Burkert 3281 Manual de usuario
Quickstart
English Deutsch Français
Type 3281
Motor valve
Motorventil
Vanne motorisée
We reserve the right to make technical changes without notice.
Technische Änderungen vorbehalten.
Sous réserve de modifications techniques.
© Bürkert Werke GmbH & Co. KG, 2022
Operating Instructions 2207/00_EU-ML_00815151 / Original DE
3
1 DER QUICKSTART................................................................ 4
1.1 Denitionofterms ....................................................... 4
1.2 Symbols....................................................................... 4
2 INTENDED USE .................................................................... 5
3 BASIC SAFETY INSTRUCTIONS.......................................... 5
4 GENERAL NOTES................................................................. 6
4.1 Contact addresses ...................................................... 6
4.2 Warranty ...................................................................... 6
4.3 InformationontheInternet.......................................... 6
5 PRODUCT DESCRIPTION .................................................... 7
5.1 Intendedareaofapplication........................................ 7
5.2 Variants........................................................................ 7
5.3 Structureandfunction................................................. 7
6 TECHNICAL DATA................................................................. 8
6.1 Conformity................................................................... 8
6.2 Standards .................................................................... 8
6.3 Operatingconditions ................................................... 8
6.4 Typelabel .................................................................... 8
6.5 Electrical data.............................................................. 9
6.6 Mechanicaldata ........................................................ 10
6.7 Fluidic data................................................................ 10
7 INSTALLATION .................................................................... 11
7.1 Installingthedeviceuidically................................... 11
7.2 Mountingthevalveseat ............................................ 11
7.3 Installingvalvebody.................................................. 12
7.4 Installingdeviceswithweldedconnection................ 12
7.5 Turningactuator ........................................................ 13
7.6 Installingthedeviceelectrically................................. 14
7.7 LEDdisplay ............................................................... 17
8 START-UP............................................................................ 18
9 MAINTENANCE................................................................... 18
9.1 Maintenancework ..................................................... 18
9.2 Cleaning .................................................................... 18
9.3 Troubleshooting......................................................... 18
10 TRANSPORT, STORAGE, DISPOSAL................................. 20
Table of contents
Type 3281
english
4
Der Quickstart
Type 3281
1 DER QUICKSTART
TheQuickstartcontainsthemostimportantinformationaboutthe
device.Keeptheseinstructionsreadytohandattheoperatingsite.
Important safety information.
▶Readtheseinstructionscarefully.
▶Aboveall,observethesafetyinstructions,intendeduseand
operatingconditions.
▶Personswhoworkonthedevicemustreadandunderstand
theseinstructions.
TheoperatinginstructionscanbefoundontheInternetat:
www.burkert.com
1.1 Denition of terms
Term in these instructions, refers to
Device MotorvalveType3281
CANopen AeldbusbasedonCAN(ControllerAreaNetwork)
whichisusedinautomationtechnologytonetwork
devices
büS ACANopen-basedeldbuswithadditional
functionalities
1.2 Symbols
DANGER
Warns of an immediate danger.
▶Failuretoobservetheseinstructionswillresultinserious
injuriesordeath.
WARNING
Warns of a potentially dangerous situation.
▶Failuretoobservetheseinstructionsmayresultinserious
injuriesordeath.
CAUTION
Warns of a potential hazard.
▶Failuretoobservetheseinstructionsmayresultinmoderate
or minor injuries.
NOTE
Warns of damage to property.
Indicatesimportantadditionalinformation,tipsand
recommendations.
Referstoinformationintheseoperatinginstructionsorin
otherdocumentation.
▶designatesinstructionsforriskprevention.
→designatesaprocedurewhichyoumustcarryout.
english
5
Intended use
Type 3281
2 INTENDED USE
The 2-way motor valve Type 3281 is designed to control the
ow of liquid and gaseous media.
▶Use the device only as intended. Non-intended use of the
devicemaybedangeroustopeople,nearbyequipmentand
theenvironment.
▶Donotusethedeviceoutdoors.
▶Donotexposethevalvetodirectsunlight.
▶To use the device, observe the permissible data, operating
conditionsandconditionsofuse.Thesespecicationscanbe
foundin thecontractdocuments, theoperatinginstructions
andontheTypelabel.
▶Usethedeviceonlyinconjunctionwiththird-partydevicesand
componentsrecommendedorapprovedbyBürkert.
▶Thedevicemustonlybeusedinperfectworkingorder;
alwaysensureproperstorage,transportation,installation
andoperation.
3 BASIC SAFETY INSTRUCTIONS
Thesesafetyinstructionsdonottakeintoaccountany
unforeseencircumstancesandeventswhichoccurduringinstal-
lation,operationandmaintenance.Theoperatorisresponsible
forobservingthelocation-specicsafetyregulations,alsowith
referencetopersonnel.
