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© Siemens AG 2011
SIMATIC PCS 7 TeleControl
Process control system with
integral telecontrol technology
Brochure · January 2011
SIMATIC PCS 7
Answers for industry.
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© Siemens AG 2011 Totally Integrated Automation Set new productivity standards for constant competitive advantages The optimization of processes improves quality, shortens the With Totally Integrated Automation (TIA) from Siemens, a time to market and reduces the total cost of ownership. seamless offering of perfectly matched products, systems, and solutions for all hierarchy levels of industrial automation, To survive in increasingly tougher international competition, you are optimally equip
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© Siemens AG 2011 Contents text Integration of the telecontrol technology in TIA has made it SIMATIC PCS 7 TeleControl. . . . . . . . . . . . . . . . . . . . . 4 possible to combine the automation of central plants and the monitoring of distributed units in a single process control Process control system with integral system. telecontrol center...................................................... 4 Homogenous operator control and monitoring using a com- Typical application areas...........
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© Siemens AG 2011 SIMATIC PCS 7 TeleControl Process control system with integral telecontrol center Automation of widely spread process plants In a number of industries, especially the oil & gas, water & wastewater, power and transportation sectors, plants may sometimes be extremely widely spread. Individual distributed units may even be more than a thousand kilome- ters away from a central unit with a significantly higher degree of automation. With a gas pipeline, for example, several slide
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© Siemens AG 2011 Typical application areas Remote control and monitoring of distributed stations, as well as data recording and transmission, with the following focal points: Oil and gas industries • Compressor, pressure reduction, transfer, block valve, and metering stations in gas networks • Pumping and block valve stations in oil pipelines • Automation on the wellhead of gas and oil wells • Stations for the injection of water or CO in gas or oil fields 2 Water industry • Well, pumping and
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© Siemens AG 2011 SIMATIC PCS 7 TeleControl system architecture System overview PCS 7 OS Clients Engineering Station PCS 7 OS Single Station PCS 7 TeleControl (dedicated or OS Server dual channel) Serial communication: TCP/IP communication: TCP/IP communication: Serial communication: SINAUT ST7 or DNP3 SINAUT ST7 Modbus or IEC 870-5-104 Modbus or IEC 870-5-101 TIM 4R-IE (ST7) TIM 4R-IE (ST7) TCP/IP Converter or Converter or TCP/IP WAN router TCP/IP ↔ serial TCP/IP ↔ serial WAN
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© Siemens AG 2011 The serial RTU link is possible at low cost via the following Outstations (remote terminal units) components which can be connected directly to the PCS 7 TeleControl OS (single station or server): Since the requirements of the widely distributed units with re- gard to scope and performance of the automation functions • SINAUT TIM communication modules are usually in the low to mid range, controllers with minimum (SINAUT ST7 telecontrol protocol) dimensioning are normally us
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© Siemens AG 2011 Spectrum of outstations and integration versions Telecontrol protocol SINAUT ST 7 Modbus DNP3 IEC 870-5- IEC 870-5- 101 104 Type of communica- Serial Ethernet Serial Ethernet Serial Ethernet Serial Ethernet tion TCP/IP TCP/IP TCP/IP TCP/IP Interface on the TIM 4R-IE TCP/IP WAN TCP/IP TCP/IP TCP/IP TCP/IP TCP/IP TCP/IP PCS 7 TeleControl OS router or/and converter – WAN router converter – WAN router converter – WAN router TIM 4R-IE serial serial serial ET 200S with inte- – – IM
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© Siemens AG 2011 Topologies Basic topologies Point-to- Multi-point Star Ring point Differently structured telecontrol networks can be implement- ed in the wide area network (WAN) based on the following four basic topologies. Media versions Dial-up Star via Star via Star via network via dedicated line wireless Internet wireless Depending on the support provided by the selected telecon- trol protocol, various transmission media are available for these basic topologies, e.g. dedicated line, p
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© Siemens AG 2011 SIMATIC PCS 7 TeleControl system components PCS 7 TeleControl Operator System Single-user and multi-user systems Depending on the magnitude of the automation project and the required number of operator stations, the SIMATIC PCS 7 TeleControl Operator System can be configured either as a sin- gle-user system (PCS 7 TeleControl OS single station) or as a multi-user system with client/server architecture: • Single-user system - Up to 5 000 process objects - Up to approx. 3 0
