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53U

P. � / 7ES-6485 Rev.�6

Power Transducer Series

MULTI POWER MONITOR(4 digital displays) MODEL 53U

Functions & Features•Measuressimultaneouslyseveralvariablesofa

heavy-currentpowersystem:current,voltage,active,reactiveandapparentpower,activeandreactiveenergy,powerfactor,frequency,etc.

•Allmeasuredvalues,countervalues,displaymode,settingdataarestoredinthenon-volatilememoryatthepoweroff

•Conversionfactors,systemconfiguration,in-tervaltimesareprogrammableusingthefrontkeys

•OpencollectoroutputforalarmorenergycountTypical Applications•Multi-functionalpowermonitorincorporated

inanelectricdevice:savesspace,wiringworks,andcost

Specifications are subject to change without notice.

MODEL & SUFFIX CODE SELECTION

ORDERING INFORMATIONSpecifycodenumber.(e.g.53U-1211-AD4)

RELATED PRODUCTS•PCconfiguratorsoftware(model:53UCFG)•PCRecorderLightsoftwareforthe53U (model:MSR128LUx) SoftwaredownloadableatM-System’sweb

site:http://www.m-system.co.jp Adedicatedcableisrequiredtoconnectthemoduleto

thePC.PleaserefertotheinternetsoftwaredownloadsiteortheusersmanualforthePCconfiguratorforap-plicablecabletypes.

GENERAL SPECIFICATIONSConstruction:96-mmsquare(1/4DINsize)panelflush

mountedDegree of protection Front panel:IP50 Terminal block, housing:IP30Connection Voltage input:Connectortypeterminalblock

(applicablewiresize≤2.5dia,0.5–3.5mm2) Current input:Screwterminalblock

(applicablewiresize≤2.4dia,0.5–3.5mm2) Output, power:Connectortypeterminalblock

(applicablewiresize≤2.4dia,0.5–2.5mm2)Configuration:Singlephase/2-wireand3-wire,3-phase/3-

wirebalanced/unbalancedload,3-phase/4-wirebalanced/unbalancedload

Housing material:Flame-resistantresin(gray)Isolation: Voltageinputtocurrentinputtocontactin-

puttonetworkinterfaceorconfiguratorjackoranalogoutputtocontactoutput*topower

*BetweeneachcontactoutputexceptforExternalInter-facecode8.

mm (inch)

AXIN

96(3.78)

96 (3.78)

115(4.53)

53U–1❑❑❑–AD4❑

MODEL

CONFIGURATION1 : Single-phase/2-wireand3-wire, 3-phase/3-wireand4-wire

INPUT1 : 480VAC/1A2 : 480VAC/5A

CONTACT INPUT0 : None*1

1 : 24VDC*2

2 : 110VDC*2

*1.‘ExternalInterface’codes1,4and5Notselectable.*2.‘ExternalInterface’codes2,3,6,7,8and9Notselectable.

EXTERNAL INTERFACE1 : Modbus,Do×1,Di×12 : 4–20mADC×43 : 1–5VDC×44 : 4–20mADC×2,Do×1,Di×15 : 1–5VDC×2,Do×1,Di×16 : 4–20mADC×2,Do×27 : 1–5VDC×2,Do×28 : Modbus,Do×39 : Do×4

AUXILIARY POWER SUPPLYAD4 : 100–240VAC/110–240VDC(universal)

OPTIONS/H : Highaccuracy(voltage/current:±0.2%,energy:±0.5%)

53U

P. � / 7ES-6485 Rev.�6

Measured variables Voltage: 1–N,2–N,3–N,1–2,2–3,3–1 Current: 1,2,3,N Average current:1,2,3 Active / reactive / apparent power:1,2,3,∑ Power factor:1,2,3,∑ Frequency Active energy incoming / outgoing:∑ Reactive energy inductive / capacitive:∑ Apparent energy:∑ Active / reactive / apparent power intervals (demand) Other demands Harmonic contents:2ndto31st Max. and min. values

