleshooting tags in errorA tag value displayed in red in the View IO page indicates that the quality

Troubleshooting tags in errorChapter 7.To get more information about the nature of the error and the sequence of events before and after the error occ

Appendix 1 – Syntax of S7-200 tag addressesChapter 8.8. Appendix 1 – Syntax of S7-200 tag addresses 8.1 General tag address format<Memory Type>

Appendix 1 – Syntax of S7-200 tag addressesChapter 8. 8.4 ExamplesAddress Pointing toMW4 the Word at address 4 (in bytes) in the Internal MemoryHCL1

Table of Contents1. Objective

Appendix 2 – PPI cablesChapter 9.9. Appendix 2 – PPI cables 9.1 Standard serial eWONYou can use a standard straight RS485 cable with the following pi

Revision historyRevision Level Date Description1.0 22/06/12 First issueiDocument build number: 26Note concerning the warranty and the rights of owner

ObjectiveChapter 1.1. ObjectiveThe objective of this document is to explain how the eWON can poll data registers out of one or more PLCs.Polling PLC d

Hardware requirementsChapter 2.The eWON features the S7200 IO Server that is dedicated to the S7-200 Series PLCs from Siemens. Since firmware 5.7,

Software requirementsChapter 3.3. Software requirementseWON configuration software:The eWON is configured through its web server. All yo

Implementation stepsChapter 5.5. Implementation steps 5.1 Step 1 - Configuring the IO Server1. Go to the eWON Web page either using a point-to-point

Implementation stepsChapter 5.4. A. eWON with serial port (not MPI), set the Protocol Type, Baud Rate, Parity, Reply Timeout, and PPI Ad

Implementation stepsChapter 5.4. B. For an eWON with MPI port, the configuration fields are slightly different. You have to select the protocol PPI

Implementation stepsChapter 5.7. The Global Device Address is the address of the PLC to be polled. Examples of Global Device Addresses are given in th