Siemens SIMATIC NET User's Guide

Wonderware SiemensSIMATIC NET S7 I/O ServerUser’s GuideRevision FNovember 2000Wonderware Corporation

6 Wonderware Siemens SIMATIC NET S7 I/O Server Configuring the I/O Server Once the server has been installed, some configuration is required. Configu

Configuring Automatic Topic Generation 7 Configuring Automatic Topic Generation The Automatic Topic Generation option is used to automatically generat

8 Wonderware Siemens SIMATIC NET S7 I/O Server This option is selected when adding new names and is the safest (default) mode. It willnot change exi

Configuring a Topic Definition 9 Configuring a Topic Definition Use the Topic Definition option from the Configure menu to create new, modify, ordelet

10 Wonderware Siemens SIMATIC NET S7 I/O Server S7 Topic Definition Enter a unique name for the topic. Note When communicating with InTouch, this ex

Configuring a Topic Definition 11 Select the name of the connection that will be used by this topic. Only connectionnames that correspond to the sel

12 Wonderware Siemens SIMATIC NET S7 I/O Server With this 3 radio buttons you are able to tune the poking behaviour to the PLC. The 3modes behave as

Configuring a Topic Definition 13 Timeouts are needed for block services to supervise the reading of initial values andupdating the block items to th

14 Wonderware Siemens SIMATIC NET S7 I/O Server Configuring the I/O Server Settings Use the Server Settings option from the Configure menu to change t

Configuring the I/O Server Settings 15 Enabling this option will cause the server to start as a Windows NT service. Windows NT offers the capability

All rights reserved. No part of this documentation shall be reproduced, stored in aretrieval system, or transmitted by any means, electronic, mechani

16 Wonderware Siemens SIMATIC NET S7 I/O Server Configuring Security Use the Security option from the configure menu to control server configurationch

Configuring Logger 17 Configuring Logger Use the Logger option from the configure menu to set the working logger mode of theserver. The options contr

18 Wonderware Siemens SIMATIC NET S7 I/O Server Data Menu The Data menu contains two commands, Monitor and Dump Active Data, that areused for diagnost

Data Menu 19 This drop down list box allows you to select any of the active topics. A preceding ‘*’indicates that at least one item in this topic ha

20 Wonderware Siemens SIMATIC NET S7 I/O Server The item data list box displays information about each item. The box is divided into 6columns. The f

Data Menu 21 No access 0004 Bad, Configuration Error. Data communications are good. Data cannot be sentand/or received. Cannot access the item. The i

22 Wonderware Siemens SIMATIC NET S7 I/O Server Click on an item line to open a dialog box displaying the item properties: Click OK to return to the

Data Menu 23Dump Active Data Use the Dump Active Data option from the data menu to dump information on topicswith active items into an ASCII text file

24 Wonderware Siemens SIMATIC NET S7 I/O ServerDump Topic Database Use the DB Dump option from the data menu to dump the internal topic database into

Accessing I/O Server Help 25 Accessing I/O Server Help The Help menu contains two commands that are used to access help for the server. The following

iContentsIntroduction ...1Communica

26 Wonderware Siemens SIMATIC NET S7 I/O Server Item Names The Wonderware Siemens SIMATIC NET S7 IO Server uses an item namingconvention based on the

Item Names 27Data Blocks DB (Datenbausteine)Instance Blocks DI (Instanzbausteine) Data Format Item/Point Suffix Data Type Range Bit D<B,I>d,X

28 Wonderware Siemens SIMATIC NET S7 I/O Server Note All Data Blocks are Read/Write (d=1 to 65,535, x=0 to 65,535, n=0 to 65,534,m=0 to 65,532, y=0 t

Item Names 29Flag Bytes (Merker) (continued) Data Format Item/Point Suffix Data Type Range FINTn Integer -32768 to 32767 Integer MINTn In

30 Wonderware Siemens SIMATIC NET S7 I/O Server Input Bytes (Eingänge) Data Format Item/Point Suffix Data Type Range Bit Ix.y Discrete 0 or 1

Item Names 31Input Bytes (Eingänge) (continued) Data Format Item/Point Suffix Data Type Range Double Word Array IDm,v EDm,v Message Message Hex

32 Wonderware Siemens SIMATIC NET S7 I/O Server Output Bytes (Ausgänge) Data Format Item/Point Suffix Data Type Range Bit Ox.y Discrete 0 or 1

Item Names 33Output Bytes (Ausgänge) (continued) Data Format Item/Point Suffix Data Type Range Double WordArray ODm,v ADm,v Message Message Hex

34 Wonderware Siemens SIMATIC NET S7 I/O ServerPeripheral Input Bytes (Peripherieeingänge) (continued) Data Format Item/Point Suffix Data Type Ran

Item Names 35Peripheral Input Bytes (Peripherieeingänge) (continued) Data Format Item/Point Suffix Data Type Range Real PIREALm PEREALm Real Rea

ii Table of ContentsItem Names ... 26

36 Wonderware Siemens SIMATIC NET S7 I/O ServerPeripheral Output Bytes (Peripherieausgänge) (continued) Data Format Item/Point Suffix Data Type Ra

