Buchi Rotavapor R-220 User manual

096737
en
Rotavapor® R-220
Operation Manual

1
2OTAVAPOR R-220 4ABLEOF#ONTENTS
Table of Contents
en, Version H (46 Pages) Ordering No.
2/PERATION-ANUAL 96737
2EADTHIS/PERATING-ANUALTHROUGHCAREFULLYBEFOREUSING
THE2OTAVAPORR-220!LWAYSKEEPTHESE)NSTRUCTIONSREADILY
AVAILABLEINTHEIMMEDIATEVICINITYOFTHEUNITSOTHATTHEYMAKE
BECONSULTEDATANYTIME
#HAPTERCONTAINSIMPORTANTSAFETYRULESWHICHMUSTBEOB
SERVEDTOENSURETHESAFEOPERATIONOFTHEROTARYEVAPORATOR
7ERESERVETHERIGHTTOMAKETECHNICALCHANGESWITHOUT
PRIORNOTIFICATION.OPORTIONOFTHIS/PERATING-ANUAL
MAYBEREPRODUCEDPROCESSEDUSINGELECTRONICOROPTICAL
SYSTEMSDUPLICATEDORDISTRIBUTEDINANYFORMWITHOUT
THEPRIORWRITTENAPPROVALOF"àCHI,ABORTECHNIK!'
!LLRIGHTSRESERVED
¥"àCHI,ABORTECHNIK!'
6 Maintenance 23
 4AKING!PARTTHE3NAP&LANGE#OUPLING 
 !SSEMBLINGTHE3NAP&LANGE#OUPLING 
 2EMOVINGTHE%VAPORATING&LASK3EAL 
 )NSERTINGTHE%VAPORATING&LASK3EAL 
 2EPLACEMENTOFTHE3EALSFORTHE$ISTRIBUTION(EAD 
 2EPLACEMENTOFTHE6ACUUM3EAL 
 #LEANING 
 6ACUUM3EAL 
 4ESTINGFOR,EAKS 
 #USTOMER3ERVICE 
7 Taking out of Operation 28
8 Spare Parts and Accessories 29
 'LASS!SSEMBLIES$$$"$" 
 'LASS!SSEMBLIES22"# 
 -ISCELLANEOUS 
 !CCESSORIES 
9 Appendix 42
 4ECHNICAL$ATA 
 -ATERIALS5SED 
 %RROR-ESSAGES 
 &##REQUIREMENTSFOR53!AND#ANADA 
 $ECLARATIONOF#ONFORMITY 
1 Scope of Delivery 2
2 Safety 3
3 Function 6
 0RINCIPLEOF/PERATION 
4 Putting into Operation 7
 )NSTALLATION,OCATION 
 5NPACKING 
 3ETTINGUPTHE3UPPORT2OD 
 !TTACHMENTOFTHE%ASY#LAMP 
 2EMOVALOFTHE%ASY#LAMP 
 )NSTALLATIONOFTHE2EFLUX'LASS!SSEMBLY 
 )NSTALLATIONOFTHE$ESCENDING'LASS!SSEMBLY 
 )NSTALLATIONOFTHE$ESCENDING'LASS!SSEMBLY
WITHAND#OOLER 
 )NSTALLATIONOFTHE2ECEIVING&IXTURE 
 !TTACHINGAND2EMOVING&LASKS 
 (OSE#OUPLING 
 /PERATINGTHE3HUTOFFTAP 
 "ATH2EPLENISHMENT/PTIONAL 

2ESETOFTHEOVER TEMPERATUREPROTECTION 
 (EATING-EDIUM 
 #HECKING)NSTALLATION 
5 Operation 20
 !RRANGEMENTOFTHE/PERATOR#ONTROLAND
$ISPLAY%LEMENTS 
 !DJUSTINGTHE-AXIMUM3ET0OINT4EMPERATURE
AND!UTOMATIC,OWERINGOFTHE"ATHIN#ASEOF
A0OWER)NTERRUPTION 
 4IPSAND4RICKS 
 4ABLEOF3OLVENTS 

