Electro Industries/GaugeTech™

The Leader in Power Monitoring and Smart Grid Solutions™

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Metering and Communication

• MultilevelCyberSecureEncryptedConfiguration

• AdvancedWebServerwithWaveformAnalysisTools

• Upto1024SamplesperCycle-basedMeasurements

• 0.06%EnergyAccuracyOverWideDynamicMeasurementRange

• HighlyAccurateandStableMeasurementsUsingMulti-Gain™Sensing

• 6AvailableCommunicationPorts,IncludingModbusandDNP3.0Protocols

• TwoIndependentEthernetPorts,withUniqueIPAddressing

Advanced Power Quality Analysis

• ClassAIEC61000-4-30Edition3PowerQualityMeasurements

• IEC61000-4-15FlickerMeasurements

• IEC61000-4-7HarmonicMeasurements

• EN50160PowerQualityReports

• NewCORE™LoggingArchitecture

• Easy-installTransducerandSeparateDisplay

• DirectPhysicalRetrofittoNexus®125XSeriesMeter/TransducerwithGreaterFunctionality

• Separate3LineLEDDisplays

Nexus®1450 Cyber Secure Energy Panel Meter with Advanced Power Quality & Multiport Communication

Nexus® 1450 Meter P40N+ Remote Multifunction Display

NewNew

Introduction

ElectroIndustries’Nexus®1450meterisapowerfulenergymeterthatprovidesaccurateelectricalenergymeasurementsandoffersadvancedcapabilitiesforpowerqualityanalysisanddeterminingelectricalpowerreliability.Themeterisatransducerbasewithaseparatedisplay.ThetransducerbaseretrofitstoexistingElectroIndustries’Nexus®1250and1252meters.TheNexus®1450meterisidealforexistingswitchboardpanels,sinceitcanbeinstalledwithoutcuttingpaneldoors.Theseparatedisplaymountsintoexistinganalogmeterknockouts.

TheNexus®1450meterisprotectedwithamulti-levelCyberSecureconfigurationwith10highlysecureencrypteduserIDsandpasswordsthathelppreventtamperingandhackingofyourpowersystemdata.Themeter'sbuiltinWebView™EnergyDashboardallowsyoutoanalyzemeteringdatawithoutneedingsoftware.Youcannavigateeasilythroughmultiplewebpageviewsandgetdetailedinformationonenergyusageandpowerquality:viewrealtimedata,analyzestoredhistorylogs,viewalarmsandwaveformrecords.

With6simultaneouslyoperatingcommunicationports,themeterisacommunicationhubtomultiplesoftwaresystems.TheNexus®1450meterhas4serialportsthatspeakModbusandDNP3.0protocols.ItalsohastwoindependentEthernetports,consistingofa10/100BaseTcopperRJ45connectorandanSTTerminated100BaseFXFiberOpticEthernetport.EachEthernetporthasauniqueIPaddress.Throughthemeter's6ports,auserisabletocommunicatetomultiplecomputer-basedsystems,providingdatatoentitiesthroughoutanenterprise.

Themeteralsoexcelsatmeasuringpowerquality,includingwaveformrecordingandIEC61000-4-7,IEC61000-4-15,andIEC61000-4-30ClassAcompliance.TheNexus®1450meterletsyoulookatthereliabilityoftheelectricalpowercircuittodeterminecausesoffaults,voltagesurgesandsags,andharmonics.

Multi-Gain™ Sensing Provides Superior Accuracy

TheNexus®1450meterutilizesEIG’slatestmeasurement-sensingtechnology-Multi-Gain™.Multi-Gain™technologyusestwosensorsonthecurrentinputs-ahighgainsensorandalowergainsensor.Eachsensorsimultaneouslymeasuresthecurrentsignalcomingfromtheexternalcurrenttransformers.Themeter’sintelligentprocessinglooksatthesignallevelanddeterminestheoptimalsensingcircuitforthehighestaccuracymeasurement.Withthistechnique,themeterhas0.06%accuracythroughoutanextendedmeasurementrange,whichisadefiningtraitofNexus®Seriesmeters.

Themeter’sstandardpickuprangestartsaslowas1mA,andhighaccuracyisattainedat25mA.Multi-Gain™metrologyallowsthesamemetertobeusedonboth5Asecondaryand1AsecondaryCTs.Themetershouldmaintainhighaccuracymeasurementthroughoutitsinstalledlife.Refertotheaccuracychartonthenextpage,fordetails.

Multi-Gain™MetrologyallowstheNexus®1450metertohavehighlyrepeatableandstablemeasurementsthroughoutrange

Typicalaccuracycharts

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Meter Accuracy Specification

Measurement

VoltageL-N 0.04%ofreading

VoltageL-L 0.04%ofreading

Current 0.04%ofreading

NeutralCurrent 0.1%

Frequency 0.004Hz

Watts 0.06%ofreading

Watt-hour* 0.06%ofreading

VAR 0.15%ofreading

VARh 0.15%ofreading

VA 0.06%ofreading

PowerFactor 0.15%ofreading

THD 2.5%ofreading Precision Crystal Time Reference: TheNexus®1450meterisequippedwithaninternalclockcrystalaccurateto3.5PPMoverthefulloperatingtemperaturerangeand5PPMatovertenyearsofuse.Thishighlyaccuratetrimmedclockdesignallowsuserstomaintainaccuratetimewhenrunningoncrystalsynchronization.Themeter'sclockcrystalwilldriftlessthan6secondspermonthfrom(0-40)°C.Additionaltimesyncmethodsinclude:

• Modbustimesync.

