Electricity + Control January 2015

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Regulars
Control systems and automation
4 Conveyor control system for mining... By C du Plessis, ifm electronic
6 Round UP
Drives, motors and switchgear
12 Installing and commissioning motors... By H du Preez, Consultant
16 Round UP
Earthing and lightning protection
18 When and Where should Which surge protection be used?... By Dipl Ing R Hausmann, Phoenix Contact
22 Round UP
Standby and back-up
24 Gas-generated electric power – with benefits... By N Alwar, Barloworld Power
27 Round UP
Pressure and level measurement
28 Process safety through diaphragm seal systems with diaphragm break monitoring... By J Breunig and
J Zipp, WIKA
32 Round UP
Energy and enviroFiciency
34 Uganda’s energy sector: Challenges and opportunities... By R Mbabazi (Makerere University),
Professor B Sebitosi (Stellenbosch University), Dr Julianne Sansa-Otim (Makerere University,
Dr Richard Okou (Makerere University)
39 Round UP
Beckhoff’s ‘New Automation
Technology’ philosophy repre-
sents universal and open control
and automation solutions that are
used worldwide in a variety of ap-
plications. Read more on page 11.
FEATURES:
• Control systems and automation
• Drives,motors and switchgear
• Earthing and lightning protection
• Standby and back-up
• Pressure and levelmeasurement
• Energy and envi
E+C Jan 2015 cover.indd 1 2014/12/18 11:18:41AM
Cover
CONTENTS
1 Comment
11 Cover article
39 Greenie Beanie
40 Light+Current
40 Bizz Buzz
43 Social Engineers
44 Clipboard
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