2
2OTAVAPOR R-220
3COPEOF$ELIVERY
&IG2/VERALL6IEW
1 Scope of Delivery
Component
 #HASSISCOMPLETEWITHCONTROLAND
DRIVINGUNITANDWITHHEATINGBATH
 ,,OR,%VAPORATIONFLASK
 2ECEIVINGFLASKX,3INGLERECEIVEROR
X,)NTERCHANGEABLERECEIVERS
 'LASSASSEMBLY
2EFERTO#HAPFOR&IGURE
4ABLE3COPEOF3UPPLY
Standard Accessories: Ordering No.
 3EALTOOL 20057
 /PERATING-ANUAL
'ERMAN 96736
%NGLISH 96737
&RENCH 96738
)TALIAN 96739
3PANISH 96740
4ABLE3TANDAR D!CCESSORIES

3
2OTAVAPOR R-220 3AFETY
2 Safety
4HISUNITHASBEENBUILTINACCORDANCEWITHTHELATESTSTATEOF
THEARTANDWITHRECOGNIZEDRULESOFSAFETY
.EVERTHELESSTHEREARECERTAINRISKSANDDANGERSENTAILEDWITH
THISUNIT
s WHENEVERTHEUNITISOPERATEDBYINDIVIDUALSWHOLACK
SUFFICIENTTRAINING
s WHENEVERTHEUNITISUSEDFORSOMEPURPOSEOTHERTHANITS
AUTHORIZEDUSE
2.1 Symbols
Stop
)NFORMATIONONDANGERSTHATCANCAUSESERIOUSMATERIAL
DAMAGEANDSEVEREPERSONALINJURIESORDEATH
Warning
)NFORMATIONONDANGERSTHATCANBEINJURIOUSTOONESHEALTH
ORCAUSEMATERIALDAMAGE
Note
)NFORMATIONPOINTINGOUTTECHNICALREQUIREMENTS!FAILURETO
OBSERVESUCHINFORMATIONCANLEADTOMALFUNCTIONSUNECO
NOMICALOPERATIONANDLOSSESINPRODUCTION
2.2 Responsibilities of the Operator
4HISUNITMAYONLYBEUSEDBYTECHNICALSTAFFANDBYINDIVIDUALS
WHOBASEDONTHEIRTRAININGORTHEIRPROFESSIONALEXPERIENCE
HAVEAGOODUNDERSTANDINGOFTHEDANGERSTHATCANARISE
FROMTHEITSOPERATION
3TAFFWHODONOTHAVETHISTRAININGANDINDIVIDUALSWHOARE
CURRENTLYINTRAININGMUSTBEGIVENCAREFULINSTRUCTIONS4HIS
/PERATING-ANUALSHOULDBEUSEDASTHEBASISFORSUCHTRAINING
2.3 Authorized Use
4HEROTARYEVAPORATORHASBEENDESIGNEDFORUSEINTECHNICAL
LABORATORIESANDINPRODUCTION)TISAUTHORIZEDFORUSEINAPPLICA
TIONSTHATWORKWITHTHEEVAPORATIONANDCONDENSATIONOF
SOLVENTS
)TISUSEDFOR
s %VAPORATIONOFSOLVENTSANDSUSPENSIONS
s $RYINGOFPOWDERSANDGRANULATES
s 2ECRYSTALLIZATION
s 2EACTIONSUNDERREFLUX
s 3YNTHESISAND#LEANINGOFREFINEDCHEMICALS
s 2ECYCLINGANDCONCENTRATIONOFSOLVENTS
4HEAUTHORIZEDUSEOFTHE2OTAVAPORALSOINCLUDESITSCARE
UPKEEPANDCAREFULHANDLINGINACCORDANCEWITHTHEPROVISIONS
INTHIS/PERATING-ANUAL

