CMA MoLab User guide

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

AB

ATA

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LOGGER

ML01

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UICK

TART

UIDE

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MoLab data‐logger ML01 is a mobile graphic data acquisition system. It is a handheld

WindowsCEdeviceequippedwithitsownprocessorandmemory.Itstouchscreenprovides

color display and easy control. CMA sensors of the ML type can be connected to the four

MoLabsensorinputs.Temperature,voltage

andlightsensorsareincluded.Aninternalsound

sensorisbuilt‐in.

Colortouchscreen

Powerswitch

On/OffLED

Start/Stopbutton

Navigationbutton

Confirmbutton

Internalmicrophone

BatteryLED

MemoryCardslot

Sensorsinputs

USBport

Audioin

Audioout

Stylus

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ItemsincludedwithMoLab:

MoLab,Protectiverubbercover,Sparestylus,Poweradapter,USBcable,

4Sensorcables,ML11sTemperaturesensor,ML14sLightsensor,ML17fVoltagesensor

andUser’sGuide.

Ω

OACH

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CE

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TheCoach6CEprogram,preinstalledonMoLab, offerstoolsfordatacollectionanddata

analysisandprovidespossibilitiestocreatestudentactivitiesfilledwithtextsandimages.

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ExitCoach6CE

MeasurementsettingsScreencalibration

Soundproperties

NewCoachResult Startmeasurement

Keyboard

Powerproperties

ManualStart Stopmeasurement

16:10Timeanddate

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ActivityScreen

todisplayelementsofActivity/Result

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DiagramScreen

todisplaydataindiagrams

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TextScreen

todisplaytextandstudentnotes

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SensorsScreen

tolivedisplaythemeasuredvalues

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TableScreen

todisplaydataintables

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ImageScreen

todisplayphotosandimages

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

OLLECTINGDATA

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When working with MoLab as a standalone device MoLab is controlled by its touch

screen,buttons,andtheCoach6CEprogramrunningonMoLab..

 TurnMoLabon.WaituntilCoach6CEstartsanditsMainScreenappears.

 EnsureMoLabhassufficientbatterypowerorconnectto

itspowersupply.

 ConnectthedesiredMLsensor(s)tothesensorinput(s)onMoLab.

 CreateanewCoachResult:  OropenanexistingCoachActivity/Result:

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- Tap the Menu iconand select

New,or

New(Soundonly)‐whenyouwant

tousetheinternalmicrophone, or

New (Photogate Timing) ‐ when

you want to use CMA Photogate

ML54 for time interval

measurements.

- AnewResultopens.

MoLab automatically detects the

connected sensor(s) and lists

detected sensors, their diagrams

andtablesintheActivityScreen.

- Select the desired Activity/Result from

thedrop‐downlistortaptheMenuicon

,selectOpen andbrowsetoselectthe 

desiredActivity/Result.

- TheActivity/Resultopens.

MoLab automatically detects the

connected sensor(s). If the detected

sensor is

different then the sensor

defined in the activity then the sensor

listed in the activity tree is red. Connect

the defined sensor or change it into the

detectedsensorbytappingtheExchange

button.

 TaptheSensorsScreenicontodisplaytheSensorsScreenandcheckthelive

readingsof

thesensors.

 Youarereadytostartameasurement.Themeasurementisexecutedaccordingto 

thegivenmeasurementsettings.Tap tocheckorchangethesesettings.

 TapthegreenStarticonorpresstheMoLab<Start/Stop>buttontostartdata

collection.

o Inmostcases,Coachdirectlystarts

themeasurement.

o Iftriggeringisenabledthenthemeasurementisstartedautomaticallywhenthe

triggerconditionsaremet.

o WhenthetypeofmeasurementissettoManualthentheManualStarticon

appearsinthebottombar.Tapthisicontocollectasinglemeasurement.Whena

keyboardinput

isspecifiedthenthevalueofoneormorequantit ieshavetobe

typedin.

 Themeasurementstopswhenthespecifiedmeasurementtime(time‐based)or

specifiednumberofsamples(manual)hasbeenreached.Ifyouwanttointerrupt

themeasurementsprocess,taporpresstheMoLab<Start/Stop>button

again.

 SaveyourResultfileviatheActivityScreenmenuoptionSaveorSaveAs….

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Warning:

Notice that when starting a new data collection run, by tapping the green Start  button or

pressing the MoLab <Start/Stop>button, existing dataisoverwrittenby the newdatawithout

anywarning.Toavoidlosinganydatasaveyourexperimentresultsfirst.



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ROCESSINGAND

NALYZINGDATA

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Thedatacollectedinmeasurementscanbeprocessedandanalyzedwiththehelpof

advancedtools.ThesetoolsareavailableundertheoptionProcess/Analyzeinthemenu

ofDiagramandTableScreens.

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 Select/RemoveData

 Smooth

 Derivative

 Integral

 Slope

 Area

 Functionfit

 SignalAnalysis

 Statistics

 Histogram

CENTRE

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FOR

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MICROCOMPUTER

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APPLICATIONS

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http://www.cma‐science.nl

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Generalprocedure:

 Inthetopleftdrop‐downlistselectthequantity.

 Taptocreatethegraph.

 Taptoconfirmortoclosethedialogwithoutchanges.



SING

ABCONNECTEDTO

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MoLabcanbeusedwithaWindowscomputerfortransferringfilesbetweenthe

computerandMoLaborusingMoLabasalabinterfaceconnectedtothecomputerand

controlledbytheCoach6programrunningonit.

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Step1:InstalltheMoLabdriver

 ForWindowsXP:priortoconnectingMoLabtoyourWindowsXPcomputerdownload

theMoLabXPdriverfromtheCMAwebsite(http://cma‐science.nl/english/support/

interfaces.html)andinstallitmanually.

 ForWindowsVistaand7:turnMoLabonandconnectittothecomputer

viatheUSB

cable.WhenthishappensthefirsttimeWindowsautomaticallyinstallstheMoLabdriver.

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Step2:InstallWindowsCEServicessoftware

 ForWindowsXP:do wnloadandinstallWindowsActiveSync.

 ForWindowsVistaand7:afterMoLabdriversoftwareinstallationissuccessfully

finished,WindowsautomaticallydownloadsandstartsinstallationofWindowsMobile

DeviceCenter.

TheseprogramswilltakecareofcommunicationbetweenMoLab

andyourPCcomputer.



Step3:UseyourMoLabwithcomputerto:

 transferfilesbetweenMoLabandthecomputerinWindowsExplorer,

 displaytheimageoftheMoLabscreenonthecomputerscreeninMoLa bView,

 collectdatawiththeCoach6or Coach6LiteprogramrunningonthePC.

CMA MoLab User guide

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