Vermes MDS 3200A - Available Cleaning Methods; Pre-purifying the System

VTK‐VS‐BA‐004e‐B|UserManualMDS3200A | Cleaning
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8.3 CleaningMethods
Thefollowingmethodsareavailable:
 Pre‐purifying
 Rinsingwithapurifyingagent
 Totaldisassemblyofthevalve,followedbyfinepurification
8.3.1 Pre‐purifying
Pre‐purifyingconsistsinpurgingthesystemwithcompressedair.
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CAUTION!(potentialliquidspurts)
Duringthisprocedure,liquiddropletsmaybeexpulsed!
Usersmustprotectthemselvescorrespondingly.
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Step1: Thedispensingprocessmustbecompleted.Thevalveisinclosedposition.
DoNOTswitchOFFthecontrolunit.
Step2:
Separatethecompressed‐airconnection.
 Thepressuremustbereducedto0bar.
 DisconnectthePPadapterfittingfromthecartridge.
Step3: Replacetheusedcartridgebyanewone.
Step4: Reinstallthecompressed‐airasfollows:
 PlacethePPadapterfittingonthecartridge.Rotate
clockwise,untilitlatchesinplace.
 ConnectthePVChosewiththeKS4‐CK‐6couplerplugtoacompressed‐airsupply.For
thispurposeyourequireaKD4‐1/2‐Acouplersocket.
 Activatethecompressed‐airsupply.
Step5: Placeacontainerunderneaththevalve,tocollect
anyliquiddrippingout.
Step6: Initiatethepurgingprocedurebypressing[F1].
Keepthe[F1]keypresseduntiltheprocedureiscompleteandnomoreliquid
flowsoutthroughthenozzleunit.
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INFORMATION!(automaticclosing)
Afterca.2minthevalveclosesautomatically,inordertoprotecttheactuator.
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Alternatively,theprocedurecanbeperformedbytheRS‐232Cinterface.Usethecommands
VALVE:UPandVALVE:DOWNforthispurpose.
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Step7: Separatethecompressed‐airconnectionandremovethecartridge.
Step8: Makesurethecollectedliquidinthecontainerisdisposedofaccordingtolocalregu‐
lation.
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