Siemens SIMATICS PCS7 brochure RTU ET 200S

Page 25

© Siemens AG 2011

RTU ET 200S with IM 151-8

PN/DP CPU

RTU S7-300 with CP 343

RTU S7-400 with CP 443

 

Control center

 

SIMATIC PCS 7 TeleControl

Ethernet

IEC 870-5-104

SCALANCE

S613

 

 

 

MD741

Internet

 

DSL router

IEC 870-5-104

 

RTU ET 200S

with IM 151-8

PN/DP CPU

GPRS radio

 

 

network

 

 

 

MD741

Complex network structure,

 

combination of different

 

 

 

 

topologies and media

Third-Party RTU

RTU S7-300

 

 

with CP 343

IEC 870-5-104

 

 

IEC 870-5-104

 

 

G_PCS7_XX_00271

IEC 870-5-104 - example of complex TCP/IP-based WAN with cable and GPRS networks

It is also possible to connect an outstation via two transmis- sion paths to the control center in the SIMATIC PCS7 process control system to achieve redundant data transmission.

Redundant transmission paths can be based on the same or different communication protocols.

Control center

SIMATIC PCS 7 client

Terminal bus (Ethernet)

PCS 7 TeleControl OS server, redundant

Redundant system bus

RTU S7-300 with 2 x CP 343

IEC 870-5-104

RTU S7-400 with 2 x CP 443

IEC 870-5-104

RTU S7-400 with CP 443 (left) and CP 441

TCP/IP to serial converter

IEC 870-5-101

RTU ET 200S

with IM 151-8 PN/DP CPU and 1 SI interface module

RTU S7-300 with CP 343 (left) and CP 341

Path

redundancy,

1 medium

G_PCS7_XX_00272

IEC 870-5-101/104 - example of redundant telecommunication links (IEC 870-5-101 representation without modems)

IEC 870-5-101/IEC 870-5-104 telecontrol protocol 25

Image 25
Contents Simatic PCS Totally Integrated Automation Totally Integrated AutomationContents Process control system with integral telecontrol center Simatic PCS 7 TeleControlAutomation of widely spread process plants Simatic PCS 7 TeleControlOil and gas industries Typical application areasWater industry System overview Simatic PCS 7 TeleControl system architectureIntegration in process control Engineering Communication with the outstations remote terminal unitsSimatic S7-300/S7-300F controllers Outstations remote terminal unitsSimatic S7-400/S7-400F controllers Spectrum of outstations and integration versions Basic topologies TopologiesMedia versions Combinations of basic topologies and media versionsPCS 7 TeleControl Operator System Simatic PCS 7 TeleControl system componentsSingle-user and multi-user systems Dual-channel operationLong-term archiving and logging Data Base Automation DBA PCS 7 TeleControl engineering stationSimatic PCS 7 TeleControl blocks Possible tele Information points Remote terminal unitsRTU Medium Simatic S7-300/S7-300F controller RTU Large Simatic S7-400/S7-400F controllerGeneral/elementary telecontrol functions Telecontrol protocolsSinaut ST7 telecontrol protocol Sinaut ST7 telecontrol protocolRange without repeaters example Classic WAN mediaRedundant transmission path TCP/IP-based WAN mediaTechnological configuration with Simatic water library Special characteristics Sinaut ST7 communicationOperating modes 20 DNP3 telecontrol protocol DNP3 telecontrol protocolScalance DNP3 telecontrol protocol22 DNP3 telecontrol protocol Special characteristics of DNP3 communicationIEC 870-5-101/IEC 870-5-104 telecontrol protocol IEC 870-5-101/IEC 870-5-104 telecontrol protocolTCP/IP-based WAN media IEC 870-5-104 telecontrol protocol Classic WAN media IEC 870-5-101 telecontrol protocolRTU ET 200S Modbus telecontrol protocol Modbus telecontrol protocolIncreasing the plant availability RedundancyRedundancy Migration of existing telecontrol systems MigrationUnits with Modbus communication Third-party stationsSinaut LSX systems Integration of third-party stations with OPCLinking of Siprotec or third-party protection equipment Uniform automation of all stations in the gas network Application examplesHigh system availability resulting from redundancy Application examplesCost-effective RTUs exactly matched to the respective unit Reporting and archiving in compliance withAdditional information