4
2OTAVAPOR R-220
3AFETY
2.4 Unauthorized Use
!NYUSEOTHERTHANTHOSEINDICATEDABOVEANDANYUSETHAT
ISNOTINCONFORMITYWITHTHE4ECHNICAL$ATAISCONSIDEREDTO
BEMISUSE4HEOPERATORHIMSELFBEARSSOLERESPONSIBILITYFOR
ALLDAMAGEORINJURIESARISINGFROMANYSUCHUSE
4HEFOLLOWINGAPPLICATIONSINPARTICULARARESTRICTLYFORBIDDEN
s 4HEPRODUCTIONANDPROCESSINGOFMATERIALSTHATCANCAUSE
SPONTANEOUSREACTIONSEGEXPLOSIVES
s 7ORKINGWITHOUTTHEEVAPORATIONFLASKBEINGIMMERSEDIN
THEWATERBATHRISKOFBREAKAGE
s 4HEDRYINGOFHARDBRITTLEMATERIALSEGSTONESSOILSAM
PLESTHATMIGHTCAUSEDAMAGETOTHERECEIVINGFLASK
s 3UDDENSHOCKCOOLINGOFTHEEVAPORATINGFLASK
4HE2OTAVAPOR2ISNOTINTENDEDFORWORKDONEUNDER
OVERPRESSURES
2.5 Basic Dangers
"ASICDANGERSARISEWHENWORKINGWITHTHEFOLLOWING
s 4HEHOTWATEROROILBATHRISKOFBEINGSCALDED
s #ONTAMINATEDSOLVENTSTHATPRODUCERESIDUESFROMDISTILLA
TIONWHICHCOULDCAUSESPONTANEOUSREACTIONSEGMETAL
HYDRIDES
s 3OLVENTSTHATCANPRODUCEPEROXIDESRISKOFEXPLOSIONS
s -IXTURESWITHUNKNOWNCOMPOSITIONSORCONTAMINATION
s $AMAGEDGLASSWARE
s %LECTROSTATICCHARGESWHILEWORKINGEGDURINGTHETRANS
FEROFCOMBUSTIBLESOLUTIONSANDWHILEDRYINGPOWDERS
s 4EMPERATURESOFCOOLANTSTHATLIEBELOWTHEFREEZINGPOINT
OFTHEDISTILLATE!CLOGGINGOFTHEDISTILLATECOOLERDUETO
FREEZINGOUTCANRESULTINTOOGREATANOVERPRESSURE
2.6 Safety Precautions
!LLREGIONALANDLOCALLAWSANDREGULATIONSMUSTBEOBSERVED
4HE2OTAVAPORHASBEENGROUNDEDINTERNALLYTODISSIPATEANY
ELECTROSTATICCHARGESONIT