■ DISPLAY: LCDwithLEDbacklight(LEDOFFtimeravailable)Signed:4digits,3linesEnergy:9digits,1lineBargraph:3points

INPUTFrequency: 50/60Hz(45–65Hz)• Voltage InputRated voltage Line-to-line (delta voltage):480V Line-neutral (phase voltage):277VConsumption VA:≤ULN2/300kΩ/phaseOverload capacity:200%ofratingfor10sec.,

120%continuousSelectable primary voltage range:50–400000V

• Current InputRated current:1Aor5AConsumption VA:≤I2·0.01Ω/phaseOverload capacity:4000%ofratingfor1sec.,2000%for4

sec.,120%continuousSelectable primary current range:1–20000A

Operational range Voltage, current, apparent power:≤120%oftherating Active/reactive power:≤±120%oftherating Frequency:45–65Hz Power factor:≤±1

■ CONTACT INPUT:24VDCor110VDC(inputresistance6kΩ)

Contact detecting voltage:External24VDC±10%or110VDC±10%

ON current:≥1mA(≤24kΩ@24V,≤110kΩ@110V) OFF current:≤0.1mA(≥240kΩ@24V,≥1.1MΩ@110V)Contact detecting time:10–1000msec.ContactstatuscanbemonitoredontheModbus;usabletoresetenergycountortoupdateaverage(demand)value

OUTPUT■ NETWORK INTERFACETransmission:Half-duplex,asynchronous,noprocedureInterface: ConformstoEIARS-485Max. transmission distance:500metersBaud rate: 1.2–38.4kbpsMax. number of nodes:31(exceptthemaster)Protocol: ModbusRTUMedia: Shieldedtwisted-paircable(CPEV-S0.9

dia.)

■ DC CURRENT OUTPUT:4–20mADCLoad resistance:270Ωmaximum**

■ DC VOLTAGE OUTPUT:1–5VDCLoad resistance:5000Ωminimum****Measurandsconvertedintoanalogoutput:Voltage,Current,Active/reactive/apparentpower,Powerfactor,Frequency,Harmoniccontents

■ OPEN COLLECTORProgrammableforeitheralarmorenergycount.Max. rated load:130VDC@50mAContinuous rated load:130VDC@30mASaturation voltage:1.5VDCFormaximumcontactlifeandnoisequenchingwithinduc-tiveloads,externalprotectionisrecommended.Measurands applicable to alarm:Voltage,current,current

intervals,neutralcurrent,frequency,energy,energyintervals(ONdelay,deadbandandotherparametersareselectable)

Measurands applicable to count:Energy;Pulserateselectablewithin0.1–10000.0kWh/p,kvarh/p,kVAh/p

INSTALLATIONPower input AC: Operationalvoltagerange85–264V

47–66Hz;<8VA DC: Operationalvoltagerange99–264V

<4W;ripple10%p-pmax.Operating temperature:-10to+55°C(14to131°F)Storage temperature:-20to+80°C(-4to+176°F)Operating humidity:90%RHmax.(non-condensing)Mounting: PanelflushmountingDimensions: W96×H96×D115mm(3.78”×3.78”×4.53”)Weight: 300g(0.66lbs)

53U

P. � / 7ES-6485 Rev.�6

FRONT & REAR VIEWS

■ FRONT VIEW ■ REAR VIEW

Data Displays

Control Buttons

Current InputTerminals

ConfiguratorJack

Power InputTerminals

Ext. InterfaceTerminals

Voltage InputTerminals

∑ IU PQS MAX E PRGPF THD

ENTER ESCAPE

PERFORMANCEAccuracy (at23°C±10°Cor73.4°F±18°F,45–65Hz) Voltage: ±0.3%(±0.2%forOption/H)*** Current: ±0.3%(±0.2%forOption/H)*** Power: ±0.5%*** Power factor:±0.5% Frequency:±0.1%*** Energy: ±1%(±0.5%forOption/H) Harmonic contents:±1%*** Analog output:Accuracyofassignedmeasurandor

±0.2%,whicheverisgreater.Response time:≤2seconds(0–99%)