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© Siemens AG 2011 PCS 7 TeleControl blocks for system-conformant operator Long-term archiving and control and monitoring logging The RTUs are integrated into the PCS 7 TeleControl Operator The PCS 7 TeleControl Operator System includes a high-perfor- System by means of the PCS 7 TeleControl blocks such that mance cyclic archive based on Microsoft SQL Server for time- there is no difference for the operator with regard to operat- limited saving of process values and messages/events. Data ing ph
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© Siemens AG 2011 PCS 7 TeleControl engineering station SIMATIC PCS 7 TeleControl block library Engineering station of the SIMATIC PCS 7 process control system To enable engineering of the PCS 7 TeleControl operator sta- In addition to the SIMATIC PCS 7 TeleControl basic library, tion (single station/server), the functions of the engineering new user blocks can also be defined using the DBA type editor. station of the SIMATIC PCS 7 process control system are ex- During database generation, the
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© Siemens AG 2011 Remote terminal units Classification of the remote terminal units Possible tele- Information points/ RTU Applications control protocols buffer size RTU Small: controller integrated in SIMATIC ET 200S RTU with up to approx. 30 I/Os • Modbus No buffering • IEC 870-5-101 Up to approx. 200 information For small, cost-sensitive applica- • IEC 870-5-104 points tions Buffer size: 800 information points RTU Medium: SIMATIC S7-300/S7-300F controller RTU with up to approx. 100 I/Os •S
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© Siemens AG 2011 Telecontrol protocols General/elementary telecontrol functions Telecontrol systems use special protocols to implement data Time tagging transmission between the control center and the outstations (RTUs) at the process level for the automation functions on When linking RTUs by means of SINAUT ST7, DNP3, site. These telecontrol protocols manage the secure and error- IEC 870-5-101 or IEC 870-5-104 telecontrol protocol, the raw free data transmission over the WAN even with a lo
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© Siemens AG 2011 SINAUT ST7 telecontrol protocol The telecontrol system based on the SINAUT ST7 telecontrol protocol is used for fully-automatic monitoring and control of widely distributed outstations (RTUs) which exchange data with each other and with one or more control centers over a wide variety of WAN (Wide Area Network) media. Industrial Ethernet SIMATIC S7-300/S7-300F and SIMATIC S7-400/S7-400F con- TIM 4R-IE trollers are used for the outstations and no
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© Siemens AG 2011 Range without repeaters (example) Control center with conductor cross-section 0.8 mm SIMATIC PCS 7 TeleControl - 1 200 bit/s max. 33 km - 2 400 bit/s max. 27 km - 19 200 bit/s max. 11 km TIM 4R-IE Ethernet RS 485 RTU S7-400 Dedicated network MD2 MD2 MD2 with star topology · · · TIM 4R-IE MD2 RTU S7-300 Star + multi-point TIM 3V-IE MD2 RTU S7-400 RTU S7-300 RTU S7-300 · · · TIM 4R-IE MD2 TIM 3V-IE MD2 TIM 3V-IE MD2 SINAUT ST7 - example of classic dedicated network (star + mul
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© Siemens AG 2011 Control center SIMATIC PCS 7 TeleControl TIM 4R-IE Ethernet DSL router Firewall DSL Internet router Firewall SCALANCE S612/613 Firewall Star via DSL router Internet SCALANCE RTU S7-400 S612/613 RTU RTU S7-300 S7-300 · · · TIM 4R-IE TIM 3V-IE TIM 3V-IE SINAUT ST7 - example of secure TCP/IP-based connection over Internet via DSL (star topology) Redundant transmission path: Redundant transmission path: classic WAN + classic WAN classic WAN + TCP/IP-based WAN Control center
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© Siemens AG 2011 Special characteristics Local data storage of SINAUT ST7 communication • Depending on the version, the TIM communication module can temporarily store (for several hours or even Up to 10 000 stations can be addressed with SINAUT ST7. days) up to 56 000 message frames should the connec- Information on the source and target addresses is included tion or the communication partner fail in the message frames. The functionality of SINAUT ST7 • Intermediate storage of message fram
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© Siemens AG 2011 Operating modes The communication mode between the control center and • Spontaneous mode in dial-up networks outstation (RTU) depends on the support provided by the tele- - Data from outstations and node stations can be assigned control protocol, the configuration of the telecontrol commu- priorities for transmission in the dial-up network: normal, nication, and the type of WAN. high, alarm - Immediate establishment of a dial-up connection for The SINAUT ST 7 telecontrol pro
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© Siemens AG 2011 DNP3 telecontrol protocol Widely distributed outstations (RTUs) can be controlled and Further hardware and software components round off the monitored with the DNP3 telecontrol protocol via serial or range of products: Ethernet TCP/IP communication links by means of the tele- control center in SIMATIC PCS 7. The control center integrated • TIM communication modules with SIMATIC PCS 7 TeleControl into the operator system of •TCP/IP converters – serial and MD modem modules the p
