in-line moisture measurement€¦ · moisture measurement more difficult or prevented it...
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In-Line Moisture MeasurementMeasurement systems for bulk goods
MoistureScan seriesMoistureScan
MoistureScan XTMoistureScan EXMoistureScan TPMoistureScan TI
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Properties at a glance
MoistureScan series Microwave-based 2PMR measurement technology
■ verypreciseandfastmeasurement■ monitoringofcoreandsurfacemoisture■ long-termstableprocess■ measurementindependentofthedensity,weight,
colour,structure,andsurfaceoftheproduct
Optimized process
■ automatedprocesscontrol■ currentinformationonprocesscontrol■ fastandtimelydetectionoffaults
Simple handling
■ measurementcanbetrackedonamonitor■ simplecalibration■ extensiveoptionsforevaluation■ onlinesupport
Effects on your production
ThedevicesoftheMoistureScanseries■ preventcostlyproductiondowntimes■ permitfasterachievementofproductquality■ minimizewaste■ reducecostsduetocomplaints■ optimizeuseofpersonnel■ reduceenergycosts
Special features of the device versions
MoistureScanXT■ designedforextremetemperatureconditions■ reliableperformancemonitoringofdryers,presses
androasters
MoistureScanEX■ designedforareassubjecttoexplosionhazards
(Exzone20)
MoistureScanTP■ sensorheadforstickyproducts,suchas glue-coveredchipsandfibres
MoistureScanTI■ sensorheadsuitableforveryabrasivesubstances
Thesensordesignpatentedbyusismadeentirelyofceramicsandmetal.Thesensorissolderedandnotgluedandisthereforeextraordinarilythermallystable.
steel
ceramics
ceramicring
steel
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Tailored to your needs
Monitoring directly in the product flow
TheMoistureScanseriesissuitableforawiderangeofdifferentbulkgoods.Thesensorheadwithapatentedsensorstructurecanbeflexiblyintegratedintotheproductflow.MoistureScanprovidesthenecessarydataforoptimizedprocesscontrol.
The2PMRtechnologyfromDöscher&Döscherthatisusedpermits■ measurementirrespectiveofthematerialdensity
andfillinglevel
MoistureScan■ continuouslymonitorsthewatercontentover theentireproductionprocess■ determinesthemoistureparameterquickly andreliably
Furthercharacteristics■ minimumcalibrationeffortwithoutprevious knowledge■ highmeasurementaccuracy■ reproducibility■ highlong-termstability■ patentedreferenceresonator
The reference resonator
Useofthepatentedreferenceresonator(foritsmethodofoperation,seediagramontheright)permitsverygoodlong-termstability.Constantmeasurementoftheemptiedsensorhead,whichisdifficultduringtheproductionprocess,isnolongernecessary.
Non-wearing, precise, for extreme conditions
Thesensorsurfacesareinsensitivetodirtandmaintenance-free.TheMoistureScanXTandMoistureScanEXversionsoftheseriesaredesignedforextremetemperatureconditionsorforareassubjecttoexplosionhazards.Furtherspecialaspectsoftheseries:ThecoatedsensorheadoftheMoistureScanTPavoidsadhesion;theMoistureScanTIisespeciallyresistanttoabrasivesubstances.
Sensor tailored to your needs
Whichtypeofsensorheadthatisintegrateddirectlyintotheproductflowdependsonyourproductandonyourspecificproductionconditions.Wewillfindtheperfectsolutioninapersonaldiscussiononyoursite.
referenceresonatormeasurementresonatorbaseplate
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MoistureScan XT for temperatures up to 140 °C
Untilnow,theextremeproducttemperatureof100°Cormoreattheoutletofthedryer,behindapressoraroastingovenwithheavilyfluctuatingtemperaturesduringstart-upandshut-downhasmadeproductmoisturemeasurementmoredifficultorpreventeditaltogether.Theconsequence:Longerstart-uptimesandincreasedenergycosts.
■ Thetask: Acustomerwouldliketomeasuretheproduct
moistureatthedryeroutlet.Thetemperaturestherefluctuatebetween100and140°C.Thecustomerwouldliketoimprovetheproductionprocesswithprecisemeasurementofthemoistureatthispointtoenhancethequalityoftheproductandsaveenergy.
■ Thesolution: Thankstoitscomponentsmadeofsteelandceramics,
thepatentedsensorstructurefromDöscher&Döscherpermitsprecise,reproducibleandlong-termstablemeasurementsevenataproducttemperatureupto140°C.Thissubstantiallyreducesenergycosts.
MoistureScan EXExplosion-protected for Ex zone 20
MoistureScanEXmeetsthehealthandsafetyrequirementsthatareprescribedbylawforequipmentintendedforuseinexplosion-protectedzones.
■ Thetask: Amanufactureroffruitgumsreliesonfastmoisture
measurementintheprocessforconditioningthecornstarchused.Cornstarchisexplosiveandallplantsectionscontainingtheproductareclassifiedaszone20.
