Introduction
- Course Objectives
- The Manual
- What is Data Communications
- Brief Overview of “Smart” Instrumentation
- Overview of Modern Instrumentation and Control Systems
Definitions , Basic Principles and Coding
- Background to Data Communications
- Sources , Receivers and the Communications Interface
- Transmission Modes – Simplex and Duplex
- Bits , Bytes and Characters
- Parallel and Serial Communications
- Analog and Digital Signals
- The Coding of Messages – The ASCII Code
- Data Transmission Speeds
- The Format of Messages
- Introduction to Error Detection and Correction (EDAC)
- The Universal Asynchronous Receiver/Transmitter (UART)
- The Importance of Standards
Data Communications Standards
- Null Modems
- Modem Control & Handshaking
- Trouble Shooting on RS-232
- EIA-RS-423 Interface Standard
- EIA-RS-422 Interface Standard
- EIA-RS-485 Interface Standard
- Comparison of EIA Interface Standards
- Interface Converters
- Current Loop Interface
- Introduction to Networks
- Testing Equipment (Breakout Box , Line Analyser)
- Protocol Analyser Practical
Selection and Installation of Copper Data Cables
- Cables with Copper Conductors
- Interference and Noise (IEEE-518)
- Cable Selection and Installation Recommendations
Modems and Interface Converters
- Concept of a modem
- Various Modulation Techniques
- Smart Modems
- Radio Modems
- Data Compression Techniques
OSI-Open Systems Interconnection
- Modern Factory Automation & Process Control Systems
- OSI Reference Model and Standards
- Individual Layers
- Illustrative Example of OSI
Local Area Networks
- LAN History
- LAN Topologies
- LAN Media Access Control techniques
- LAN Standards
- Protocols: TCP/IP
- LAN Extension and Interconnection (Bridging, Switching, Routing)
- Physical Issues
- CSMA/CD Bus (Ethernet Standard)
- Industrial Ethernet
- Token Ring
- Token Bus
- Wireless local Area networking: IEEE 802.11
Error Detection
- Feedback and Forward Error Control
- Cyclic Redundancy Checks
Proprietary Protocols
- The Concept of a Protocol
- Protocol Design
- Data Processing Protocols
- Allen Bradley Data Highway Plus Protocol
Proprietary Protocols (cont´d)
- Modbus history and evolution
- Modbus concepts and message structure
- Modbus Plus
- Modubs TCP/IP
- Modbus interfacing
- Practical Demonstration of Modbus
Selection of Standards and Protocols
Telecommunication Basics
- Concepts: Signaling, Circuits, Channels, Lines, Trunks,
- Bandwidth, Channel Capacity.
- Full vs. Half Duplex
- Baseband, Broadband, Narrowband and Wideband
- Analogue vs. Digital transmission
- Dial-up vs. Leased Access
- Multiplexing techniques: FDM, TDM, PCM, WDM, DWDM.
- Connection Oriented vs. Connectionless Communication
- Circuit Switching vs. Packet Switching
- Switching vs. Routing
- Local Area vs. Wide Area Networks
- The "Communications Cloud"
- The PSTN vs. the Internet
Transmission Media
- Introduction
- Fibre Optic
- Power System Carrier
- Microwave Radio
- Satellite Systems
- Infra-Red
- Fibre Optic Communication Concepts
- Optical Cable Selection
- Connectors
Smart Instrument Systems
- Digital vs. Analog Data Transmission
- Cabling
- Remote diagnostics and calibration
- HART
Fieldbus Protocols
- Actuator Sensor Interface (ASI)
- CANBus
- DeviceNet
- InterBus
Fieldbus Protocols (cont’d)
- Profibus DP
- Profibus PA
- Foundation Fieldbus
Public Network Transport Technologies
- Analogue Switched (dial-up):
- Public Switched Telephone Network (PSTN)
- Analogue Dedicated (leased) Alternatives
Public Network Transport Technologies (cont’d)
- Digital Switched (dial-up) Alternatives; Switched 56, ISDN-BRI; Frame Relay (SVC); SMDS; ATM
- Digital Dedicated (leased) Alternatives: DDS; T-1; T-3; E-1; ISDN-PRI; B-ISDN; X.25; Frame Relay (PVC); SDH/SONET
- Signaling System #7
- Services
Wide Area Networking
- Introduction
- Metropolitan Area Networks (MANs)
- Wide Area Networks (WANs)
- Virtual Private Networks (VPNs)
Converged Networks (PSTN/PBX/Internet/Intranet)
- Definitions
- Applications: VoIP, FoIP, etc
- Protocols: Packet Transport: IPv4, Ipv6, ICMP; Packet Routing: RIP, OSPF, BGP; End-to End Reliability: TCP, UDP; Additional Supporting VoIP: Multicast IP, RTP, RTCP, RSVP, RTSP.
IEC61850
- Introduction to IEC61850
- Details of IEC61850
- Communication concepts for IEC61850
- Advantages of IEC61850
Enterprise Level Process Data Communications
- The Levels: Planning, Execution, Operation
- Applications for protocols in industry, water plants, transportation and power systems
Conclusion
- Pulling all the Strands Together