Electricity + Control February 2016

CONTENTS

4

12

18

28

Control systems + automation 4

Commissioning a large machine functional safety project… Ian Hetherington, VANTAGE

8

Round UP

Cables + accessories 12

PVC Granulator …Laurence Braithwaite, Aberdare Cables

14

Round UP

Sensors, switches + transducers 18

OEM transmitters: All inclusive…Daniel Hofer and Bernhard Vetterli, KELLER AG

20

Round UP

Transformers + substations 24

Practical approach to designing more cost efficient transformers… David S Roesser, Cargill In conversation with… Crown Publications editor, Peter Middleton, discusses modular plants with Warwick Jackson of Efficient Power

28

31

Round UP

Energy + enviroFiciency 36 Splitting a compressed air ring: Energy efficiency opportunities…Rudi Joubert, Johann van Rensburg and Ruaan Pelzer, North West University; Consultants to HVAC International and TEMM International 40 CIP Technologies save 20% energy... Natlee Chetty, Endress+Hauser 41 Round UP

FEATURES: • Cables+ accessories

• Control systems+ automation • Sensors, switches+ transducers • Transformers+ substations • Energy+ enviroFiciency: Focus onValves+ actuators

Regulars

Cover

1 Comment 11 Cover article 43 A sense of Africa 44 Light+Current 45 Bizz Buzz 47 Social Engineers 48 Clipboard

The LAPP GROUP offers not only cables, but cable glands and connectors that combine optimum electromagnetic compatibility and easy assembly. Read more on page 11.

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www.electricityandcontrolmagazine.co.za