Burkert 3281 User manual

Quickstart

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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.

Operating Instructions 2207/00_EU-ML_00815151 / Original DE

1 DER QUICKSTART................................................................ 4

1.1 Denitionofterms ....................................................... 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 InformationontheInternet.......................................... 6

5 PRODUCT DESCRIPTION .................................................... 7

5.1 Intendedareaofapplication........................................ 7

5.2 Variants........................................................................ 7

5.3 Structureandfunction................................................. 7

6 TECHNICAL DATA................................................................. 8

6.1 Conformity................................................................... 8

6.2 Standards .................................................................... 8

6.3 Operatingconditions ................................................... 8

6.4 Typelabel .................................................................... 8

6.5 Electrical data.............................................................. 9

6.6 Mechanicaldata ........................................................ 10

6.7 Fluidic data................................................................ 10

7 INSTALLATION .................................................................... 11

7.1 Installingthedeviceuidically................................... 11

7.2 Mountingthevalveseat ............................................ 11

7.3 Installingvalvebody.................................................. 12

7.4 Installingdeviceswithweldedconnection................ 12

7.5 Turningactuator ........................................................ 13

7.6 Installingthedeviceelectrically................................. 14

7.7 LEDdisplay ............................................................... 17

8 START-UP............................................................................ 18

9 MAINTENANCE................................................................... 18

9.1 Maintenancework ..................................................... 18

9.2 Cleaning .................................................................... 18

9.3 Troubleshooting......................................................... 18

10 TRANSPORT, STORAGE, DISPOSAL................................. 20

Table of contents

Type 3281

english

Der Quickstart

Type 3281

1 DER QUICKSTART

TheQuickstartcontainsthemostimportantinformationaboutthe

device.Keeptheseinstructionsreadytohandattheoperatingsite.

Important safety information.

▶Readtheseinstructionscarefully.

▶Aboveall,observethesafetyinstructions,intendeduseand

operatingconditions.

▶Personswhoworkonthedevicemustreadandunderstand

theseinstructions.

TheoperatinginstructionscanbefoundontheInternetat:

www.burkert.com

1.1 Denition of terms

Term in these instructions, refers to

Device MotorvalveType3281

CANopen AeldbusbasedonCAN(ControllerAreaNetwork)

whichisusedinautomationtechnologytonetwork

devices

büS ACANopen-basedeldbuswithadditional

functionalities

1.2 Symbols

DANGER

Warns of an immediate danger.

▶Failuretoobservetheseinstructionswillresultinserious

injuriesordeath.

WARNING

Warns of a potentially dangerous situation.

▶Failuretoobservetheseinstructionsmayresultinserious

injuriesordeath.

CAUTION

Warns of a potential hazard.

▶Failuretoobservetheseinstructionsmayresultinmoderate

or minor injuries.

NOTE

Warns of damage to property.

Indicatesimportantadditionalinformation,tipsand

recommendations.

Referstoinformationintheseoperatinginstructionsorin

otherdocumentation.

▶designatesinstructionsforriskprevention.

→designatesaprocedurewhichyoumustcarryout.

english

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

devicemaybedangeroustopeople,nearbyequipmentand

theenvironment.

▶Donotusethedeviceoutdoors.

▶Donotexposethevalvetodirectsunlight.

▶To use the device, observe the permissible data, operating

conditionsandconditionsofuse.Thesespecicationscanbe

foundin thecontractdocuments, theoperatinginstructions

andontheTypelabel.

▶Usethedeviceonlyinconjunctionwiththird-partydevicesand

componentsrecommendedorapprovedbyBürkert.

▶Thedevicemustonlybeusedinperfectworkingorder;

alwaysensureproperstorage,transportation,installation

andoperation.

3 BASIC SAFETY INSTRUCTIONS

Thesesafetyinstructionsdonottakeintoaccountany

unforeseencircumstancesandeventswhichoccurduringinstal-

lation,operationandmaintenance.Theoperatorisresponsible

forobservingthelocation-specicsafetyregulations,alsowith

referencetopersonnel.

Risk of injury due to high pressure and escaping medium.

▶Switchothepressurebeforeworkingonthesystemor

device.Ventoremptythelines.

Risk of injury from electric shock.

▶Beforeworkingonthesystemordevice,switchothepower

supplyandsecuretopreventreactivation.

