Baelz Automatic BA 373-E45 Bedienungsanleitung
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BA_373-E45_05_DEF_MJ_2119
Operating Instructions BA 373-E45
Motorized Linear Actuator baelz 373-E45
Technicalspecicationssubjecttochangewithoutnotice CopyrightaccordingtoISO16016
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Motorized Linear Actuator baelz 373-E45
Table of Contents
1. SAFETY 4
1.1 Intendeduse 4
1.2 Instructionsfortheoperator 4
1.3 Personnel 5
1.4 Beforestartingwork 5
1.5 Duringoperation 5
1.5.1 Transport,installationandassembly 5
1.5.2 Maintenanceandrepair 5
1.6 Workingenvironment 5
2. PRODUCT DESCRIPTION 6
2.1 Identication 6
1.7 Motorizedlinearactuator 6
2.2 TechnicalSpecications 6
2.4 Accessoriesandoptions 7
2.3 Type name 7
2.5 Operatingconditions 7
3. TRANSPORT AND STORAGE 7
4. ASSEMBLY 8
4.1 Fittingposition 8
4.2 Assemblywiththevalve 9
4.3 Principle of operation 10
4.3.1 Manualadjustment 10
4.4 Electrical connection 11
4.5 Carryingouttheelectricalconnection 11
5. COMMISSIONING 12
5.1 Limitswitchsettings 12
5.2 Testrun 12
5.2.1 Checkingthedirectionofrotation 12
5.2.2 Switchingoffinendpositions 12
6. FITTING THE POTENTIOMETER ASSEMBLY 13
6.1 Installingthepotentiometerassembly 13
6.2 Adjustingthepotentiometerassembly 14
BA_373-E45_05_DEF_MJ_2119
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Motorized Linear Actuator baelz 373-E45
7. FITTING THE 7020A DIGITAL POSITIONER 15
8. DIGITAL POSITIONER 7020A 19
8.1 Intendeduse 19
8.2 Operationalmodesandoperatingoptions 19
8.2.1 StandardoperationusingDIPswitches 19
8.2.2 StandardoperationusingModbusVT100ordirectaddressing 19
8.2.3 Modbusmode 19
8.2.4 Normalandsafetymodes 20
8.2.4.1Safetymode:freezeprotectionandexcessivetemperature 20
8.2.5 3-pointcontrolwithacontinuousoutputsignal 20
8.3 Wiringdiagramsandallocationofconnectionterminals 20
8.3.1 Wiringdiagram 20
8.3.2 Allocation of connection terminals 21
8.4 CongurationoftheDIPswitches 22
8.4.1 DetailsonDIPswitches 23
8.5 Commissioning 25
8.5.1 Quickstartguide 25
8.5.2 Initializationrun 25
8.5.3 MeaningofLEDsignals 26
8.6 Errors 27
8.6.1 Errorsafteraninitializationrun 27
8.6.2 Errorsduringnormalpositioneroperation 28
8.7 TechnicalSpecications 29
8.8 Accessoriesandoptions 29
9. HEATING - RETROFITTING THE HEATING ELEMENT 30
10. SPARE PARTS 31
11. DECOMMISIONING AND DISPOSAL 32
12. TROUBLESHOOTING 32
12.1Checklistforoperationalmalfunctions 33
13. DIMENSIONAL DRAWINGS 34
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Motorized Linear Actuator baelz 373-E45
1. SAFETY
Readtheseoperatinginstructions,inparticularthefollowingsafetyinstructions,carefully
beforeinstallationandoperation.
Beware
Potentiallyhazardoussituationthatcouldresultinminorinjury.
Alsoindicatesahazardthatmayresultinpropertydamage.
Beware
Caution
Potentiallyharmfulsituationinwhichtheproductoranobjectinits
vicinitymaybedamaged.
Caution
Danger
Imminentdangerofdeathorseriousinjury.
