Main rangePowerLogic product or component typeMulti-circuit energy meter product namePowerLogic EM4900E device short nameEM4928 power monitoringBasic instrumentation energy managementBilling analysisSub billing and cost allocation device applicationSub billing type of measurementCurrent per phase, rmsCurrent averagePhase angleActive power totalActive power per phaseApparent power totalApparent power per phasePower factor averagePower factor per phaseActive energy metering typeDemand current I1, I2, I3, peak demand current IM1, IM2, IM3Demand power P [Us] rated supply voltage100...277 V AC 50/60 Hz network frequency50 Hz60 Hz Complementary sampling rate256 samples/cycle current transformer inputSolid core CT 0.333 V84 x single poleSolid core CT 0.333 V42 x single phaseSolid core CT 0.333 V28 x three phaseSplit core CT 0.333 V84 x single poleSplit core CT 0.333 V42 x single phaseSplit core CT 0.333 V28 x three phase measurement voltage150…480 V AC 50/60 Hz between phases90…277 V AC 50/60 Hz between phase and neutral measurement accuracyPower +/- 0.5 % of the measuring rangeEnergy +/- 0.5 % of the measuring rangeCurrent +/- 0.5 % of the measuring rangeVoltage +/- 0.5 % of the measuring range communication port protocolModbus RTU at 9600, 19200, 38400 bps even/odd or none - 2 wiresModbus TCP at 9600, 19200, 38400 bps even/odd or none - 2 wiresSNMPBACnet IP at 10, 100 MbitsBACnet MS/TP communication port supportSpring connector: RS485RJ45 data update rate2 s (Modbus)14 s (BACnet)20 s (SNMP) data recordingMaximum of demand active powerMaximum of instantaneous currentMaximum of demand current communication of dataLow-low current alarmTotal energyOver voltage alarmHigh-high current alarmLow current alarmHigh current alarmUnder voltage alarm web servicesWeb server communication serviceUpdating firmware Environment mounting modeWall mount installation categoryIII pollution degree2 ambient air temperature for operation0…60 °C ambient air temperature for storage-40…70 °C standardsIEC 61010UL 508 width253 mm depth307 mm height70 mm product weight1.5 kg Offer Sustainability EU RoHS DirectiveCompliant
EU RoHS Declaration
WEEEThe product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
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