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Viessmann 5243 Manual

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tisch,inwelchemFormatdieZentraledieSignale
an seine Adresse sendet.
DerAdressumfangistvondemFormatabhängig,
mit dem der Decoder angesteuert wird.
Motorola-Format:255Adressen.ImMotorola-
Format kann der Decoder mit 14 oder 27 Fahr-
stufen betrieben werden. Die Ansteuerung aller
27FahrstufenistnurmitZentralenmöglich,die
diesenModusunterstützen.BeiZentralen,dienur
dieAnsteuerungvon14Fahrstufenunterstützen,
kannnurjedezweiteverfügbareFahrstufeange-
steuert werden.
DCC- Format: 127 Basis- oder 10.239 erweiterte
Adressen.ImDCC-FormatverstehtderDecoder
alleFahrstufenmodi(14,28oder128Fahrstufen).
Die Programmierung des Decoders erfolgt für das
DCC-FormatüberdieEinstellungderKongurati-
onsvariablen(DCC-konformeCV),fürdasMotoro-
la-FormatüberRegister.
Ansteuerung im Analogbetrieb
DenLokdecoder5242/5243könnenSieauchin
analogenModellbahnanlageneinsetzen(Gleich-
oderWechselspannung).SobaldSiedasFahr-
zeugaufdasGleisstellen,erkenntderDecoder
automatisch,oberanalogoderdigitalangesteu-
ertwird,undstelltdenentsprechendenBetriebs-
modus ein. Die automatische Analogerkennung ist
abschaltbar.
Die Lastregelung des Decoders ist auch im Ana-
logbetriebaktiv.DieeingestellteHöchstgeschwin-
digkeitbegrenztauchimAnalogbetriebdiemaxi-
male Geschwindigkeit.
Das Ein- und Ausschalten der Funktionsausgänge
istimAnalogbetriebnichtmöglich.Siekönnenso
programmiertwerden,dasssieimAnalogbetrieb
entwederan-oderausgeschaltetsind.DieEffekte,
diefürdieAusgängeeingestelltsind,sindauchim
Analogbetriebaktiv.Ausgänge,diemitF0geschal-
tetwerden,werdenimAnalogbetriebentsprechend
der Fahrtrichtung ein- oder ausgeschaltet.
Überlast-Schutz
SobaldderzulässigeGesamtstromdesDecoders
(700mA)überschrittenwird,schaltetderDecoder
automatischdenMotorunddieFunktionsausgän-
gefüreinekurzeZeitab.DieserVorgangwirdso
langewiederholt,bisderKurzschlussbeseitigtist.
Beachten Sie:
BeieinemKurzschlussdurcheinenKontakt
zwischenDecoderundGehäusekönnen
dieStrömesohochsein,dassderÜber-
lastschutzdenDecodernichtvorBeschädi-
gungenschützenkann.
recognizebothDCCorMotorolaformats.
Thenumberofaddressesisdependantonthefor-
matbeingused.
Motorola-Format: 255 addresses. In the Mo-
torolaformatthedecodercanbedrivenin14or
27speedlevels.Drivingall27speedlevelscan
bedoneonlywithcentralunitswhichsupportthis
mode.Withcentralunitswhichallow14speed
levelsonly,itisonlypossibletoselecteverysec-
ondspeedlevel.
DCC- Format:127Basis-addressesor10.239ex-
tendedaddresses.IntheDCCformatthedecoder
canbedriveninallspeedlevels(14,28or128).
ProgrammingthedecoderisdoneinDCCformat
bysettingthecongurationvariables(CV)andin
Motorolaformatthroughtheregisters.
Operation in analogue mode
Thelocomotivedecoders5242and5243canalso
beusedinanaloguemodelrailwaylayouts.They
canberunwithanA.C.speedcontrolaswellas
withaD.C.speedcontrol.Whenputtingthevehi-
cleontherailsthedecoderrecognizesautomati-
callyifitisruninanalogueordigitalmodeand
sets the corresponding operation mode. The au-
tomaticrecognitionoftheanaloguemodecanbe
switched off.
Theloadcontrolofthedecoderisisalsoactivein
analoguemode.Thesetmaximumspeedsalso
limitsinanaloguemodethemaximumspeedof
thelocomotive.
Switching the function outputs on or off is not pos-
sibleinanaloguemode.Theycanbeprogrammed
so that they are either switched on or off in ana-
loguemode.Theeffectssetfortheoutputsare
activeinanaloguemodeaswell.Outputstobe
switched with F0 are switched on or off in ana-
loguemodeaccordingtothedirectionoftravel.
Overload protection
Assoonasthedecoder´smaximumtotalcurrent
(700mA)isexceeded,thedecoderautomatically
temporallyswitchesoffthemotorandthefunction.
Thisoperationwillberepeateduntiltheoverload
hasbeeneliminated.
Thesensitivityoftheoverloadprotectioncanbe
setupbyaCV(refertochapt.6).
Caution:
Ifashortcircuitbetweendecoderandthe
chassisoccurs,theelectriccurrentcanbe
ashigh,thatthedecoderwillbedestroyed!
3 …


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