In-Line Moisture Measurement€¦ · moisture measurement more difficult or prevented it...

In-Line Moisture MeasurementMeasurement systems for bulk goods

MoistureScan seriesMoistureScan

MoistureScan XTMoistureScan EXMoistureScan TPMoistureScan TI

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

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

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

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

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

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

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■info@doescher.com

BecausewearecontinuouslyimprovingtheMoistureScanseries,wereservetherighttomaketechnicalchanges.