Danger
Warning
Potentiallyhazardoussituationthatmayresultindeathorseriousinjury.
Warning
Applicationinstructionsandotherusefulinformation.
1.1 Intended use
Baelz373-E45motorizedlinearactuatorsarecontrolledbythree-pointcontrolorconstant
controlincombinationthedigitalpositionerbaelz7020A.Thelinearactuatorsoftheseries
describedinthisdocumentareintendedforthestrokeadjustmentofvalves.
Toensuretheirintendeduse,makesurethattheabovetypeidenticationcomplieswith
thenameplateofthelinearactuatorsbeforestartinganyactivities.Theactualtechnical
specicationsofthelinearactuatorsandthepowersupplyrequirementsarethespecications
indicatedonthenameplate.
Anyuseotherthantheintendedusementionedabove,differenttasks,andoperationwithother
powersourcesthanthosepermitted,isconsideredtobeimproperuse.Incaseofimproper
use,theoperatorshallbesolelyliablefortheriskpresentedtopersonsandthedeviceaswell
as other property!
IntendedusealsoincludescompliancewithaccidentpreventionandDINVDEregulationsas
wellassafeworkingpracticesforallmeasuresdescribedintheseoperatinginstructions,taking
intoaccounttheusualtechnicalregulations.
1.2 Instructions for the operator
Alwayskeeptheoperatinginstructionsavailableattheplacewheretheactuatorisused!
Duringinstallation,operationandmaintenance,observetheapplicableoccupationalsafety,
accidentpreventionandDINVDEregulations.Ifnecessary,observeadditionalregional,local
orinternalsafetyregulations.
Makesurethateverypersonentrustedwithoneofthemeasuresdescribedintheseoperating
instructionshasreadandunderstoodtheseinstructions.
Tip:
BA_373-E45_05_DEF_MJ_2119
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Motorized Linear Actuator baelz 373-E45
1.3 Personnel
Onlyqualiedpersonnelmayworkonthislinearactuatororinitsvicinity.Qualiedpersons
aredeemedtobepersonswhoarefamiliarwiththeinstallation,assembly,commissioningand
operationormaintenanceoftheactuatorsandhavetheappropriatequalicationsfortheirjob.
Necessaryorprescribedqualicationsinclude,butarenotlimitedto:
● Training/instructionandtheauthorizationtoswitchelectriccircuitsanddevices/
systemsonandoffinaccordancewithEN60204(DINVDE0100/0113)andthe
technicalsafetystandards
● Trainingorinstructioninthecareanduseofappropriatesafetyandworkprotection
equipmentinaccordancewithsafetytechnologystandards.
● Firstaidtraining.
Workinasafemannerandavoidanyoperationthatwouldendangerthesafetyofpersonsor
damagethelinearactuatororotherpropertyinanyway.
1.4 Before starting work
Beforecarryingoutanywork,checkwhetherthetypesspeciedherecorrespondtothe
informationonthenameplateoftheactuator:
baelz 373-E45
1.5 During operation
Safeoperationisonlypossibleiftransport,storage,assembly,operationandmaintenanceis
carriedoutinasafe,properandprofessionalmanner.
1.5.1 Transport, installation and assembly
Observethegeneralinstallationandsafetyregulationsforheating,ventilation,airconditioning
andpipingsystems.Usetoolsonlyfortheirintendedpurpose.Weartherequiredpersonaland
otherprotectiveequipment.
1.5.2 Maintenance and repair
Priortomaintenanceorrepair,makesurethatthelinearactuatorisdisconnectedfrompower
byqualiedpersonnelinaccordancewithDINVDEstandards.Thelinearactuatorrequires
littlemaintenance.Werecommendlubricationofthegearwithgrease(KlüberMicrolubeGL
261)every6monthsandsimultaneousremovalofanydepositsonthespindle.Thisrequires
removaloftheactuatorcover.Apartfromthis,theactuatordoesnotrequireanyotherroutine
orperiodicmaintenance.