≤3secondsforfrequencyandharmoniccontents

Insulation resistance:≥100MΩwith500VDC(voltageinputtocurrentinputtocontactinputtonetworkinterfaceorconfiguratorjackoranalogoutputtocontactoutput****topower)

Dielectric strength:4000VAC@1minute(voltageinputorcurrentinputorcontactin-putornetworkinterfaceorconfiguratorjackoranalogoutputorcontactoutputtopower)2500VAC@1minute(voltageinputtocurrentinputtocontactinputtocontactoutputtonetworkinterfaceorconfiguratorjackoranalogoutput)2000VAC@1minute(betweeneachcontactoutputexceptforExternalInterfacecode8)

***Inpercentageofthespans:480Vforvoltage,1Aor5Aforcurrent,4155W(5A)or831W(1A)foractivepower.Thedescribedaccuracylevelsareensuredattheinput1%ormoreforphase2currentwith3-phase/3-wireunbal-ancedload,forneutralcurrentwith3-phase/4-wireunbal-ancedload,andneutralcurrentwith1-phase/3-wire.****BetweeneachcontactoutputexceptforExternalInterfacecode8.

STANDARDS & APPROVALSCE conformity:EMCDirective(2004/108/EC)

EN61000-6-4(EMI)EN61000-6-2(EMS)LowVoltageDirective(2006/95/EC)EN61010-1InstallationcategoryIIIPollutiondegree2

IEC standard:IEC62053-22class0.5sIEC62053-23class2(IECstandardsareapplicablewithOption/Honly)

53U

P. 4 / 7ES-6485 Rev.�6

V1 N V2 1S 1L 2S 2L

L1source load

NL2

u v v u

U V V Uk l

K L k l

K L

V1 N V2 1S 1L 2S 2L

L1source load

NL2

k l

K L k l

K L

V1 N V2 1S 1L 2S 2L

L1source load

NL2

V1 V2 V3 1S 1L

L1source load

L2L3

u v v u

U V V Uk l

K L

V1 V2 V3 1S 1L

L1source load

L2L3

V1 V2 V3 1S 1L 3S 3L

L1source load

L2L3

u v v u

U V V Uk l

K L k l

K L

V1 V2 V3 1S 1L 3S 3L

L1source load

L2L3

k l

K L k l

K L

V1 V2 V3 1S 1L 3S 3L

L1source load

L2L3

k l

K L

V1 V2 V3 1S 1L

L1source load

L2L3

V1 N 1S 1L

L1source load

N

k l

K L

u v

U V

V1 N 1S 1L

L1source load

N

k l

K L

V1 N 1S 1L

L1source load

N

System / Application

Single phase /2-wire

Three phase /3-wire,balanced load

Single phase /3-wire

Terminal

1S 1L 3S 3L

L1source load

L2L3

k l

V1

u v

U V

V2

u v

U V

V3

u v

U V

N

K L k l

K L

V1 V2 V3 1S 1L 3S 3LN

L1source load

L2L3

k l

K L k l

K L

2S 2L

k l

K L

V1 V2 V3 1S 1L 3S 3LN 2S 2L

L1source load

L2L3

N

N

N

2S 2L

k l

K L

V1 N 1S 1L

L1source load

L2

k l

K L

u v

U V

V1 N 1S 1L

L1source load

L2L3N

k l

K L

V1 N 1S 1L

L1source load

L2

L3

L3

N

N

System / Application

Three phase /4-wire,balanced load

Three phase /3-wire,unbalanced load

Three phase /4-wire,unbalanced load

Terminal

TERMINAL CONNECTIONS

Configurator Jack

External Interface

DO/PO

+ –

DI

+ – T1T2T3T4

Input

V1 V2 V3 N 1S 1L 2S 2L 3S 3L

Power Input

U(+)

V(–)

CONFIG

53U

P. 5 / 7ES-6485 Rev.�6

T3T4

T2T1

Term.Resist.

+–

Shielded Twisted-pair Cable

Jumper *1

V(–)

JACK

U(+)POWER

DO/PO–

DO/PO+

DO/PO–

DO/PO+

DI –

DI +CONTACT

INPUT

CONTACT OUTPUT

• Contact Input Connection E.g.