5
2OTAVAPOR R-220
)TISALWAYSMANDATORYTOWEARPERSONALPROTECTIVEGEARSUCH
ASprotective eyewearANDprotective clothing
4HEMACHINEMUSTNEVERBEROTATEDWITHOUTTHESNAPFLANGE
COUPLINGANDEVAPORATIONFLASKBEINGCLOSED
.ODISTILLATIONMAYBESTARTEDUNLESSTHEEVAPORATINGFLASKIS
IMMERSEDINTHEBATH4HEREISALWAYSTHERISKTHATTHENECK
OFTHEFLASKMIGHTBREAKOFFDUETOTHEGREATWEIGHTINVOLVED
4HEREISARISKOFBECOMINGSCALDEDWHILECHANGINGEVAPORATING
FLASKS7EARINGGLOVESPREVENTSTHIS
#HECKTHEGLASSCOMPONENTSREGULARLYFORPOSSIBLEDAMAGE
SPREADINGIMPACTMARKSORCRACKS
.EVERINTERRUPTTHEGROUNDINGCONDUCTORPROTECTIVECONDUCTOR
/THERWISETHEREWILLBETHERISKOFANELECTRICALSHOCK
4HEOPERATORBEARSRESPONSIBILITYFORPROVIDINGPROPERINSTRUCTION
OFHISOPERATINGSTAFF4OAIDHIMINDOINGTHISTRANSLATIONSOF
THIS/PERATING-ANUALAREALSOAVAILABLEINSEVERALOTHER
LANGUAGES!SANINTEGRALCOMPONENTOFTHEROTARYEVAPORATOR
THIS/PERATING-ANUALMUSTBEREADILYAVAILABLEATALLTIMESTO
THEOPERATINGSTAFFATTHELOCATIONWHERETHEYAREUSINGTHE
UNIT
4HEOPERATORMUSTINFORMTHEMANUFACTURERIMMEDIATELYOF
ANYANDALLEVENTSRELEVANTTOSAFETYTHATOCCURINHISUSEOF
THISEQUIPMENT
2.7 Modifications
.OMODIFICATIONSAREPERMISSIBLEWITHOUTCONSULTINGWITHAND
OBTAININGTHEWRITTENAPPROVALOFTHEMANUFACTURER
.OGLASSASSEMBLIESOTHERTHANTHOSERECOMMENDEDBYTHE
MANUFACTURERMAYBEUSEDNORMAYANYGLASSCOMPONENTS
BEPUTTOGETHERARBITRARILY
/NLYTHOSECOMPONENTSOFTHEROTARYEVAPORATORINTENDEDFOR
FULFILLMENTOFITSFUNCTIONMAYBEINSTALLEDINORREMOVEDFROM
THEUNIT4HISMAYBEDONEEITHERBYHANDORWITHTHEUSEOF
THETOOLSUPPLIEDALONGWITHTHEUNIT4HEREMOVALOFSAFETY
DEVICESORCOVERSUSINGSOMECOMMERCIALLYAVAILABLETOOLIS
OTHERTHANFORAUTHORIZEDCOMMISSIONINGPERSONNELSTRICTLY
FORBIDDEN#ONTACTWITHPARTSTHATAREELECTRICALLYLIVEMAY
RESULTINFATALINJURY
3AFETY

6
2OTAVAPOR R-220
3 Function
&IG0RINCIPLEOFOPERATIONOFTHE2
&UNCTION
!VACUUMROTARYEVAPORATORISUSEDFORQUICKSINGLESTAGE
DISTILLATIONSTHATTREATTHEPRODUCTGENTLY4HEPROCESSISBASED
ONTHEEVAPORATIONANDCONDENSATIONOFSOLVENTSINAROTATING
EVAPORATINGFLASK
)TISPOSSIBLETOWORKUNDERAVACUUMTOENSUREGENTLERTREAT
MENTOFTHEPRODUCTANDINCREASEPRODUCTIVEOUTPUT
$ISTILLATIONMAYBEDONEEITHERUNDERAVACUUMORATATMOS
PHERICPRESSURE
!SECURECLOSENESSISGUARANTEEDINTHELOWPRESSURERANGE
3.1 Principle of Operation
햲Evaporation Zone
4HESOLVENTINTHEEVAPORATINGFLASKISHEATEDBYTHEHEATING
BATH4HEROTATIONOFTHEEVAPORATINGFLASKENSURESANIN
TENSIVEEXCHANGEOFHEATANDMASSWITHINTHECONTENTSOF
THEFLASKFORMINGATHINFILMOFSOLVENTONTHEINNERSURFACE
OFTHEFLASK4HISCOMBINATIONOFTURBULENCEANDFILMPREVENTS
LOCALOVERHEATINGANDENSURESHIGHDISTILLATIONSPEED
햳Rotary Drive
4HEDRIVEUNITENSURETHEUNIFORMROTATIONOFTHEEVAPORATING
FLASK
햴Cooling Zone
4HESOLVENTVAPORFLOWSINTOTHECOOLERATAHIGHSPEED
4HISISWHERETHEENERGYINTHESOLVENTVAPORISTRANSFERRED
TOTHECOOLINGMEDIUMEGWATER4HESOLVENTCONDENSES
햵Receiving Flask
4HERECEIVINGFLASKISUSEDTOCOLLECTTHECONDENSATE
햶Vacuum Cover
4HESYSTEMPRESSUREISREDUCEDSOASTOLOWERTHEBOILING
POINTOFTHESOLVENT4HEREDUCTIONINTHERMALLOADINGTHAT
RESULTSENSURESGENTLETREATMENTOFTHEPRODUCTANDOFFERS
ENERGETICADVANTAGES
4HEPRESSUREVACUUMOFDISTILLATIONTHETEMPERATUREOFTHE
HEATINGBATHTHEROTATIONALSPEEDANDTHESIZEOFTHEEVAPO
RATINGFLASKALLAFFECTTHEEVAPORATIONOUTPUT2EFERTO#HAPTER
FORHOWTOSELECTTHEOPTIMUMCONDITIONSOFDISTILLATION
햵
햴
햲
햳
햶