1.6 Working environment
Notetheinformationonworkingenvironmentinthetechnicalspecications.
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Motorized Linear Actuator baelz 373-E45
1.7 Motorized linear actuator
Thebaelz373-E45isamotorizedlinearactuatorwithload-dependentlimitswitchesforow
controlapplications.Theactuatorsaredesignedforhighlyaccuratepositioninginanindustrial
environment.Theycomecompletewithamanualadjustmentdeviceandawiderangeof
optionsandadditionalextrasareavailable.
Eachactuatorhasanameplateshowingspecicationsregardingthemaximumoperating
conditionsofthedeviceandaunique,order-relatedserialnumber(Fno.).
Fig. 1: Baelz nameplate for motorized actuators
2. PRODUCT DESCRIPTION
2.1 Identication
2.2 Technical Specications
Table 1. Technical Specifications, baelz 373-E45
Actuating force kN 4,0
Positioning speed 1) mm/min 15
Power consumption (230 V) VA 11
Nominal current (230 V) A 0.045
Type of motor synchronousmotor(syn)
Motor protection stall-proofmotor(B)
Maximum stroke mm 44
Supply voltage 2) 24V/115V/230V50/60Hz±10%
Operating mode acc. to IEC 34-1 S1-100%
S3-30%dutycycle1200c/h
Cable glands 3xM20x1.5
Electrical connection internalterminalblock,seewiringdiagramforterminalallocation
Limit switches 2load-dependentlimitswitches,
max.250VAC,ohmicload:max.5A,inductiveload:max.3A
Fitting position asrequired,butnot"headdown"withtheactuatorbelowthevalve
Ambient temperature °C 0 to +50
Gear lubricant KlüberMicrolubeGL261
Position indicator positionofspindlecouplingrelativetoindicatormarksonyoke
Manual adjustment crankhandle
IP-rating according to EN 60529 IP65
Trapezoidal thread Tr14x3
Connection type yokeS21/S21-L/S41
Weight, approx. kg 8.0
1)At60Hzthepositioningspeedandpowerconsumptionbothincreaseby20%.
2)Othersupplyvoltagesavailableuponrequest.CongurationoptionsareindicatedintheBaelzpricelist.
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Motorized Linear Actuator baelz 373-E45
2.3 Type name
2.4 Accessories and options
Table 2. Options for Actuators
2EZ-Fg
Twoadditionallimitswitchesforsignallingendpositionsorintermediatepositions,freelyadjustable,
max.250VAC,ratingforresistiveloadmax.5A,forinductiveloadmax.3A
and
200Ω/1kΩ/5kΩpotentiometer,linearityerror≤0.5%,max.1.5W,contactcurrent30mA,stroke
reducedby[%ohmxactualstroke/44]mm,dependingonvalvestroke
7020A
Digitalpositionerforactuatorcontrol,selfadapting
1inputsignal:0(2)…10V,0(4)…20mAor(3-point)
2outputsignals:0(2)…10Vand0(4)…20mA
1digitalinput,2relaysforfeedbackonendorintermediatepositions,
InterfaceRS485ModbusRTU,incl.5kΩpotentiometer
Hzg Heatingresistorwiththermoswitchagainstmoisturewithautomatictemperatureregulation,
max.15Watts,supplyvoltage24,115,230V50/60Hz
baelz 373 - E45 - 40 - 15 - S21
motorizedlinearactuator actuatortype thrust positioningspeed yoketype
2.5 Operating conditions
Incaseofextremevariationsinambienttemperatureandhighhumiditylevels,installationofa
heatingresistorisrecommendedtominimisecondensationintheactuator.
Actuatorcoverswithsuppressionofthermalbridges(dualcovers)arerecommended.
● Connecttheheatingelement(HZG)asshowninthewiringdiagram.
● Putthedeviceintoserviceassoonasitisinstalled.
