communication opc - server - siemens · pdf filemicrosoft powerpoint -...

CommunicationOPC - Server

Instrumentation & Controls

© Siemens AG 2007. All rights reserved.

Apr.-2007 Power Generation / Instrumentation & Controls / PG L51Andreas Lang© Siemens AG 2007. All rights reserved.

The ArchitectureFrom Complete Overview to the Smallest Detail

PROFIBUS-DP

PROFIBUS-PA AS-Interface

OT OT OT OT/ET OT/DT

ET200M DP/AS-i Link

DP/PALink

SIM

FUMAddFEM

OPCweb-server

ET200M

Terminal Bus

APSIMATICS5 / S7

IEC 60870

CM

Modbus

OM DSES

ExternalNetwork

Plant Bus

Aux.System

Actuator/ControlValve

Switchgear

S7-300F

SIM-F

S7-400FH

S7-400H

Open interfaces


Connecting with the Office and3rd Party Computer Systems

PROFIBUS-DP



ET200MDP/AS-i Link

DP/PALink

SIM

FUMAddFEM

OPCweb-server

ET200M

Terminal Bus

APSIMATICS5 / S7

IEC 60870

CM

Modbus

OM DSES

ExternalNetwork

Plant Bus

Aux.-System

ActuatorControl-Valve

Switch-gear

S7-300F

SIM-F

S7-400FH

S7-400H

WorldStandards

3rd partySPS / PLS

3rd PartyComputerSystems

OfficeConnection


Using Office Applications like Excel or Access

Current Plant Information always available in Office Environment

Incident Analysis and Plant Optimization away from the office

Expressive and easy to make Reports for

Technical departmentsManagement / Top ManagementUtility

Using SPPA-T2000 archive

AuthorityInternal departments

Connecting with the OfficeBenefits


Access to process data• current• historical

Processing data•reports•analysis,...

Office - LAN

OPC - Server

Connecting with 3rd Party Computers

PROFIBUS-DP



ET200MDP/AS-i Link

DP/PALink

SIM

FUMAddFEM

OPCweb-server

ET200M

Terminal Bus

APSIMATICS5 / S7

IEC 60870

CM

Modbus

OM DSES

ExternalNetwork

Plant Bus

Aux.-System

ActuatorControl-Valve

Switch-gear

S7-300F

SIM-F

S7-400FH

S7-400H


Server forSPPA-T2000

OPC - OLE for Process Control


Performance

Open

System-wide operation between automation products ofvarious manufacturers Data is only acquired once from field level right up to operational control levelUse of Microsoft OLE/COM and DCOM technologiesAccess to Microsoft-Office under Windows (VBA)

Easy to Use

Same user interface for different components

C++ interfaceEfficient data access through volume operationsRequirement-oriented client - server - communication Several Clients

OPC - ServerBenefits


Server forSPPA-T2000

provides access from Windows PC to the SPPA-T2000 system based on standard interface

Data Access Interface 2.0 (DA 2.0)Supports all mandatory objects and methodsCustom and Automation Interface available

Cyclic Readcurrent values of signals, parameters andfunction block output ports

Subscribe for reporting on signal changesWrite to function block input portsHistorical Data Access Interface 1.1 (HDA 1.1)

Custom Interface available and Automation Interfaceread data at point in timeread time series dataread processed data (e.g. mean values)

OPC - ServerAccess to SPPA-T2000 data


Terminal Bus

OCI

WINDOWS XP

WIN

DO

WS

XP OPCServer

OPC ClientInitiates OPC-communication

Read- / Write requests

OPC Communication based on COM/DCOMData: single or in groups

OPC ServerExecutes OPC Client requestsCyclically / change-drivenMakes SPPA-T2000 – Data available

OPCClient

OPC - ServerPrinciples

OPC


OPC - ServerCommunication Abilities

within one PC

Terminal Bus Terminal Bus

OPCClient

Computer

COM

OCI

OPCServer

DCOM

OCI

OPCServer

OPCClient

Computer

LANComputer

extending beyond one PC


OPC-Server Configurations

Terminal Bus

OM

OT

1

OPC-Server

OPC-Client

Applikation

2

OPC-Server

OPC-Client

Applikation

3

OPC-Client

Applikation

BridgeRouter

Office LAN

OPC server and client on a PC connected to a LAN which is connected to the SPPA-T2000 terminal bus via bridge or router.

OPC-Server and OPC-Client on separate PCs.

OPC server and client on a PC connected directly to the SPPA-T2000 terminal bus

1

2

3

Server fürSPPA-T2000

Server fürSPPA-T2000


We thank you foryour attention

Subject to change without prior notice.The information in this document contains general descriptions of the technical options

available, which do not always have to be present in individual cases. The required features should therefore be specified in each individual case at the time of closing the

contract.

communication opc - server - siemens · pdf filemicrosoft powerpoint -...

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