• DNP3.0timesync.

• IRIG-Btimesync.

• SNTPtimesync.

Advanced Energy Meter for Primary Loads

TheNexus®1450unitisanelectricalenergymeterdesignedtobeusedforanyimportantapplication.Inadditiontohighlyaccurateenergymeasurement,themeterfeatures:

• Full4quadrantmetering.

• Max/Minrecordingwithtimestamp.

• Extensiveloggingwith8logsofprogrammablehistoricalprofiles.

• Built-inCORE™logforwebtrending.

• TransformerandLineLosscompensation:forbothironandcopper,andtotalsubstationlosses.

• CTandPTcompensation:tocorrectinstrumenttransformererrors.

• Coincidentalreadings:e.g.,PForVARsattimeofPeakDemand.

• Loadaggregation/universalmetering:pulseinputscanbeusedtoaggregateoraccumulatedifferentloads.Utilitycommoditiessuchasgasandwatercanalsobeaccumulated.

On-board Time of Use Measurements:

TheNexus®1450meterusesaperpetualTimeofUse(TOU)calendarthatonlyneedstobesetuponce.TheTOUimplementationallowstheusertosetupmultipletariffstomeetanycontractualobligations.ItalsoallowstheusertocustomizeanyenergyparameterforTOU.The16availableTOUregisterscanbeconfigurednotonlyforTOUbuilt-inenergyreadings,butalsoforanystoreddatafrompulsesorotherreadingsthatneedTOUfunctionality.

• Uptofourseasons-seasonscanbecustomized.

• Flexiblebillingperiods/rates/holidays/schedulessetup.

• Cumulativeandcontinuouscumulativedemandareavailable.

*(0.025Ato20AatPF=1);fullaccuracyspecificationsaregivenintheNexus® 1450 Meter Installation and Operation Manual.

Measurement

VoltageL-N 0.04%ofreading

VoltageL-L 0.04%ofreading

Current 0.04%ofreading

NeutralCurrent 0.1%

Frequency 0.004Hz

Watts 0.06%ofreading

Watt-hour* 0.06%ofreading

VAR 0.15%ofreading

VARh 0.15%ofreading

VA 0.06%ofreading

PowerFactor 0.15%ofreading

THD 2.5%ofreading

EasilyConfigureAlmostanyTimeofUseUsageProfile

3

1800ShamesDrive,Westbury,NY115901-877-EIMETER(1-877-346-3837) Tel:516-334-0870Fax:516-338-4741Email:sales@electroind.comwww.electroind.com

Electro Industries/GaugeTech™The Leader in Power Monitoring and Smart Grid Solutions™

E171702010918V.1.02

Ordering InformationNexus® Base

MeterControl Power

Frequency Range

Virtual Switch

Option Numbers:

Example: Nexus 1450 D2 60 V1

Nexus® 1450 Meter

D2Universal(96-276)V@50/60HzorDC

60 60Hz

V1StandardNexus®1450Meter512MBmemorylogging/

512s/c

D (18-60)VDC

50 50Hz

V2V1+1200MB

memorylogging/1024s/c

Specifications

Voltage Input Range:

• (20to720)VAC

• Pickupvoltage:5VAC

Isolation:

• VoltageInputsisolatedto2500VAC

Current Input Range:

• SupportsClass2andClass20inoneinputconfiguration

• ProgrammabletoanyCTratio

• Faultcurrentrecordingto+/-80Apeak

• Pick-upcurrent:1mA

Current Input Withstand Capability (at 23 °C):

• 100Afor10seconds

• 300Afor3seconds

• 500Afor1second

Burden:

• VoltageInputs:5Mohmspervoltageinput

• CurrentInputs:0.028VAperphasemaxat20A

Frequency Range:

• (42.5–69.5)Hz

Environmental:

• Operatingtemp:(-25to+70)°C

• Storagetemp:(-40to+70)°C

• Humidity:Upto95%RHnon-condensing

• ProtectionClass:IP30

Measurement Method:

• Upto1024samplespercycle(programmable)

• 16BitA/Dresolution–multiplesimultaneousconverters

• Multi-Gain™sensingmethod

• TrueRMS

Accuracy Ratings:

• Energymeasurementaccuracyat0.06%(0.025Ato20AatPF=1)

• FullaccuracyspecificationsavailableinNexus®1450meterUserManual

• Timeclock:3.5ppmfor(-25to+70)°C-lessthan10secondsdriftpermonthoncrystalsync;2.0ppmTypicalfrom0to+40°C-lessthan6secondspermonthdrift