Theactuatorsaresuitableforinstallationinindustrialplantsandinwaterworksandpower
plantswithalowpollutantconcentration.
Foruseoutdoorsorinanenvironmentwithahighpollutantconcentration,suchasheavytrafc
areas,industrialareas(chemicalplants,sewageplants,etc.),coastalareasandtheopensea,
theactuatorsmusthaveexternalpartsmadeofnon-corrosivematerialandmustbeprovided
withaspecialcoating.
Whenusedoutdoors,theactuatormustbeprotectedwithanadditionalcoveragainst
●rain
● directsunlight
● strongdraughts
● dust
3. TRANSPORT AND STORAGE
Risk of injury caused by failure to observe safety regulations!
Caution
● Weartherequiredpersonalandotherprotectiveequipment.
● Protectthelinearactuatorfromimpact,shock,vibrationandsimilarinuences.
● Storethelinearactuator(orthecompleteactuator/valveassembly)inadryplace.
● Observethetransportandstoragetemperaturelimitsof-20to+60°C.
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Motorized Linear Actuator baelz 373-E45
4. ASSEMBLY
Make sure that the specications on the nameplate correspond to those in
the order documents!
4.1 Fitting position
Whenttingwiththeconnectingrodinhorizontalposition,tthelinearactuatorsuchthatthe
sidesoftheyokearepositionedoneabovetheotherintheverticalplane.
Risk of damage if no valve is tted to actuator!
Caution
Caution:
● Ifthelinearactuatorisoperatedwithoutavalve,themissingstopmaycausedamage
totheactuator.Theactuatormustthereforenever be operated without a valve.
● Allowforabout200mmspaceabovethecoveratthesiteofinstallation.
● Checktheworkenvironmentbeforettingtheactuatorandputtingitintooperation:
● Makesurethatthevalveiscorrectlyinstalled.Fordetailedinformation,refertothe
valve'sinstallationinstructions.
● Determinethemountingpositionofthelinearactuator.Donotmountlinearactuators
"headdown"belowthevalve.
Attention
Fig. 2: Fitting position
BA_373-E45_05_DEF_MJ_2119
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Y
X
Y=max.88,5mm
min. 46,5 mm
X=max.188mm
min. 142 mm
Motorized Linear Actuator baelz 373-E45
4.2 Assembly with the valve
Priortoassembly,checkthat:
● theoperatingconditionscomplytothespecicationsofthelinearactuator.
● thevalveiscomplete(yokeonactuatororonvalve).
● theconnectionsonvalveandactuatormatch.
Thelinearactuatorissuppliedwiththespindleretracted.
Aslightadjustmentforttingofthecouplingcanbecarriedoutbyturningthespindle.The
followingdimensionsmustbeadheredto,otherwisedamagetotheactuatorcanensue.
Fig. 3: Assembly with the valve
Ensurethattheconnectingrodoftheactuatorandthevalvespindlearecorrectlyaligned.
Misalignmentcanleadtopowerlossandprematurewear.
Whensuppliedwithintegratedpotentiometerassembly,adjustmentoftheassemblymaybe
necessary.
Keep the spindle within the given
stroke range to avoid damage to the
actuator!
Attention
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Motorized Linear Actuator baelz 373-E45
4.3 Principle of operation
Motorizedlinearactuatorstooperatecontrolvalvesforowregulationapplicationsincontrol
andprocesstechnology.Theself-lockingthreadedspindle/spindlenutisdrivenbyanelectric
motorviaagearbox.Thisconvertstherotarymovementintoalinearmovement.Load-
dependentlimitswitchesdictatetheendpositions
4.3.1 Manual adjustment
Manualadjustmentmayonlybecarriedoutwhenthemotorisnotinmotion.Forthe
adjustment,unscrewthecapnutfromthetopofthecover,removethehandcrankfromthe
bracketonthebottomoftheactuatorhousingandinsertitintothetubeinthetopofthecover.
Turnthecrankhandleusinggentlepressure.
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