Item Names 37Counters Data Format Item/Point Suffix Data Type Range Word Cx None Integer 0...65535 Zx None Integer 0 to 65535 BCD Intege

38 Wonderware Siemens SIMATIC NET S7 I/O Server Block Items (continued) Data Format Item/Point Suffix Data Type Range Byte Array BLd,Bx,v Messag

Item Names 39Alarms and EventsThe Wonderware Siemens SIMATIC NET S7 I/O Server offers the possibility to readAlarms and Events generated either by SFB

40 Wonderware Siemens SIMATIC NET S7 I/O Server Alarms and Events (continued)Item Extension 1 Extension 2 Suffix Message RangeDINTm,vMessage Hex ASCII

Item Names 41Note All Alarms and Events are Read only (<EV_ID> is the ID defined by Step7, ininteger format, filled with leading zeros up to 6

42 Wonderware Siemens SIMATIC NET S7 I/O ServerPredefined Item/Point Names All S7 topics have predefined item/point names to monitor and control commu

Predefined Item/Point Names 43 STORESETTINGS Item The STORESETTINGS item is used to make the temporary update interval changesvia I/O permanent. If t

44 Wonderware Siemens SIMATIC NET S7 I/O Server WRITECOMPLETE Item The WRITECOMPLETE item is used to access the state of pending write activities onth

Predefined Item/Point Names 45READCOMPLETE ItemThe READCOMPLETE item is used to access the state of initial reads on all items inthe corresponding top

Wonderware Siemens SIMATICNET S7 I/O ServerIntroductionThe Wonderware Siemens SIMATIC NET S7 I/O Server (referred to as the serverthrough the remain

46 Wonderware Siemens SIMATIC NET S7 I/O Server Monitoring the Status of Communications with a PLC For each topic name (PLC), there is a built-in disc

Reading Values from the I/O Server into Excel 47 Reading Values from the I/O Server into Excel Values may be read directly into Excel spreadsheets fro

48 Wonderware Siemens SIMATIC NET S7 I/O Server Writing Values to the I/O Server from Excel Values may be written to the server from Microsoft Excel b

Troubleshooting I/O Server Communication Problems 49 Troubleshooting I/O Server Communication Problems This section provides you with some simple step

50 Wonderware Siemens SIMATIC NET S7 I/O Server The information in the second line indicates that you have at least one I/O typetagname defined in you

Troubleshooting I/O Server Communication Problems 515. If the topic name is different, either correct it in the server or switch toWindowMaker and co

52 Wonderware Siemens SIMATIC NET S7 I/O ServerDebugging Communication Between an I/O Serverand a PLCThis section provides you with simple steps to di

Troubleshooting I/O Server Communication Problems 538 Also, if you are using an AT type computer, two devices cannot shareinterrupts. Verify that the

54 Wonderware Siemens SIMATIC NET S7 I/O Server2. If you are running Windows for Workgroups (version 3.1 or later), downloadSERIAL.386 (this fixes a

Troubleshooting I/O Server Communication Problems 55Ø If you are using the Windows 95 operating system, verify the following:1. Click Start on the Wi

2 Wonderware Siemens SIMATIC NET S7 I/O ServerSuiteLink uses a TCP/IP based protocol and is designed specifically to meet industrialneeds such as data

56 Wonderware Siemens SIMATIC NET S7 I/O Server4. Click Advanced. The Advanced Port Settings dialog box appears:5. Lowering the default Receive Buf

Troubleshooting I/O Server Communication Problems 57Ø How long is your RS-232 cable? Fifteen meters (fifty feet) is the maximum practical length for

58 Wonderware Siemens SIMATIC NET S7 I/O ServerØ Increase the Reply Timeout setting in the I/O Server to a value between 5 and 10seconds.Not allowing

Troubleshooting I/O Server Communication Problems 592. The computer can not use an OEM (Original Equipment Manufacturer) version ofMicrosoft Windows.

60 Wonderware Siemens SIMATIC NET S7 I/O Server Special Wonderware Logger Messages The following messages may appear in the Wonderware Logger. They c

Special Wonderware Logger Messages 61 Your configured CP/VFD couldn’t be initialised. Goto “Setting the PG-PC interface”for diagnostics.• ERROR(<e

62 Wonderware Siemens SIMATIC NET S7 I/O Server• Write complete (OK) - item: <item name> on: <topic name> The write operation was compl

Special Wonderware Logger Messages 63For example:PROTOCOL: s7_get_cycl_read_ind dumping read valuesDB222,B0,6: result=255, value=0x000000000000, var_l

64 Wonderware Siemens SIMATIC NET S7 I/O Server

Getting Started Quickly with the I/O Server 3 Getting Started Quickly with the I/O Server This section briefly describes the components and procedures

4 Wonderware Siemens SIMATIC NET S7 I/O Server S7 Main Window When the server starts, the main window will appear: The current configuration file and

File Menu 5File MenuFile menu options deal with loading and saving the internal topic configuration database. New Clears the internal topic database f