Conlog BEC23 User manual

Part Number: 700034708000 Rev.5
All Rights Reserved© 2006
Informationinthisdocumentissubjecttochange withoutnoticeanddoesnotrepresentacommitmenton
thepartofMerlinGerinSA(Pty)Ltdt/aConlog.Nopartofthisdocumentmaybereproduced,
transmitted,transcribedortranslatedintoany language withoutexpress writtenpermissionofMerlin
GerinSA(Pty)Ltdt/aConlog.

2BEC23TechnicalManual
TableofContents
Section1:CompanyOverview............................................................4
Section2:Introduction.......................................................................5
Section3:Standards..........................................................................6
Section4:Specifications.....................................................................6
Section5:Features............................................................................7
Protection.........................................................................................7
Security............................................................................................7
Reliability..........................................................................................7
Section6:MeterOverview..................................................................8
DisconnectionDevice........................................................................9
Latchtype meter(BEC23PL)................................................................................9
CircuitBreakertypemeter(BEC23PD)................................................................9
EarthLeakagetype meter(BEC23PE)..................................................................9
Rate LED...........................................................................................9
Meterserialnumber........................................................................10
Userinterface.................................................................................10
Meterinterface.................................................................................................10
LCD interface.................................................................................10
LCD IconDisplay.............................................................................................11
OverloadIndication.........................................................................................11
LowCreditIndication.......................................................................................11
Zero CreditIndication......................................................................................11
Wait(Clock)Indication.....................................................................................11
NegativeCreditIndication................................................................................11
TokenAcceptanceIndication............................................................................12
TokenRejectionIndication................................................................................12
TamperIndication............................................................................................13
Section7:SpecialUserFunctions......................................................14
MeterStatus....................................................................................16
Tamperdetectionflag......................................................................................16
Metercommissioningflag................................................................................16
Section8:EngineeringTokens..........................................................17
Maximum LoadLimittoken(MeterSpecific).....................................17
ClearCredittoken(MeterSpecific)..................................................17
KeyChangetoken(MeterSpecific)..................................................17
ClearTampertoken(MeterSpecific)................................................18
Commissioningtoken(Non-MeterSpecific)......................................18
MeterTesttoken(Non-MeterSpecific)..............................................19
Section9:Installationof themeter....................................................20
Installingthe wall base....................................................................20
Wiringupthewall base..................................................................20
Testingthemeterinstallationandsealingthe unit............................21
Removingthemeter........................................................................21
Section10:UsingaBEC23 Electricity Meter.......................................22
Section11:ProblemSolving.............................................................23

BEC23TechnicalManual 3
TokenProblems..............................................................................23
Invalidtoken....................................................................................................23
Used/Duplicatetoken.....................................................................................23
Expiredtoken...................................................................................................24
MeterFull.........................................................................................................24
MeterProblems...............................................................................25
ErrorCodesonMeters....................................................................26
Section12:TypicalInstallation..........................................................27
Section13:GlossaryOfTerms.........................................................28
Section14:TechnicalSpecifications..................................................31
Section15:ContactInformation.......................................................33

4BEC23TechnicalManual
Section1:CompanyOverview
SincetheinceptionoftheSouthAfricanprepaymentindustryinthelate1980s,Conloghasbeenatthe
forefrontofpioneeringsolutionsthatmeettheneedsofutilitiesworldwide.
Thefoundationofprovidingsimple yettechnologically advancedproducts,coupledwithanethosof
ensuringourcustomers’success,hasresultedinourleadershipposition.
Productsfortodayandtomorrow
Conlog specialisesinprovidingprepaymentsolutionsforthedeliveryofelectricityandwaterservices.Our
broadrangeofproducts encompassesprepaymentmeters,vendingrevenuemanagement,support,
services,maintenance,aswell astheonly dedicatedandaccreditedtrainingfacilityforall aspects of
prepayment.
Thiscomprehensiveandholisticapproachenablescustomerstoreapthefull benefitoftheirinvestment
andensuressustainedsuccess,intothefuture.
Globalfootprint
Thecompanycurrently hasprepaymentprojects operatinginmorethan20 countrieswithanever
increasingfootprintthatencompassesAfrica,EasternEurope,SouthAmerica andSouthEast Asia.In
addition,asasubsidiaryoftheglobalSchneiderElectricgroup,wehaveaccess toanetworkofofficesin
over130countries.
Platformofexcellence
Inall areasofthebusiness,ourgoalisforabsoluteexcellence.Tothisend,thecompany’s
manufacturingfacilitiesareindependently accreditedwithISO9000:2001andISO14001standards.
Ourproducts alsocarrythehighest internationalstandards,andthecompanyaims forcontinual
improvementthroughavarietyofinternalqualityprogrammessuchassixsigma.
Aworldofexperience
Specialisinginprepayment,Conlog hasbeenprovidingcustomerswithanunsurpasseddepthof
experienceandknowledgefor over15 years.Thecompanyhasreceivedanumberofaccoladesthrough
theyearsincludingtheinauguralInnovationAwardfor theprepaymentindustry,theElectricitySupply
Industry’s(ESI)Best MeteringCompanythree yearsinarow,aswell asrecognitionforits Black
Empowerment.