7
2OTAVAPOR R-220 0UTTINGINTO/PERATION
4 Putting into Operation
4HEDANGERZONEAROUNDTHE2OTAVAPOR2CANEXTEND
OUTWARDBYUPTOM7HENWORKINGINSIDETHISDANGER
ZONETHEREISARISKOFDAMAGINGTHEGLASSPARTSWHICHCOULD
CAUSETHEMTOIMPLODE
4HEELECTRICALCONNECTIONMUSTBEINSTALLEDANDCHECKED
BYANAUTHORIZEDPERSON
4.1 Installation Location
!LWAYSSETTHEUNITUPONACLEANSTABLEANDFLATSURFACE
.EVERATALOCATIONWHERETHEREISAGREATDEALOFPERSONAL
TRAFFICBREAKINGORBROKENGLASS
4HEDIMENSIONSOFTHEROTARYEVAPORATORARE
(EIGHT
WITHOUTTROLLEY 2EFLUX MM
$ESCENDING MM
"ULLFROG2EFLUX MM
"ULLFROG$ESCENDING MM
WITHTROLLEY 2EFLUX MM
$ESCENDING MM
7IDTH
2EFLUX MM
$ESCENDING MM
$ESCENDINGWITHCOOLERS MM
$EPTH
3INGLERECEIVER MM
)NTERCHANGEABLERECEIVERS MM
4.2 Unpacking
4AKECARENOTTOBREAKTHEGLASSWHENOPENINGCARTONSTHAT
CONTAINGLASSWARE
,OOKFORANYDAMAGEAFTERUNPACKING)TISIMPORTANTTHATANY
DAMAGEINTRANSITBEIDENTIFIEDRIGHTWHENUNPACKING)FNEC
ESSARYMAKEANIMMEDIATEASSESSMENTOFTHESITUATION.OTIFY
THEPOSTOFFICETHERAILROADORTHESHIPPINGCOMPANYINVOLVED
3AVETHEORIGINALPACKINGFORPOSSIBLETRANSPORTATALATERDATE

8
2OTAVAPOR R-220
0UTTINGINTO/PERATION
&IG3UPPORTROD
4.3 Setting up the Support Rod
s 0LACETHESUPPORTROD햳INTOTHEHOLDERPROVIDEDFORITAND
LOWERITINTOTHEFOOTHOLEATTHEBACK&IXITTIGHTUSINGTHE
LOCKINGSCREW햲
s 0UTTHEPOSITIONINGRING햴ONOVERTHERODMMBELOW
THEUPPEREDGE
s ,AYTHEPIVOTINGCLAMP햵ONTOPOFTHEPOSITIONINGRING
s !TTACHTHEPIVOTINGCLAMPFORTHERECEIVINGFLASKMM
ABOVETHEBOTTOMEDGEOFTHEROD
7HENINSTALLINGANINTERCHANGEABLERECEIVER
s 0LACETHESHORTSUPPORTRODINTOTHEHOLDERATTHEFRONTAND
LOWERITINTOTHEFOOTHOLE3CREWITTIGHTUSINGTHELOCKING
SCREW
s !TTACHTHEPIVOTINGCLAMPAPPROXMMABOVETHELOWER
EDGEOFTHEROD
햲
햴
햳
햵