MO9602.docx

MO9602.docx

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MO9602

SENSONICSLTD

NorthbridgeRoadTelephone:

+44（0）1442876833

BerkhamstedFax:

+44（0）1442876477

HertsE-mail:

sales@sensonics.co.uk

HP41EFWebsite:

England

MO9602AEGISVibration

RollerElementModule

Operation,installation

andMaintenance

Ref.HB.1103

Drawings3

Generaldescription4

Externalcommands5

Rearofrackconnections6

Specification7

OperationandAdjustment8

TransducerInstallation10

Maintenance12

RoutineMaintenance12

BreakdownMaintenance12

Spares12

WARRANTYPOLICY13

Drawings

IndividualDrawingandFrontPanelView.....................IS.2829/1

FrontPanelControlFunctions.................................SK.5170B

SignalConditioningBoardLayout...........................EA.3078C

Typicalsystemloopdiagram……………………………SK

Generaldescription

This3uhigh（128.4mm）by6HPwide（30.14）'slimline'moduleispoweredby110/240VACor24Vdcobtainedviaitsplug-inedgeconnectorfromtherackinwhichitislocated.Thepowersupplycircuitwithinthemoduleispre-setbysolderedlinkstothespecifiedinputvoltageandproducesthestabiliseddcsuppliesrequiredwithinthemoduleandfortheexternaltransducersassociatedwithit.

ThemoduleiscapableofacceptingPZA4transducersandprovidingthetransducerexcitationoutput.Factorysettingspermitvariationsoncurrentandvoltagesignaloutputs.Adjustablelatchingornon-latchingalarmsmayoperateonthevibrationtermwitheithernormallyopenornormallyclosedcontactoutputs.Allthesesignaloutputsarecontinuouslyavailableviathepanelterminalblocksattherearoftherack.

Buttonsonthefrontpanelenablesthemoduletobeconnectedwithintherackingsystemtoamonitormodulelocatedinthesamerackorinanothersuitably-interconnectedrack.Asingledisplayonthemonitor,inconjunctionwiththefrontpanelbuttonsonthesignalconditioningmodule,canreadthreeoutputsinturnfromanyonemoduleinthesystematanyonetime.A‘SEL’buttonandyellowLEDindicatoronthesignal-conditioningmoduledeterminesandindicatesrespectivelywhichmoduleisconnectedtothemonitor.

`Thesignalsavailableforroutingtothemonitorareavibrationsignaltogetherwithalarm1and2set-pointsassociatedwiththatmodule.

Anydecimalpointrequiredbythemonitordisplayispre-selectedwithinthesignal-conditioningmodulesothatdifferentmoduletypesrequiringotherdecimalpointlocationsmaysharethesamedisplay.

Theintegrityofthesignalconditioningmoduleisselfmonitoredbyagreen‘OK’LEDonthefrontpanelwhichindicatesPSU（powersupplieshealthy）andTXD（transducerhealthy）.RedLEDsindicateanalarmsituationat"vibrationhigh"and"vibrationveryhigh"alarmsetlevels.Latchedalarmswithinthemodulemayberesetbymeansofa‘R/S’buttononthefrontpanel.

Externalcommands

Facilitiesexistwithinthemoduleforresettinglatchedalarmsbyexternalcommand,byaremoteswitchconnectedtotherackterminalblocks.Thisfunctionbyexternalcommandis:

-

a）CALibrate.Thisdisconnectstheconditionedtransducersignalwithinthemoduleandconnectsinsteadacalibrationsignal.Allcompatiblemoduleswithintheracksystemwillrespondtothiscommandandalltheirsignaloutputswillbeproportionaltothepredeterminedcalibrationsignallevel.Ifthislatterlevelisaboveanyalarmsetpoints,thenthealarmwilloperate.

b）RESET.Thiswillresetalllatchedalarmsthroughouttheracksystem（unliketheresetswitchonanindividualmodulethatoperatesthatmoduleonly）.

NOTES

1.SpecificversionsoftheMO.9602（i.e.versionswhichhavebeeninternallyconfiguredtoaprecisespecification）carrysuffixlettersandnumbersonthebasictypenumberwhichidentifytheversion.Anindividualspecificationdefinesthevariousinput/outputparametersforeachversion.

2.Therackingsystemintendedtoacceptthisrangeofmodulesis:

-

TypeRA.8113-1C（Standardrack,19”x3u）

TypeRA.8113-2C（Halfrack,10½”x3u）

（Seeseparatehandbookfordetailsofrack）

3.ThemonitormoduleforusewiththissystemistypeMO.8699coveredbyaseparatehandbook.

Rearofrackconnections

TerminalblocksCH1toCH12inclusive

Term’NoEdgeconn’Function

110TransducersignalinputHi

211TransducersignalinputLo

312（0V）Screen

413TransducersupplyHi（12or24V）

514TransducersupplyLo（0V）

615（0V）Screen

716VoltageoutputHi（acordc）

817VoltageoutputLo（0V）

918VoltageorcurrentoutputHi

1019VoltageorcurrentoutputLo

1120Notused

1221Notused

1322Bufferedinputsignal（ac）Hi

1423Bufferedinputsignal（ac）Lo

1527A1vibrationalarmcontact

1628A1vibrationalarmcontact

1729A2vibrationalarmcontact

1830A2vibrationalarmcontact

1931A3integrityalarmcontact

2032A3integrityalarmcontact

Auxiliaryterminalblocks

Term’NoEdgeconn’Function

14Selectbus

23,12&150V

35Cal.Select

43,12&150V

56Resetbus

63,12&150V

77Att.Select

83,12&150V

98Cal.Signal

103,12&150V

119Displaybus

123,12&150V

1324Decimalpoint1

1425Decimalpoint2

1526Decimalpoint3

163,12&150V

Specification

Moduleformat:

3uhighx6HPplug-intoKM6Slimline

systems.

