Download E-books Practical Modern SCADA Protocols: DNP3, IEC 60870.5, and Related Systems PDF

By Gordon Clarke, Deon Reynders

SCADA (Supervisory keep watch over and knowledge Acquisition) structures are on the center of the fashionable business company starting from mining vegetation, water and electric application installations to grease and fuel crops. In a marketplace that's crowded with high-level monographs and reference publications, simpler info for pro engineers is needed. This ebook covers the necessities of SCADA verbal exchange structures focussing on DNP3, the IEC 60870.5 average and different new advancements during this sector. It commences with a short overview of the basics of SCADA systems' undefined, software program and the communications platforms (such as RS-232, RS-485, Ethernet and TCP/IP) that attach the SCADA Modules jointly. a high-quality evaluation is then performed at the DNP3 and IEC 60870.5 protocols the place its positive factors, message constitution, functional advantages and purposes are mentioned. This e-book will give you the information to layout your subsequent SCADA procedure extra successfully with a spotlight on utilizing the most recent communications applied sciences available.

* Covers the necessities of SCADA verbal exchange structures and different new advancements during this area

* Covers quite a lot of expert networking themes and different issues perfect for practising engineers and technicians seeking to additional and enhance their wisdom of the subject

* tremendous well timed topic because the has made a robust circulation in the direction of general protocols in smooth SCADA communications platforms

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163 6. 7 DNP3 over TCP/IP and UDP/IP .............................................................. 164 7 Preview of IEC 60870-5 ......................................................................................... one hundred seventy 7. 1 what's IEC 60870-5? .............................................................................. one hundred seventy 7. 2 criteria ................................................................................................. 171 7. three approach topology ...................................................................................... 172 7. four Message constitution ................................................................................... 173 7. five Addressing ............................................................................................... 174 7. 6 Networked model ................................................................................... 174 7. 7 program information gadgets ........................................................................... a hundred seventy five 7. eight Interoperability .......................................................................................... 176 eight basics of IEC 60870-5................................................................................ 177 eight. 1 The IEC 60870-5 normal ....................................................................... 177 eight. 2 Protocol structure ................................................................................ 182 eight. three actual layer .......................................................................................... 184 eight. four info hyperlink layer .......................................................................................... 187 eight. five software layer ....................................................................................... 203 eight. 6 info parts ................................................................................ 217 eight. 7 Set of ASDUs ........................................................................................... 237 nine complex issues of IEC 60870-5 .............................................................. 286 nine. 1 program capabilities ................................................................................ 286 nine. 2 Interoperability .......................................................................................... 297 nine. three different info assets ....................................................................... 299 nine. four community operation .................................................................................... three hundred 10 variations among DNP3 and IEC 60870 ........................................................... 307 10. 1 evaluating DNP3 and IEC 60870 ............................................................ 307 10. 2 Which one will win? .................................................................................. 311 eleven clever digital units (IEDs) ....................................................................... 312 eleven. 1 Definition ...................................................................................................

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