NEC PA621X - Checking Energy-Saving Effect [CARBON METER]

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3. Convenient Features
Checking Energy-Saving Effect [CARBON METER]
Thisfeaturewillshowenergy-savingeffectintermsofCO
2
emissionreduction(kg)whentheprojector’s[ECOMODE]
issetto[OFF],or[ON].Thisfeatureiscalledas[CARBONMETER].
Therearetwomessages:[TOTALCARBONSAVINGS]and[CARBONSAVINGS-SESSION].The[TOTALCARBON
SAVINGS]messageshowsthetotalamountofCO
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emissionreductionfromthetimeofshipmentuptonow.Youcan
checktheinformationon[USAGETIME]from[INFO.]ofthemenu.(→page133)
The[CARBONSAVINGS-SESSION]messageshowstheamountofCO
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emissionreductionbetweenthetimeof
changingtoECOMODEimmediatelyafterthetimeofpower-onandthetimeofpower-off.The[CARBONSAVINGS-
SESSION]messagewillbedisplayedinthe[POWEROFF/AREYOUSURE?]messageatthetimeofpower-off.
TIP:
• TheformulaasshownbelowisusedtocalculatetheamountofCO
2
emission reduction.
 AmountofCO
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emissionreduction=(PowerconsumptioninOFFforECOMODE−PowerconsumptioninONforECOMODE)×
CO
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conversionfactor.*WhentheimageisturnedoffwiththeAV-MUTEbuttontheamountofCO
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emmission reduction will also
increase.
* CalculationforamountofCO
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emissionreductionisbasedonanOECDpublication“CO
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EmissionsfromFuelCombustion,
2008Edition”.
• The[TOTALCARBONSAVINGS]iscalculatedbasedonsavingsrecordedin15minutesintervals.
• Thisformulawillnotapplytothepowerconsumptionwhichisnotaffectedbywhether[ECOMODE]isturnedonoroff.