Risk of injury due to high pressure and escaping medium.
▶Switchothepressurebeforeworkingonthesystemor
device.Ventoremptythelines.
Risk of injury from electric shock.
▶Beforeworkingonthesystemordevice,switchothepower
supplyandsecuretopreventreactivation.
▶Observeanyapplicableaccidentpreventionregulationsand
safetyregulationsforelectricaldevices.
Risk of burns or re from hot device surfaces due to prolonged
operation.
▶Keepthedeviceawayfromhighlyammablesubstancesand
media.
▶Onlytouchthedevicewhenwearingprotectivegloves.
General hazardous situations.
Topreventinjuries,observethefollowing:
▶Thedeviceonlywhenitisinperfectconditionandinaccor-
dancewiththeoperatinginstructions.
▶Heavyequipmentmustonlybetransported,assembledand
disassembledwiththehelpofasecondpersonasappropri-
ateandusingsuitableapparatus.
english
6
General notes
Type 3281
▶Donotusethedeviceinareaswhereexplosionsarepossible.
▶Donotmakeanyinternalorexternalchangestothedevice.
Donotpainthousingpartsorscrews.
▶Securethedeviceorsystemtopreventunintentionalactivation.
▶Onlytrainedtechniciansmayperforminstallationandmainte-
nancework.
▶Installthedeviceaccordingtotheregulationsapplicablein
therespectivecountry.
▶Afteraninterruptioninthepowersupply,ensurethatthe
processisrestartedinacontrolledmanner.
▶Observethegeneralrulesoftechnology.
NOTE
Electrostatically sensitive components and assemblies.
Thedevicecontainselectroniccomponentsthataresusceptible
to the eects of electrostatic discharging (ESD). Components
that come into contact with electrostatically charged persons
or objects are at risk. In the worst-case scenario they will be
destroyedimmediatelyorwillfailafterstart-up.
▶ObservetherequirementsofEN61340-5-1forminimizingor
avoidingthepossibilityofdamagecausedbysuddenelectro-
staticdischarge.
▶Donottouchelectroniccomponentswhenthesupplyvoltage
is connected.
4 GENERAL NOTES
4.1 Contact addresses
Germany
BürkertFluidControlSystems
Sales Center
Christian-Bürkert-Str.13-17
D-74653Ingelngen
Tel.+49(0)7940-10-91111
Fax+49(0)7940-10-91448
E-mail:[email protected]
International
Thecontactaddressescanbefoundonthebackpagesofthe
printedoperatinginstructions.
AlsoontheInternetat:
www.burkert.com
4.2 Warranty
Apreconditionforthewarrantyisthatthedeviceisusedasintended
inconsiderationofthespeciedoperatingconditions.
4.3 Information on the Internet
OperatinginstructionsanddatasheetsforType3281canbefound
ontheInternetat:www.burkert.com
english
7
Product description
Type 3281
5 PRODUCT DESCRIPTION
5.1 Intended area of application
ThemotorvalveType3281isdesignedtocontroltheowofliquid
andgaseousmedia.Onlyclean,liquidorgaseousmediathatdo
notattackthevalvebodyandsealmaterialsmaybecontrolled.
NOTE
Damage to the valve body and seals due to unsuitable media.
▶Use only suitable media.
▶Checkresistanceineachindividualcase.
5.2 Variants
Type Seat diameter Variants Options
3281 4, 6, 8, 10 withintegrated
positioner
analogue1)
digital2)
withintegrated
processcontroller
analogue1)
digital2)
Thevariantscanberecognizedbytheplugcongurationor
ontheTypelabel:CstandsforpositionerandDforprocess
controller.
1) analogue - Set-point values are transmitted analogue via the standard
signals
2) digital - Set-point values are transmitted digitally via CANopen/büS
Both variants have special functions that can be set using the
BürkertCommunicator.
5.3 Structure and function
Circularplug-in
connector
Valve body
Actuator cover
Control cone
Valvespindle
Steppermotor
Wrenchat
ofthebody
connection
Fig. 1: Structure of the valve
english
8
Technical data
Type 3281
6 TECHNICAL DATA
6.1 Conformity
TheType3281conformstotheEUdirectivesaccordingtotheEU
declarationofconformity(ifapplicable).
6.2 Standards
ThestandardsappliedtodemonstrateconformitywiththeDirectives
canbefoundintheEUtypeexaminationcerticateand/ortheEU
declarationofconformity(ifapplicable).
6.3 Operating conditions
WARNING
Risk of injury due to malfunction if used outdoors.
▶Donotusethedeviceoutdoorsandkeepitawayfromheat
sourcesthatcouldcausethepermissibletemperaturerange
to be exceeded.