BEC23TechnicalManual 5
Section2:Introduction
TheBEC23 meterisasingle phase,STScompliantPrepaymentElectricityMetercomprising2parts,these
beingatotally sealedmeteringunitandawall base.TherearedifferentmodelsintheBEC23 range.
Thesemodelsarelistedbelow withtheirtechnicalspecifications.Notetheactualfunctionalityofthe
differentmodelsisidentical.
BEC23PL
ThisisaSTSsingle-phaseprepaymentelectricity meterthatutilizesacommon
base.Thedataisenteredbymeansofakeypadandtheinternal
disconnectionswitchisratedto100A.
BEC23PLT
ThisisaSTSsingle-phaseprepaymentelectricity meterthatutilizesacommon
base.Thedataisenteredbymeansofakeypadandtheinternal
disconnectionswitchisratedto100A.It alsohasatamperswitchtodetect
tamperingonthemeter.
BEC23PD/T
ThisisaSTSsingle-phaseprepaymentelectricity meterthatutilizesacommon
base.Thedataisenteredbymeansofakeypadandthedisconnectionswitch
isadouble pole circuitbreaker,ratedto60A.
BEC23PE
ThisisaSTSsingle-phaseprepaymentelectricity meterthatutilizesacommon
base.Thedataisenteredbymeansofakeypadandthedisconnectionswitch
isanearthleakagecircuitbreaker,ratedto20A.
BEC23PET
ThisisaSTSsingle-phaseprepaymentelectricity meterthatutilizesacommon
base.Thedataisenteredbymeansofakeypadandthedisconnectionswitch
isanearthleakagecircuitbreaker,ratedto20A.It alsohasatamperswitchto
detecttamperingonthe meter.

6BEC23TechnicalManual
Section3:Standards
Specifications
IEC62052-11 Electricitymeteringequipment(AC)
Generalrequirements,tests andtest conditions.
Part11:Meteringequipment
IEC62053-21 Electricitymeteringequipment(AC)
Particularrequirements
Part21:Staticmetersforactive energy(classes1and2)
IEC62055-41 Electricitymetering-Paymentmeteringsystems
Part41:StandardTransferSpecification
IEC60068-2-27 Environmentaltesting
Part2:Tests.Test Eaandguidance: Shock
IEC60068-2-6 EnvironmentalTesting
Part2:Tests -Test FC:Vibration(Sinusoidal)
IEC62056-21 Electricitymetering-Dataexchange formeterreading,
tariff andloadcontrol-Part21:Directlocaldata
exchange
SANS1524-1 Electricitypaymentsystems–Prepaymentmeters
ISO14001:2004 Environmentalmanagementsystems
ISO9001:2000 Quality managementsystems–Requirements with
guidanceforuse
ESKOM
SCSSCAAA9
ParticularRequirements forPre-paymentMeters
ESKOM
TRMSCAAP2
SurgeArrestors
SANS 767-1
(BEC23PE/T)
Earthleakage protectionunits
Part1:Fixedearthleakageprotectioncircuitbreakers
VC8035
(BEC23PE/T)
Earthleakage protectionunits
Section4:Specifications
VoltageRange
• 220-240VAC(phasevoltage)–20%+15%
• Additionalvoltagerangesavailableonrequest
Supply Frequency
• 50Hz+ 2%
• Additionalfrequencyrangesavailableonrequest
CurrentRatings
• Maximumcurrent:
- 80 AmpsBEC23PL/T
- 20 AmpsBEC23PE/T
• Basecurrent5Amps
• Startingcurrent0,025Amps
TotalSupply Burden
• Nominally 1.2Wand9.5VA
DisconnectionDevice
• 100 Ampsingle pole bi-stable disconnectionswitch(BEC23PL/T)
• 60 Ampdoublepole circuitbreaker(BEC23PD/T)
• 20 Ampdouble pole earthleakagecircuitbreaker(BEC23PE/T)

BEC23TechnicalManual 7
Environmental
• Operatingtemperature:-10°Cto+55°C.
• Storagetemperature: -25°Cto+70°C.
• Humidity: 95%non-condensing
Accuracy
• Class 2
Enclosure
• IP51
Section5:Features
Protection
• Eachphaseisprotectedby Conlog’s5kA/ 5kVsurge arrestor
• Electroniccircuits designedtowithstand420VACforupto48 hours
• Shortcircuitcurrentrating:
- 2.5kA(BEC23PE/T)
- 3kA(BEC23PL/T)
• Load/LineReversalProtection
Security
• Provisionfor leadsealsorwiresealsare made
• Theinstallationiscompletely sealedtopreventtamperingandinsectingress
• Internalregisterofcorrectly enteredtokens
• Eachmeterhasauniquesecuritykey
• Metercanbe equippedwithatamperswitch
• Metercanbeshippedeitherinacommissionedstateor non-commissionedstate
Reliability
• Conformal-coatedPCB’s,protectagainst insect,dust andhumidity
• Keypadhasaprovenreliabilityofmorethanonemillionoperationsperkey
• Pickandplacetechnologyusingsurfacemountedcomponents ensuresahighdegree of
manufacturingaccuracyandrepeatability

