MODULE DETAILS

 

Module 18: Practical Radio Telemetry Systems for

Industry

 

Nominal duration: 3 weeks (36 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  the  specification      and  design  of wireless links used for SCADA telemetry systems.

 

PRE-REQUISITES MODULE, UNITS /

 

CO-REQUISITES

 

Module 17

 

ASSESSMENT STRATEGY

 

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

 

SUMMARY OF LEARNING OUTCOMES

 

1. Compare the wireless technologies available for communication with fixed installations

 

2. Examine the selection and application of wireless modems

 

3. Design a point-to-point microwave link

 

4. Examine infrastructural issues pertaining to the installation of fixed wireless links

 

Learning Outcome 1

 

Compare the wireless technologies available for communication with fixed installations

 

Assessment Criteria

 

1.1

 

Examine the implementation of terrestrial microwave links, with emphasis on:

 

(a) Basics of operation

 

(b) Point-to-point vs. point-to-multipoint applications

 

(c) Repeaters

 

(d) Environmental influences

 

 

 

 

1.2

 

Examine WiMax (IEEE802.16), with emphasis on: (a) Specifications

(b) Pertinent system attributes

 

(c) Basics of operation

 

 

1.3

 

Compare the data communication technologies available on 3G/4G networks

 

 

1.4

 

Collect remote telemetry data via 3G

 

Learning Outcome 2

 

Examine the selection and application of wireless modems

 

Assessment Criteria

 

2.1

 

Examine the factors affecting the choice of modem for point-to-point applications, specifically:

 

(a) Spread Spectrum technology employed

 

(b) Carrier frequency

 

(c) Effective Isotropically Radiated Power (EIRP)

 

 

2.2

 

Perform configuration of a 900 MHz wireless

Ethernet modem

 

Learning Outcome 3

 

Design a point-to-point microwave link

 

Assessment Criteria

 

3.1

 

Perform related calculations, in particular:

 

(a)  Distances based on geographic co-ordinates

 

(b)  Free Space Loss

 

(c)  Conversions between voltage/power to decibels and vice versa

 

 

3.2

 

Perform design calculations for a 2.4 GHz point-to- point terrestrial link, in particular:

 

(a)  Mast height calculation

 

(b)  Selection of antennas, modems and feeder cable

 

(c)  Achievement of Fade Margin commensurate with the stipulated availability for the link

 

 

 

 

3.3

 

Design a microwave backhaul with online design tools

 

Learning Outcome 4

 

Examine infrastructural issues pertaining to the installation of fixed wireless links

 

Assessment Criteria

 

4.1

 

Examine the factors relating to setting up a permanent wireless telemetry link, including:

 

(a)  Site selection

 

(b)  Antenna support structures

 

(c)  Equipment shelters

 

(d)  Power supply

 

(e)  Supervisory systems

 

(f)    Cabling infrastructure

 

(g)  Auditing existing installations with a view to upgrading

 

(h)  Redundancy

 

 

4.2

 

Examine security issues and countermeasures pertaining to point-to-point wireless links

 

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

  • N/A

Hardware

  •  N/A