Update Rate:

• 1Second-HighAccuracyreadings

• 1Cycle-FastUpdatereadings

• Customizablehigh-speedreadings-updateratefrom2to20cyclesRMS

Control Power Requirements:

• D2Option:(96-276)V@50/60HzorDC

• DOption:(18-60)VDC

• Burden:20VAmaxw/oI/Oordisplay;40VAmaxwithI/Oanddisplay

Communication:

• Baudrateupto115200bps

• Programmableparityandstopbits

• SerialCommunicationprotocols:ModbusASCII/RTU,DNP3.0

• Ethernet:ModbusTCP,DNP3.0,SNTP,HTTP,andHTTPS

• RJ45Ethernetport10/100BaseT

• FiberOpticport100BaseFX

• 4RS485ports

• RS232port(shared)

• RS485Serialportshave18VDCoutputforI/O

• OptionalP40N+displayoffersUSBTypeBcommunication

Shipping:

• Totalshippingweight:approx.5lbs(2.2kgs)

• Shippingcontainerdimensions:14"x10"x6"(35.6cmx25.4cmx15.2cm)

• DisplaysandI/Omodulesshipinseparatecontainers.

Compliance:

• EUDirective2014/32/EU(MeasuringInstrumentsDirective)

• EUDirective2011/65/EU(RoHS2Directive)

• REACHRegulation(EC)No1907/2006

• ULListed

• ANSIC12.1ElectricMetersCodeForElectricityMetering

• ANSIC12.20ElectricityMeters0.2and0.5AccuracyClasses

• ANSI(IEEE)C37.90.1(SurgeWithstand)

• ANSIC62.41(Burst)

• IEC60068-2-1EnvironmentalTesting:TestA:Cold

• IEC60068-2-2EnvironmentalTesting:TestB:DryHeat

• IEC60068-2-30EnvironmentalTesting:TestDb:Dampheat,cycle(12h+12hcycle)

• IEC61000-4-2Electromagneticcompat-ibility(EMC).Testingandmeasurementtechniques.Electrostaticdischargeimmunitytest

• IEC61000-4-3Electromagneticcompatibility(EMC).Radiated,radio-frequency,electromagneticfieldimmunitytest

• IEC61000-4-4Electricalfasttransient/burstimmunitytest

• IEC61000-4-5Surgeimmunitytest

• IEC61000-4-6Immunitytoconducted

disturbances,inducedbyradio-frequencyfields

• IEC61000-4-7Generalguideonharmonicsandinterharmonicmeasurementsandinstrumentation

• IEC61000-4-30Powerqualitymeasurementmethods

• IEC62052-11Generalrequirements,testsandtestconditions-Meteringequipment

• IEC62053-22ParticularRequirements-Staticmetersforactiveenergy(Classes0,2Sand0,5S)

• IEC62053-23,Staticmetersforreactiveenergy(Classes2and3)

• IEEE519RecommendedPracticesandRequirementsforHarmonicControlinElectricalPowerSystems

External I/O Modules:

• 1mAON4:4AnalogOutputs,0±1mA

• 1mAON8:8AnalogOutputs,0±1mA

• 20mAON4:4AnalogOutputs,4-20mA

• 20mAON8:8AnalogOutputs,4-20mA

• 8AI1:8AnalogInputs,0±1mA

• 8AI2:8AnalogInputs,4-20mA

• 8AI3:8AnalogInputs,0±5VDC

• 8AI4:8AnalogInputs,0±10VDC

• 4RO1:4RelayOutputs

• 4PO1:4SolidStatePulseOutputs

• 8DI1:8DigitalStatusInputs

• PSIO:PowerSupplyforupto4additionalI/Omodules

• MBIO:I/Omountingbracket(mustbeorderedwithexternalI/Omodule)

Note:PleaseseetheNexus® 1450 meter Installation and Operation Manualforcomprehensivespecifications.

AccessoriesSoftware

COMEXT4P1Y CommunicatorEXT4.0SoftwareforWindowsSingle-ComputerLicense(OneYear)

Displays

P40N+ P41N+ P43N+

MultifunctionLEDDisplay/MasterAmpDisplaySlaveWatt/VAR/PFDisplaySlave

I/O Modules

1mAON4 1mAON8 20mAON4 20mAON8 8AI1 8AI2 8AI3 8AI4 4RO1 4PO1 8DI1 PSIO *MBIO E171103

4AnalogOutputs,0±1mA8AnalogOutputs,0±1mA4AnalogOutputs,4-20mA8AnalogOutputs,4-20mA8AnalogInputs,0±1mA8AnalogInputs,4-20mA8AnalogInputs,0±5VDC8AnalogInputs,0±10VDC4RelayOutputs4SolidStatePulseOutputs8DigitalStatusInputsPowerSupplyforAdditionalI/OModulesI/OMountingBracketDINRailMountKitforNexus®1450meter

Accessories Note:*MustbeorderedwithanexternalI/Omodule.

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Nexus® 1450 web page: