Electricity + Control May 2016

CONTENTS

4

12

20

30

Sensors, switches and transducers 4

Smart sensors, smart technology, smart manufacturing Gerry Bryant, Countapulse Controls

7

Round UP

Analytical instrumentation 12 Better ways to troubleshoot automation and process control loops Technical information supplied by John Wilson on behalf of Comtest for the Fluke Corporation 16 Power of light in industrial process management: Spectroscopy Günter Pinkowski, KROHNE Optosens 17 Round UP Control systems + automation 20 In Conversation With… Crown Publications editor, Peter Middleton, discusses Control and Instrumentation (C&I) with ABB South Africa’s Chief Executive Officer, Leon Viljoen 26 Virtualisation and dynamic IT loads Bruce Grobler, Schneider Electric 28 Round UP

Drives, motors + switchgear 30

Induction motor rotor bars Henry du Preez, Consultant

34 35

Understanding ac motor control models Norman Maleka, SEW-EURODRIVE

Round UP

Energy + enviroFiciency 36 Carbon Tax in South Africa Silvana Claassen, CES Carbon & Energy Solutions and Justine Bolton, Bright Green Solutions 39 Round UP

Regulars

Cover

Billed as the intelligent eye for automation, the Leuze LSIS 400i Smart Camera Series is engi- neered for industrial image pro- cessing and can be integrated quickly and at low cost. Read more on page 9.

1 Comment 9 Cover article 42 A sense of Africa 43 Light+Current 44 CESA 45 Bizz Buzz 46 Social Engineers 48 Clipboard

Visit our innovative online technical resource for the engineering industry. www.eandcspoton.co.za

FEATURES: • Sensors, switches+ transducers • Analytical instrumentation

• Control systems+ automation • Drives,motors+ switchgear • Energy+ enviroFiciency: FeaturingCarbon Tax

www.electricityandcontrolmagazine.co.za