ICS BP520 Series User manual

ICS
Brand
ICS
Model
BP520 Series
Type
User manual

This manual is also suitable for

From lab to production
providing a window into the process
P/N974184 REVA ECO#49074 Page1of6
DyniscoBP520BurstPlugs
Reliable,SecurePressure‐ReliefSystem
withBurstIndication
InstallationInstructions

From lab to production
providing a window into the process
P/N974184 REVA ECO#49074 Page2of6
WARNING:
a. Readthecompleteinstructionsbeforeattemptingtoinstalltherupturedisk.Beforeusingthispiece
ofequipment,consultyourplantsafetyofficerforlocalrequirements.
b. Itistheuser’sresponsibilityforthedesignofadequateventingandinstallationofadequatevent
piping.Theburstpluginnerdiameterandanyattachedventtubingmustnotlimittheflowand
preventpressurefromadequatelyventingafteraburst.Itistheuserresponsibilitytoensureproper
ventingofasystemtorelievethespecificpressure.
c. Locatetherupturediskwherepeopleorpropertywillnotbeexposedtothesystemdischargeinthe
eventofrupture.Venttoxicorflammablefumestoasafelocationtopreventpersonnelinjuryor
propertydamage.
d. Theburstpressureoftherupturediskisdirectlyaffectedbyitsoperatingtemperature.Itisthe
user’sresponsibilitytospecifythecorrectburstpressureratingandtoinstalltheburstplugina
locationoperatingwithinitsspecifiedtemperaturerange.Failuretoutilizearupturediskwithinits
operatingtemperaturecouldcauseprematurefailureorover‐pressurizationofthesystem.
e. Itistheuser’sresponsibilitytoensurethattheburstplugsnoutlengthandtemperaturegradient
areappropriatesothatafterburst,moltenpolymerflowssufficientlytopushtheT‐capouttheend
ofthesnout.Failuretodosocouldresultinpolymersolidifyinginthesnoutandoverpressurizing
ofthesystemandnoelectricalburstindication.
f. Itisrecommendedthattheuserinstallandburstasampleplug,toconfirmthattheburstplug
functionscorrectlyintheirparticularapplication.
g. Theintendedfunctionoftheelectricalindicationistoalertpersonneltotheoccurrenceofburstto
helppreventtheaccumulationofexpelledpolymer.Itshouldnotbeutilizedaspartofasafety
systemdesignedtoprotectpersonnel.It’spossiblethatoncethewireisshearedafteraburst,the
shearedendsofthewirewillnotseparatefromthesnoutormaycontactanothercommon
electricallyconductivesurface.Thiscouldresultinfailureofelectricalburstindication(stillshowing
aclosedcircuitafterburst).Itistheusersresponsibilitytoevaluatetheconsequencesof
unintentionalshorting,openingorgroundingofthewire.
h. Particlesmaydischargewhentherupturediskruptures.Theseparticlesmaybepartoftherupture
diskitself,orotherenvironmentalmatterinthesystem.Ititheuser’sresponsibilitytoensurethat
theparticlesaredirectedtoasafeareatopreventpersonnelinjuryorpropertydamage.
i. Rupturediskservicelifeisaffectedbycorrosion,creepandfatigue,andphysicaldamage.These
conditionswillderatetherupturedisktoalowerpressure.Theusershouldbepreparedtohandlea
prematurefailureoftherupturedisk.Themediaorotherenvironmentalconditionsshouldnot
allowforanybuilduporsolidificationofmediaontherupturedisk.Thismayincreasetheburst
ratingoftherupturedisk.
From lab to production
providing a window into the process
P/N974184 REVA ECO#49074 Page3of6
j. Dyniscorupturedisks,wheninstalledcorrectly,willprovideaverygoodsealforliquidsandmost
gasesorvapors.However,Dyniscocannotguaranteetheleakagerateofthedisksealwithoutprior
knowledgeoftherequirementanddetailsofthepipinglayout.ConsultDyniscoforguidanceif
leakageiscriticaltotheinstallation.
k. Thecustomerand/oritsinstallershallberesponsiblefortheproperinstallationoftherupturedisk
deviceintoasystem.Recommendedtorquevaluesdonotconsiderpipingstressoralignment.
l. Customerand/oritsinstallersshallberesponsibleforimproperinstallationandphysicaldamage
resultingtherefrom,including,butnotlimitedto,damageresultingfromleakage,improper
torqueing,and/orfailuretofollowinstallationinstructions.
m. DyniscostandardTermsandConditionsofSaleapplyunlessotherwisestated.

