MODULE DETAILS

 

Module 6: Best Practice in Industrial Data

Communications

 

Nominal duration: 6 weeks (72 hours total time commitment)

 

This time commitment includes the preparation reading, attendance at each webinar (1 hour plus 15-30 minutes for discussion), and the time necessary to complete the assignments and further study.

 

MODULE PURPOSE

 

This module covers best practice in designing, installing, commissioning and troubleshooting industrial data communications systems.

 

PRE-REQUISITES MODULE, UNITS /

 

CO-REQUISITES

 

N/A

 

ASSESSMENT STRATEGY

 

To evaluate the achievement of the learning outcomes; written assignments, group projects and practical exercises are set.

 

SUMMARY OF LEARNING OUTCOMES

 

1. Examine modern cabling solutions as well as methods of dealing with industrial environments

 

2. Troubleshoot serial communications networks (RS-

232/485) at the physical layer

 

3. Outline the basic purpose, structure and functionality of the TCP/IP, MODBUS Serial and DNP3 protocols

 

4. Troubleshoot MODBUS Serial at packet level

 

5. Compare the structure and functionality of some of the older (‘first generation’) Industrial networks

 

6. Compare the structure and functionality of some of the later (‘second generation’) Industrial networks i.e. field buses

 

7. Compare the structure and functionality of some of the newer (‘third generation’) Industrial networks i.e. Ethernet-based field buses

 

 

 

Learning Outcome 1

 

Examine modern cabling solutions as well as methods of dealing with industrial environments

 

Assessment Criteria

 

1.1

 

Examine the basics of: (a) Noise

(b) Grounding

 

(c) Shielding practices for industrial environments

 

 

1.2

 

Describe the Ingress Protection (IP) rating system

 

 

1.3

 

Outline the basic concepts of copper cabling for

Industrial applications, with reference to: (a) Commonly used cable standards

(b) Commonly used connectors

 

(c) Grounding

 

(d) Characteristic impedance

 

(e) Termination

 

(f) Transient protection

 

 

1.4

 

Outline the basic concepts of fiber cabling for

Industrial applications. This includes:

 

(a) Modes (multi-mode and single mode) (b) Graded Index (GI) fiber

(c) Splicing methods

 

Learning Outcome 2

 

Troubleshoot serial communications networks (RS-

232/485) at the physical layer

 

Assessment Criteria

 

2.1

 

Examine the concept of serial asynchronous (byte- oriented) data communication

 

 

2.2

 

Outline RS-232 operation with specific reference to: (a) Pin allocations

 

(b) Static voltage levels

 

(c) Signal waveforms

 

 

 

 

2.3

 

Outline RS-485 operation with specific reference to: (a) Static voltage levels

(b) Signal waveforms

 

(c) 2W/4W operation

 

 

2.4

 

Determine static voltages on RS-232 and RS-485

 

 

2.5

 

Examine data transmission signals on RS-232 and

RS-485

 

Learning Outcome 3

 

Outline the basic purpose, structure and functionality of the TCP/IP, MODBUS Serial and DNP3 protocols

 

Assessment Criteria

 

3.1

 

Examine the basic purpose, structure and functionality of the TCP/IP protocol suite

 

 

3.2

 

Examine the basic purpose, structure and functionality of DNP3 serial

 

 

3.3

 

Examine the basic purpose, structure and functionality of MODBUS Serial (RTU and ASCII)

 

Learning Outcome 4

 

Troubleshoot MODBUS Serial at packet level

 

Assessment Criteria

 

4.1

 

Perform simulation of MODBUS serial master/slave interaction

 

 

4.2

 

Perform capture and analysis of MODBUS Serial

Application Data Units (ADUs)

 

 

 

Learning Outcome 5

 

Compare the structure and functionality of some of the older (‘first generation’) Industrial networks

 

Assessment Criteria

 

5.1

 

Compare the following Industrial networks: (a) MODBUS Plus

(b) Data Highway Plus

 

(c) HART

 

in terms of: (i) Media

(ii) Physical and Data Link Layer implementation

(iii) Architecture (physical topology) (iv) Frame (packet) size

(v) Medium Access Control method(s) (vi) Speeds

 

Learning Outcome 6

 

Compare the structure and functionality of some of the later (‘second generation’) Industrial networks i.e. field buses

 

Assessment Criteria

 

6.1

 

Compare the following field buses: (a) Device Net

(b) PROFIBUS

(c) FOUNDATION Fieldbus H1 in terms of:

(i) Media

(ii) OSI stack implementation

(iii) Architecture (physical topology) (iv) Frame (packet) size

(v) Medium Access Control method(s) (vi) Power supply to devices

(vii) Speeds

 

 

 

Learning Outcome 7

 

Compare the structure and functionality of some of the newer (‘third generation’) Industrial networks i.e. Ethernet-based field buses

 

Assessment Criteria

 

7.1

 

Compare the following field buses with their non- Ethernet predecessors:

 

(a) Ethernet/IP (b) PROFINET

(c) FOUNDATION Fieldbus HSE

 

 

7.2

 

Compare the following Ethernet based field buses used for real-time applications:

 

(a) EtherCAT (b) EPL

(c) Sercos III (d) CC-Link

 

Delivery mode

 

A combination of asynchronous and synchronous e-learning delivery comprising a judicious mix of interactive online web conferencing, simulation (virtual labs) software, remote online labs, online videos, PowerPoint slides, notes, reading and study materials (in PDF, HTML and Word format) accessed through the Moodle Learning Management System (LMS).

 

Software/Hardware Used

Software

  • mbpoll

  • MBslave

Hardware

  •  N/A