■ Thesolution: MoistureScanEXisequippedwithasensorsurface
ontheproductsidethatissuitableforinstallationinhazardouszones.Themeasurementheadis
approvedforuseinzone20.Theothercomponentsofthemeasuringdevicearedesignedforzone22.
For extreme conditions
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MoistureScan TP Teflon prevents adhesion
Suitableforgluedchips,fibres,andstickyproducts.TheMoisture-ScanTPversionoftheseriesisonlyoneofthemanyexamplesofhowtheneedsofourcustomersdirectlytranslateintonewlydevelopedproducts.
■ Thetask: Acustomerrequiresprecisemeasurementsthat
havetobedeterminedinthemidstofacloudofwoodfibressprayedwithadhesive.
■ Thesolution: Tefloncoatingofthesensor.Themethodhaspro-
venideal.Adhesionisavoided.
MoistureScan TI Titanium provides lasting protection against wear
Afurtherspecialsolutionforapro-ductionprocessunderchallengingconditions.Afterasuccessfultestphase,thisextraordi-narilyresistantsensorheadisenhancingourstandardprogram.
■ Thetask: Thecustomerprocessesveryabrasivesubstances.
Thesensorheadmustwithstandthisextremestressoveralongperiod.
■ Thesolution: Thepartsofthesensorheadtouchingtheproduct
aremadeoftitaniumandceramic.Therequiredhighprotectionagainstwearisensured.
For special products
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Simple operation
SoftwareThedevicesoftheMoistureScanseriesarecontrolledwithextremelyuser-friendlysoftware.Alltheworkstepsyourequireareperfectlysimpletoperform:Fromsystemsetting,tocalibration,tovisualizationofthemeasurementresults.
System configuration
Settings■ language[German,English,othersoptional]■ communicationinterfaces■ interfacesforstandardsignals24VDC,4-20mA■ measurementparameters
Calibration■ recordingofreferencemeasurementpoints■ calculationandstorageofcalibrations
Measurements■ continuousacquisitionoftheproductmoisture■ measurementdataadministration/archiving intervals/moisturethresholdsforalarmfunctions
Visualizationanddataexport■ graphicaldisplayofwatercontent[%]and temperature[°C]■ settingofdisplayparameters■ dataexportfromthecurrentdailydataset
Calibration
Moisturecurve
Measurementvaluedisplay
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Components used
HardwareThesoftwareisinstalledonaworkstation,supplemen-tedbyfurthertools(e.g.thelatestremotemaintenancesoftware).ThelinktothesensorheadisestablishedusingaserialinterfaceRS422orthenetwork(TCP/IP).
TheworkstationoftheMoistureScanconsistsofanamplydimensionedharddisk,aCD/DVDdrive,USB2.0interfaces,anintegratednetworkconnectionLAN[RJ45],andfurthermodernequipment.Operatingsystem:WindowsXP.
Online support
Afterinstallation:Wecalibratethedevice,checkitsfunction,andinstructyouinthefewnecessarydetails.Ifyouneedhelpagain,youcanobtainsupportquickly,onlineifyouwish.FromHamburg,wecancheckthefunctionofthemeasuringdeviceoveradatalinkandperformcorrectionsindirectinteractionwithyou.Thehighestlevelofsecurityismaintainedduringthisprocedure.Youdecidewhetheryouwantthisfunctionandyouenableit.TheintegratedLANconnectioncanbeusedforremoteservicing.
RS422 connection set
DirectlinkoverRS422
COM server connection set
DirectlinkoverEthernetLAN
Terminal
RS 422
Connection box Sensor
Terminal
Ethernet LAN
Connection box Sensor
Terminal
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Technical data
MoistureScan XT EX TP TI
Measuring range dependsonthetypeofsensorandproductproperties
Repeatability dependsontheproductproperties
Number of measurements upto600measurementspersecond,averagevaluesettableinsoftware
Power supply 24VDC
Product temperature 0–70°C 0–140°C Temperaturerangeasagreed
0–70°C 0–70°C
Ambient temperature 0–40°C
Max. number of differentproducts in a plant
unlimited
Data storage harddisk
Max. number ofmeasurement data items
dependsontheharddisksize
Interfaces- serial- analogue
- digital
RS422interfaceforconnectingtheoperatingterminal2xinputs:4–20mA/0–10volts
2xoutputs:4–20mA/0–10voltsformoistureandtemperature2xinputsandoutputs
Dimensions and weights- of the sensor head 225mmx
225mmx190mm,
Weight7,2kg
180mmx170mmx300mm,
Weight7,3kg
200mmx180mmx230mm,
Weight6,5kg
180mmx170mmx300mm,
Weight7,3kg
200mmx180mmx230mm,
Weight6,5kg
- of the connection box 300mmx300mmx200mm,weight5,5kg
Products <3cm <140°C explosive sticky abrasive
Anyquestions?Wewillbegladtoanswerthem!
Döscher&DöscherGmbH■AmDiebsteich31■22761Hamburg
Tel.:+49-(0)408797677- 0■www.doescher.com■[email protected]
BecausewearecontinuouslyimprovingtheMoistureScanseries,wereservetherighttomaketechnicalchanges.