Energy efficiency@Festo - page 33

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World’sfirst: theenergyefficiencymoduleE2M. Themodule isused tosaveenergy inproductionsystems that
automateprocesseswhicharepoweredby compressedair. E2Mprovidesactive, intelligent control of the
compressedair supplybyshutting it off duringsystemstandstillsand restarting it for production. Lossesdue
to leakagesare therefore limited. Themodule readsout relevantmeasuredvalues from themachine’s control-
ler suchaspressureandflow rateviaabussystem. Thismakes it possible tomonitor thesystem inaspecific,
targetedway.
Working it out for you: air supplyswitchedoff during
standstills
-20%
• Assemblysystemwith20%
leakage
• Dailyutilisation: approx.
10hoursproductionand
14hoursstandby
• System consumptionper day
without E2M: 1242 cubicNm
• System consumptionper day
withE2M: 970 cubicNm
Savings: 20%
Eliminating theflowof supply
air in compressedair systemsat
standstill
Atweekendsandduringbreaks,
if themachine isat astandstill
air supply to thesystem isshut
downautomatically, butworking
pressure (P2) ismaintained.
Pressure lossesdue to leakages
are reported. Thesystem is
startedupmanuallywhen
required. This reduces com-
pressedair consumptionbyup
to20%.
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