▶Observeanyapplicableaccidentpreventionregulationsand

safetyregulationsforelectricaldevices.

Risk of burns or re from hot device surfaces due to prolonged

operation.

▶Keepthedeviceawayfromhighlyammablesubstancesand

media.

▶Onlytouchthedevicewhenwearingprotectivegloves.

General hazardous situations.

Topreventinjuries,observethefollowing:

▶Thedeviceonlywhenitisinperfectconditionandinaccor-

dancewiththeoperatinginstructions.

▶Heavyequipmentmustonlybetransported,assembledand

disassembledwiththehelpofasecondpersonasappropri-

ateandusingsuitableapparatus.

english

General notes

Type 3281

▶Donotusethedeviceinareaswhereexplosionsarepossible.

▶Donotmakeanyinternalorexternalchangestothedevice.

Donotpainthousingpartsorscrews.

▶Securethedeviceorsystemtopreventunintentionalactivation.

▶Onlytrainedtechniciansmayperforminstallationandmainte-

nancework.

▶Installthedeviceaccordingtotheregulationsapplicablein

therespectivecountry.

▶Afteraninterruptioninthepowersupply,ensurethatthe

processisrestartedinacontrolledmanner.

▶Observethegeneralrulesoftechnology.

NOTE

Electrostatically sensitive components and assemblies.

Thedevicecontainselectroniccomponentsthataresusceptible

to the eects 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

destroyedimmediatelyorwillfailafterstart-up.

▶ObservetherequirementsofEN61340-5-1forminimizingor

avoidingthepossibilityofdamagecausedbysuddenelectro-

staticdischarge.

▶Donottouchelectroniccomponentswhenthesupplyvoltage

is connected.

4 GENERAL NOTES

4.1 Contact addresses

Germany

BürkertFluidControlSystems

Sales Center

Christian-Bürkert-Str.13-17

D-74653Ingelngen

Tel.+49(0)7940-10-91111

Fax+49(0)7940-10-91448

E-mail:[email protected]

International

Thecontactaddressescanbefoundonthebackpagesofthe

printedoperatinginstructions.

AlsoontheInternetat:

www.burkert.com

4.2 Warranty

Apreconditionforthewarrantyisthatthedeviceisusedasintended

inconsiderationofthespeciedoperatingconditions.

4.3 Information on the Internet

OperatinginstructionsanddatasheetsforType3281canbefound

ontheInternetat:www.burkert.com

english

Product description

Type 3281

5 PRODUCT DESCRIPTION

5.1 Intended area of application

ThemotorvalveType3281isdesignedtocontroltheowofliquid

andgaseousmedia.Onlyclean,liquidorgaseousmediathatdo

notattackthevalvebodyandsealmaterialsmaybecontrolled.

NOTE

Damage to the valve body and seals due to unsuitable media.

▶Use only suitable media.

▶Checkresistanceineachindividualcase.

5.2 Variants

Type Seat diameter Variants Options

3281 4, 6, 8, 10 withintegrated

positioner

analogue1)

digital2)

withintegrated

processcontroller

analogue1)

digital2)

Thevariantscanberecognizedbytheplugcongurationor

ontheTypelabel:CstandsforpositionerandDforprocess

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

BürkertCommunicator.

5.3 Structure and function

Circularplug-in

connector

Valve body

Actuator cover

Control cone

Valvespindle

Steppermotor

Wrenchat

ofthebody

connection

Fig. 1: Structure of the valve

english

Technical data

Type 3281

6 TECHNICAL DATA

6.1 Conformity

TheType3281conformstotheEUdirectivesaccordingtotheEU

declarationofconformity(ifapplicable).

6.2 Standards

ThestandardsappliedtodemonstrateconformitywiththeDirectives

canbefoundintheEUtypeexaminationcerticateand/ortheEU

declarationofconformity(ifapplicable).

6.3 Operating conditions

WARNING

Risk of injury due to malfunction if used outdoors.

▶Donotusethedeviceoutdoorsandkeepitawayfromheat

sourcesthatcouldcausethepermissibletemperaturerange

to be exceeded.

▶Protectthedevicefromdirectsunlightandhumidity.

