Iskra MC320 User Manual

BASICDESCRIPTIONANDOPERATION
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Measuringcentres
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MC320,MC330,MC350&MC350H ‐ User’sManua
l
9
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Glossary
Term Explanation
AC Alternatingvoltage
Hand‐overplace Connectionspotofconsumerinstallationinpublicnetwork
Hysteresisexpressedas
percentage[%]
Percentagespecifiesincreaseordecreaseofa measurementfromacertainlimit
afterexceedingit.
MD Measurementofaveragevaluesintimeinterval
MiQen SoftwareforIskra,d.d. instruments
MODBUS Industrialprotocolfordatatransmission
Profibus IndustrialprotocolstandardizedasIEC61158
M‐Bus IndustrialprotocolfullycomplieswithM‐BUSEuropeanstandardEN13757‐2
M
p
−Averageinterval
DefinesfrequencyofrefreshingdisplayedmeasurementsonthebasisofaSample
factor
M
v
−Samplefactor
Definesanumberofperiodsformeasuringcalculationonthebasisofmeasured
frequency
PAtotal Anglecalculatedfromtotalactiveandapparentpower
PA1,PA2,PA3 Anglebetweenfundamentalphasevoltageandphasecurrent
PF Powerfactor
RMS RootMeanSquarevalue
RTC Realtimeclock
THD Totalharmonicdistortion
2SO S0(pulse)outputmodule
2TI Tariffinputmodule
2RO Relay(alarm)outputmodule
2DI Digitalinputmodule
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Iskra MC320 Specifications

General

Brand	Iskra
Model	MC320
Category	Measuring Instruments
Language	English