8BEC23TechnicalManual
Section6:MeterOverview
BEC23PL
BEC23PE
Keypad
Rate
LED LCD
Display
CircuitBreaker
ResetSwitch
MeterSerial
Number
Security
Seals
Keypad
Rate
LED LCD
Display
MeterSerial
Number
Security
Seals
EarthLeakageTest
Button

BEC23TechnicalManual 9
DisconnectionDevice
Latchtypemeter(BEC23PL)
Themeterusesone100 A,3kAsingle pole loadswitchasthedisconnectiondeviceonasingle-phase
meter.
Thisdisconnectionswitchdisconnects theconsumerwhenthecreditexpiresor the loadlimitisexceeded.
Whenthedisconnectionswitchopensduetoanoverloadlimitbeingexceededitremainsopenfor
approximately 30secondsandthenre-closes.Iftheoverloadisstill presentitopensagain.After5
consecutive30-secondreconnectionattempts thedisconnectionswitchwill remainopenfor30 minutes.
Thispatternisrepeatedindefinitelyuntil the overloadisremoved.
It shouldbenotedthatthedisconnectionswitchisnotdesignedasanover-currentprotectiondeviceand
must notbeusedtointerruptfaultcurrents.
CircuitBreaker typemeter (BEC23PD)
Themeterusesone60Adoublepole circuitbreakerasthedisconnectiondeviceonasingle-phasemeter.
Thecircuitbreakerdisconnects theconsumerwhenthecreditexpiresor theloadlimitisexceeded.When
thecircuitbreakertripsduetotheloadlimitbeingexceeded(overload),youwill notbeable toresetthe
breakeruntil theoverloadisremoved.
EarthLeakagetypemeter(BEC23PE)
Themeterusesone20Adouble pole circuitbreakerasthedisconnectiondeviceonasingle-phasemeter.
Thecircuitbreakerdisconnects theconsumerwhenthecreditexpires,theloadlimitisexceededor thereis
afaultcurrentdetected.Whenthecircuitbreakertripsduetotheloadlimitbeingexceeded(overload),
youwill notbeable toresetthebreakeruntil theoverloadisremoved.Ifittripsduetoafaultcurrent,a
qualifiedelectricianshouldbecalledintoinvestigate thereasonwhy itistripping.
Note: Withthistypemeterareadyboardordistributionboardisnotnecessaryfortheinstallation.The
outputfromthemetercanbeconnecteddirectly toaplug socket.See Section12,‘Typical
Installation’.
RateLED
ThemeterhasarateLEDthatpulses1000 timesperkWhdeliveredandindicatestotheconsumerthe
rate atwhichelectricity isbeingconsumed.
It canbeused,inconjunctionwiththeMeterInterrogatoropticalreaderandatest loadtocheckthe
calibrationofthemeter.TheRateLEDcanalsobeusedtogetherwiththeMeterInterrogator Kitto
performanopticaldump.Thisindicatestheremainingcredit,usertotaltodate,metertotaltodate,
meterserialnumberandsoftwareversion.
Intheeventofmeterfailuretheinformationavailable fromtheRateLEDmayalsobereaddirectly using
aMC171 DirectProbe inconjunctionwithanInterrogator Kit.

10 BEC23TechnicalManual
Meterserialnumber
TheMeterserialnumberisderivedasshownbelow:
Example:
04 12 23 8425 6
Sotheinterpretationofthisserialnumberis:themeterisaConlogmeter,madein2002 andits
sequencenumberis238425.
User interface
Meter interface
• Keypaduserinterfacewithtactile feedback
• Alarge formatLCD thatsupports numeric, bargraphsandiconsisused
• AnLEDindicatingthe rateofconsumption(FlashRate:1000 pulses/kWh)
• Supports the opticalanddirectprobe usingthe MeterInterrogatorKit
LCDinterface
Themeters’LCD interfacehasbeenstandardisedthroughouttherangeofConlogelectricitymeters.The
LCD displayindicatescreditavailable (inkWh),loadindicator,overloadindication,low creditwarning,
zero creditindication,negativecreditindication,waitindication,tokenacceptanceor rejectionindication,
tamperindicationandspecialuserfunctions.(Referto“SpecialUserFunctions”fordetails)
STS
Manufacturer
Number
Numberofyears
since1990
SequentialUnit
Numbermade CheckDigit
Consumption
indicatorasa%of
themaximumlimit
System
Busy
Supply
Status
Token
Accept/Reject
Negative
Credit
Tamper
Status
Available
creditin
kWh
Entertokenicon/
Lowcreditwarning