Ambienttemperature  -10...+60°C(notederatingcurve,

seechapter“6.5.1”)

Mediumtemperature  0...+130°C

Airhumidity     <95%,non-condensing

Media       non-aggressive,pureandnon-cor-

rosiveliquidandgaseousmediathat

donotattackvalvebodiesandseal

materials.Checkresistanceineach

individual case.

Circuit function

2 (A)

1 (P)

Direct-acting2-wayvalve,motor-

driven,currentlessinposition

6.4 Type label

Type

Electronic variant

Seat diameter

Seal material

Bodymaterial

Order number, serial number

Ambienttemperature

Voltage,powerconsumption

Portconnection,pressurerange

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

Technical data

Type 3281

6.5 Electrical data

Electrical data Positioner analog Positioner digital Process controller analog Process controller digital

Connections Circularplug-inconnector

M12x1,8-pin

Circularplug-inconnector

M12x1,5-pin

Circularplug-inconnector

M12x1,8-pinand5-pin

Circularplug-inconnector

M12x1,5-pinand8-pin

Operatingvoltage 24VDC±10%,residualripple<10% 24VDC±10%,residualripple<10%

Powerconsumption max.12W max.12W

Standbypower

consumption

ca.2W ca.2W

Actuatingtime(0-100%) ca.2.5s ca.2.5s

Analogueinput(set-point

valueinput)

0...20mA,4...20mA,0...5V

or0...10V

0...20mA,4...20mA,0...5V

or0...10V

Analogueinput(actualvalue

input)

0...20mA,4...20mA,0...5V

or0...10V

0...20mA,4...20mA,0...5V,

0...10Vorfrequency:

Measuringrange5...2000Hz

Inputresistance>22kΩ

Inputsignal>10Vss

signalformsquarewave

Inputimpedanceforana-

logueinput

60 Ω at 0...20 mA and

4...20mA/Resolution 40 μA

22kΩat0...5Vand0...10V/

Resolution20mV

60 Ω at 0...20 mA and

4...20mA /Resolution 40 μA

22kΩat0...5Vand0...10V/

Resolution20mV

Analogueoutput(actual

valueoutput)

0...20mA,4...20mA,

0...5V,0...10V

0...20mA,4...20mA,0...5V,

0...10V

Analogueoutput max.Currentforvoltage

output10mAmax.Loadfor

currentoutput560Ω

max.Currentforvoltage

output10mAmax.Loadfor

currentoutput560Ω

Position sensor Contactless,high-resolutionandthuswear-freeposition

sensor

Contactless,high-resolutionandthuswear-freeposition

sensor

Parameterizationinterface büSorCANopen büSorCANopen

Communication CANopen/büS CANopen/büS

Duty cycle accordingtoEN60034-1:S350%,dependingonthe

operatingconditions.Observethederatingcurve

accordingtoEN60034-1:S350%,dependingontheoper-

atingconditions.Observethederatingcurve

english

Technical data

Type 3281

6.5.1 Derating

Themaximumdutycycleofthevalvedependsonthemaximum

ambienttemperatures,themediatemperatureandthecoilcurrent

ofthesteppermotor.

Thedutycycledoesnotmeanthedutycycleofthedevice

butthedutycycleofthesteppermotor.

Fromthederatingcurveitcanbereadwhichmaximumdutycycle

ispermissibleatwhichmaximumambienttemperature.

10 %

20 %

30 %

40 %

50 %

60 %

70 %

80 %

90 %

100 %

0510 15 20 25 30 35 40 45 50 55 60

Ambienttemperature[°C]

Dutycycle[%]

Fig. 3: Derating curve at max. media temperature for positioner and

process controllers

6.6 Mechanical data

Materials

Actuatorcover   Plasticpartsblack:PPSGF40,

Plasticpartsanthracite:PCGF10

Valve body Stainless steel VA

Seal material PTFE

Othermaterialsin

theuidsector   StainlesssteelVA

Connections    G1/2,RC1/2,NPT1/2

Weight     seedatasheet

Dimensions    seedatasheet

6.7 Fluidic data

Seat

diameter

KVs-value [m³/h] 3) Max. pressure [bar]

4 0.57

Seeindicationonthetype

label

6 1.25

8 1.8

10 2.25

The KVs value is a ow value for water, measurement at +20°C and

1bar pressure dierence above the fully open valve.

english

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