▶Protectthedevicefromdirectsunlightandhumidity.
Ambienttemperature -10...+60°C(notederatingcurve,
seechapter“6.5.1”)
Mediumtemperature 0...+130°C
Airhumidity <95%,non-condensing
Media non-aggressive,pureandnon-cor-
rosiveliquidandgaseousmediathat
donotattackvalvebodiesandseal
materials.Checkresistanceineach
individual case.
Circuit function
2 (A)
1 (P)
Direct-acting2-wayvalve,motor-
driven,currentlessinposition
6.4 Type label
Type
Electronic variant
Seat diameter
Seal material
Bodymaterial
Order number, serial number
Ambienttemperature
Voltage,powerconsumption
Portconnection,pressurerange
3281 X DN10 PTFE VA
D-74653 Ingelfingen
268611 SN000000
W3ZLT
24 V DC 20 W
G 3/8 PN 6 bar
Tamb see manual
Fig. 2: Location and description of the type label (example)
english
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Technical data
Type 3281
6.5 Electrical data
Electrical data Positioner analog Positioner digital Process controller analog Process controller digital
Connections Circularplug-inconnector
M12x1,8-pin
Circularplug-inconnector
M12x1,5-pin
Circularplug-inconnector
M12x1,8-pinand5-pin
Circularplug-inconnector
M12x1,5-pinand8-pin
Operatingvoltage 24VDC±10%,residualripple<10% 24VDC±10%,residualripple<10%
Powerconsumption max.12W max.12W
Standbypower
consumption
ca.2W ca.2W
Actuatingtime(0-100%) ca.2.5s ca.2.5s
Analogueinput(set-point
valueinput)
0...20mA,4...20mA,0...5V
or0...10V
0...20mA,4...20mA,0...5V
or0...10V
Analogueinput(actualvalue
input)
0...20mA,4...20mA,0...5V
or0...10V
0...20mA,4...20mA,0...5V,
0...10Vorfrequency:
Measuringrange5...2000Hz
Inputresistance>22kΩ
Inputsignal>10Vss
signalformsquarewave
Inputimpedanceforana-
logueinput
60 Ω at 0...20 mA and
4...20mA/Resolution 40 μA
22kΩat0...5Vand0...10V/
Resolution20mV
60 Ω at 0...20 mA and
4...20mA /Resolution 40 μA
22kΩat0...5Vand0...10V/
Resolution20mV
Analogueoutput(actual
valueoutput)
0...20mA,4...20mA,
0...5V,0...10V
0...20mA,4...20mA,0...5V,
0...10V
Analogueoutput max.Currentforvoltage
output10mAmax.Loadfor
currentoutput560Ω
max.Currentforvoltage
output10mAmax.Loadfor
currentoutput560Ω
Position sensor Contactless,high-resolutionandthuswear-freeposition
sensor
Contactless,high-resolutionandthuswear-freeposition
sensor
Parameterizationinterface büSorCANopen büSorCANopen
Communication CANopen/büS CANopen/büS
Duty cycle accordingtoEN60034-1:S350%,dependingonthe
operatingconditions.Observethederatingcurve
accordingtoEN60034-1:S350%,dependingontheoper-
atingconditions.Observethederatingcurve
english
10
Technical data
Type 3281
6.5.1 Derating
Themaximumdutycycleofthevalvedependsonthemaximum
ambienttemperatures,themediatemperatureandthecoilcurrent
ofthesteppermotor.
Thedutycycledoesnotmeanthedutycycleofthedevice
butthedutycycleofthesteppermotor.
Fromthederatingcurveitcanbereadwhichmaximumdutycycle
ispermissibleatwhichmaximumambienttemperature.
10 %
20 %
30 %
40 %
50 %
60 %
70 %
80 %
90 %
100 %
0510 15 20 25 30 35 40 45 50 55 60
Ambienttemperature[°C]
Dutycycle[%]
Fig. 3: Derating curve at max. media temperature for positioner and
process controllers
6.6 Mechanical data
Materials
Actuatorcover Plasticpartsblack:PPSGF40,
Plasticpartsanthracite:PCGF10
Valve body Stainless steel VA
Seal material PTFE
Othermaterialsin
theuidsector StainlesssteelVA
Connections G1/2,RC1/2,NPT1/2
Weight seedatasheet
Dimensions seedatasheet
6.7 Fluidic data
Seat
diameter
KVs-value [m³/h] 3) Max. pressure [bar]
4 0.57
Seeindicationonthetype
label
6 1.25
8 1.8
10 2.25
3)
The KVs value is a ow value for water, measurement at +20°C and
1bar pressure dierence above the fully open valve.
english
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