+

-

• Contact Output Connection E.g.

+

-

DI +

DI –

To other Modbus devices

■ EXTERNAL INTERFACE CODE: 1

T3T4

T2T1

Term.Resist.

+–

Shielded Twisted-pair Cable

Jumper *1

V(–)

JACK

U(+)

DO/PO COM

DO/PO3+

DO/PO2+

DO/PO1+

When the device is located at the end of a transmission line via twisted-pair cable, (when there is no cross-wiring), close across the terminal T2 – T3 with a leadwire.When the device is not at the end, no shortcircuit wire is required.Analog output may momentarily fluctuate while the configurator cable is left connected.

*1.

*2.

To other Modbus devices


V(–)

U(+)POWER

DO/PO–

DO/PO+

DI –

DI +CONTACT

INPUT

CONTACT OUTPUT

AO2 –

AO2 +

AO1 –

AO1 +ANALOG

OUTPUT 1

ANALOG OUTPUT 2

■ EXTERNAL INTERFACE CODE: 4, 5

V(–)

U(+)POWER

DO/PO1–

DO/PO1+CONTACT OUTPUT 1

DO/PO2–


AO2 –

AO2 +

AO1 –

AO1 +ANALOG

OUTPUT 1

ANALOG OUTPUT 2

■ EXTERNAL INTERFACE CODE: 6, 7

V(–)

U(+)POWER

POWER

CONTACT OUTPUT 3

CONTACT OUTPUT 2

CONTACT OUTPUT 1

DO/PO3–


DO/PO4–


DO/PO1–


DO/PO2–



V(–)

U(+)POWER

AO4 –

AO4 +

AO3 –

AO3 +ANALOG

OUTPUT 3

ANALOG OUTPUT 4

AO2 –

AO2 +

AO1 –

AO1 +ANALOG

OUTPUT 1

ANALOG OUTPUT 2


CONFIGURATOR

CONFIGURATOR *2

JACK CONFIGURATOR *2

JACK CONFIGURATOR

JACK CONFIGURATOR *2

CONFIGURATOR

JACK

53U

P. 6 / 7ES-6485 Rev.�6

MODBUS WIRING CONNECTION

EXTERNAL DIMENSIONS unit: mm (inch)

MOUNTING REQUIREMENTS

R2K-1

T1T2T3T4

53UT1T2T3T4

T1T2T3T4

53U

CONN

ECTO

R

RS-232C

RS-485

*1 *1

*1. Internal terminating resistor is used when the device is at the end of a transmission line.*2. Install shield cables to all sections and ground them at single point.

*2FG

RS-485

96 (3.78) 92 (3.62)

92 (3

.62)

80 (3.15) [12 (.47)]23 (.91)

2 (.08)

96 (3

.78)

3 (.12

)3 (

.12)

MOUNTING BRACKETGASKET

100 (3.94) dia.

92+0

.8 (3.

65)

0 (3.6

3)

92+0.8 (3.65)0 (3.63)

■ PANEL CUTOUT unit: mm (inch)

Panel thickness : 2 to 15 mm (0.08 to 0.59 inch)

53U

P. 7 / 7ES-6485 Rev.�6

SYSTEM CONFIGURATION EXAMPLES

RS-485 (Modbus RTU)

Multi Power Monitor(model: 53U)

RS-232C

RS-232C/RS-485Converter(model: R2K-1 or LK1)

Lightning Surge Protectorfor RS-485/422(model: MD74R or MDP-4R) *1

AXIN

AXIN

AXIN

■ RS-485 / RS-232C

■ RS-485 / ETHERNET

Ethernet

Communication Adaptor(model: 72EM-M4 or 72EM2-M4)ETHERNET

RUNSENDFIELD

CNFG


RS-485 (Modbus RTU)

Multi Power Monitor(model: 53U)


AXIN

AXIN

AXIN


*1. Insert lightning surge protectors recommended in this example if necessary.

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