From lab to production
providing a window into the process
P/N974184 REVA ECO#49074 Page4of6
Removal,InspectionandPreparation:
1 RemovingtheexistingAssembly
a Burstplugsshouldonlyberemovedaftertheextruderhasbeendepressurizedandthepolymer
isstillmolten,eveniftheburstplughasburst.
b Ifremovinganintactburstplug,wipetipwithasoftclothimmediatelyafterremoval.Theburst
plugmustberemovedbeforeusinganabrasivematerialorwirebrushtocleantheextruder
barrel.
c Loosenandremovetheburstassemblywiththeappropriatetool.Takecarenottodamagethe
receivingequipment.
2 InspecttheReceivingEquipment
a Inspecttheseatareaforanyscratches,dents,ornicks.Imperfectionsonthesesurfacescan
causeleaks.DONOTUSEifanyscratches,dentsornicksaredetected,(contactDynisco
immediatelyforinstructions).
b Inspectandcleanthereceivingthreads,usethreadchaseorothersuitablecleaningdevice.
Threadsmustbeingoodconditiontoreceivetherupturediskdevice.UtilizetheDynisco
MachiningtoolkitforproperholesizingandDyniscocleaningkitforholeinspection.
3 InspecttheRuptureDiskDevice
a Carefullyremovetherupturediskdevicefromitspackagingandchecktheseatarea,exposed
threadsandpre‐bulgedsurfaceofthediskforanyscratches,dents,ornicks.Imperfectionson
thesesurfacescancauseleaks.DONOTUSEifanyscratches,dentsornicksaredetected,
contactDyniscoimmediatelyforinstructions.
b Installationofadamagedassemblymayresultinprematureruptureofthedisk.
BurstPlugInstallation:
1 Topreventgalling,lightlycoatburstplugthreadswithahightemperatureanti‐seizematerial.
2 Insertthenewassemblyintothepre‐tappedopeninginthereceivingequipment.
3 Startthreadingbyhandtoensurethethreadsarematchedandingoodcondition.DONOTFORCE
THETHREADS.Continuethreadingtheassemblybyhanduntilfullyseated.
4 Anadequateseal,inaproperlymachinedandmaintainedport,isobtainedwith100in‐lbsmounting
torque.Maximumrecommendedtorqueis500in‐lbs.Tightenasrequiredtopreventleakagewith
theappropriatetool(wrench,screwdriver,spanner,etc.)DONOTOVERTIGHTENasthiscandamage
sealingsurfacesandthreads.
5 Forassemblieshavingtaperedpipethreads;useTeflontapeorothersuitablepipethreadsealants
asrequiredifcompatiblewiththeprocessmedium.

From lab to production
providing a window into the process
P/N974184 REVA ECO#49074 Page5of6
BurstIndicationInstallation:
BP520plugsaresuppliedwithintegral‘poptop’styleindication.A26AWGindicatorwireispre‐
assembledintotheunitandsuppliedwithbareleads.Thewireisthreadedthroughthehex‐headofthe
burstpluganda‘T’shaped‘poptop’cap.Whentheburstplugruptures,theT‐capispushedoutbythe
subsequentflowingmedia,shearingtheburstindicatorwire,openinga‘normallyclosed’circuitand
indicatingabursteventtoamonitoringdevice.TheT‐capisattachedtoametalretainerstrapdesigned
tohold&securetheT‐capfollowingaburstevent.
1. WARNING:BurstPlugsandindicationmustbeproperlyinstalledandsafelyventedinordertoavoid
injury,damageandlossofproduct.
2. WARNING:DonotinstalltheBP520burstplugwithoutthemetalretainerstrapproperlyinstalled
underthehexheadoftheplug.
3.
ElectricalConnection
i.
Only competent qualified personnel should install and complete the BP520 electrical
connections.Itistheendusersresponsibilitytoensureasafeinstallationthatiscompatiblewith
userelectricalrequirements.Theendusershouldevaluatetheconsequencesintheirsystemof
shorting,openingorgroundingofthewire.
ii.
Theburstindicationwire,ifprovidedbyDynisco,hasanoperatingtemperaturerangeof‐73Cto
205C,andisratedtocarryacurrentof1Aat30C.
iii.
Theburstindicationwiring/circuitshouldideallybeconnectedtoalatchinginput.Withalatching
inputiftheburstindicationcircuitopensatanytime(evenmomentarily)theinputshouldlatch
totheopenposition.
iv.
Aftertheburstindicationwirehassheared,theendsoftheburstindicationwiremayhavelive
voltages.Takenecessaryprecautionstoavoidinjurytoequipmentandpersonnel.
4.
IntrinsicallySafeInstallations(whererequired)
i. TheBP520withintegralpop‐topindicationisnotintrinsicallysafebyitself,butisintrinsically
safeonlywhenemployedinaproperlydesignedintrinsicallysafesystem.
ii. TheBP520withintegralpop‐topindicationisapassive“simpleapparatus”conceptallowingit
tobeusedinintrinsicallysafesystemswithouttheneedforcertification.
iii. Ifrequired,refertoANSI/ISA‐RP12.06.01fortheRecommendedPracticeforIntrinsicallySafe
Systems.
From lab to production
providing a window into the process
P/N974184 REVA ECO#49074 Page6of6
BP520BurstPlug
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ICS BP520 Series User manual

ICS
Brand
ICS
Model
BP520 Series
Type
User manual
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