Powerinput:

110/240Vacor24Vdc（factoryset）.

Transducerinput:

2-wireor3-wiretype（seeISsheet）.

Offsetsavailable:

+35dB）

（Baselevel）+30dB）

+25dB）switchselectableon

+20dB）moduleboard

+15dB）

+10dB）seeSW1on

+5dB）IS.2829,sht2and

0dB）EA.3078C

-5dB）

Decimalpointlocation:

DP.1,e.g.20.0dB

Outputsignals（a）:

Scaledvoltage

（b）:

Scaledoutput（currentorvoltage）.

Max.loopresistance300ohmsoncurrent.

（c）:

FrontpanelbufferedAC

accelerationsignal.

AlarmssettoA1:

Highvibrationrelay,

Voltagefreecontacts

A2:

Highvibrationrelay,

Voltagefreecontacts,

A3:

FaultrelayTransducer&PSUintegrity.

Voltagefreecontacts.

Thealarmconfigurationislinkselectableonthemoduleboard,seeLK9-18onIS.2829,sht2andEA.3078C.

Calibrationlevel:

internallypre-settoasetlevel.

OperationandAdjustment

Themoduleisfactoryadjustedtoprovidecorrectdisplayandsignaloutputs.Theonlyadjustmentsaccessiblefortheoperatoratthefrontpanelaremulti-turnpotentiometerstosetupthealarmlevels.

AssumingthatthemoduleislocatedwithinatypeRA.8113rackwhichalsocontainsamonitormoduletypeMO.9699andthatexternalconnectionshavebeenmadeaspertherelevantdrawings,thenthefollowingproceduremaybefollowed.Withpowerapplied:

-

1.CheckthatthegreenLEDforPSUandTXDisilluminated.

2.IfanyoftheredLEDalarmlampsareon,thendepressandreleasetheRESET（R/S）switchonthefrontpaneloftherequiredmodule.

3.SelecttherequiredmodulefordisplayonthemonitormodulebydepressingandreleasingtheSELbuttonatthetopoffrontpanelandnotethattheassociatedyellowLEDilluminatesandthatthecounterpartonothermodulesisoff.Thevibrationsignalforthatmodulewillnowbedisplayedatthemonitor.

4.IftheA1alarmleveldisplayisrequiredatthemonitorthendepressandholddowntheA1buttononthefrontpanel.Thislevelcanthenbeadjusted,whileholdingdowntheA1button,totherequiredlevelusingtheassociatedmultiturnpotentiometer.Onreleaseofthebuttonthedisplaywillreturntothevibrationsignal.

5.AlarmA2canbeadjustedinthesamewayasA1,usingtheA2buttonandassociatedmultiturnpotentiometer.

Notethatforbothalarms,theassociatedLEDwilllightimmediatelywhenthesignalexceedsthesetlevelbuttherelevantrelaywillnotchangestateuntilafterasmalldelay.

6.TheCalibratefacilitymaybecheckedbyoperationofanexternalcommandbycontactclosureviatheAUX（illary）terminalblocksattherearoftherack（seerackhandbookfordetails）.Ontheselectedmodulethepre-determinedcalibrationsignallevelwillbedisplayedatthemonitormodule.Ifeitherofthealarmsetlevelsisadjustedbelowthecalibrationsignallevel,thentheassociatedLEDwilllightandthealarmwilloperate.Whenthecalibratefunctionisoperatedthe‘CalibrateInitiated’yellowLEDwillbelitonthemonitormodule.

7.TheMonitorBNCatthebottomofthefrontpanelofthemodulegivesanoutputequaltothetransducerinput.

8.TheReset（R/S）switchonthefrontpanelofthesignalconditioningmodulewillnotonlyresetanylatchedalarms（A1orA2）withinthemodulebutwillalsoinhibitalarmrelayoperationwhiletheswitchishelddepressed.IftheincomingsignallevelisabovethealarmsetlevelthefrontpanelLEDwillremainlitalthoughtheassociatedrelaywillreset（orbeinhibited）whilsttheresetbuttonisdepressed.

9.TheresetcommandcanalsobegivenbycontactclosureviatheAUX（illary）terminalblocksattherearoftherack（seerackhandbookfordetails）whenallA1andA2alarmsthroughoutthesystemwillbereset（orinhibited）.Thisfunctioncouldbeusedtopreventalarmsduringthecalibrateoperation.TheA3alarm（PSUintegrity）cannotbeinhibited.Whentheexternalresetisoperatedthe‘ResetInitiated’yellowLEDwillbelitonthemonitormodule.

TransducerInstallation

Toachievethebestresultsitisimportantthatthetransducermeasuringpointisintheloadzoneofthebearing.Theloadzoneisdefinedastheloadcarryingpartofthebearinghousing.Itisnormallydeterminedbytheweightofthesupportedmachinepart（i.e.theloadisnormallyonthelowe