Extech CG204 User Manual

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CG204-en-GB_v2.3 5/15

Introduction

CongratulationsonyourpurchaseoftheExtechCG204CoatingThicknessTester.TheCG204isaportable

meterdesignedfornon‐invasivecoatingthicknessmeasurements.Themeterusestwomeasurement

methods:magneticinduction(forferrousmetalsubstrates)andeddycurrent(fornon‐ferrousmetal

substrates).Properuseandcareofthismeter

willprovidemanyyearsofreliableservice.



Description

MeterDescription

1. USBjackforPCinterface

2. Measurementprobe

3. BacklitLCDdisplay

4. SET/OK/YES/MENU/SELECTbutton

5. UP/LEFTARROWbutton

6. PowerON/OFFbutton

7. CANCEL/ESC/NO/BACKbutton(menumode)and

BacklightON/OFF(normalmode)

8. DOWNARROW/RIGHTbutton

9. ZEROcalibrationbutton



Note:Batterycompartmentonrearofmeter



DisplayIconDescription

NFeNon‐ferrousmetals

FeFerrousmetals

AUTO Automaticsubstraterecognition

ForN Calibrationicons

DIRDIRECTmode

GRO1…4 GROUPMode

µmMicrometersunitofmeasure

milsmils=millimeters*2.54/100

mmMillimetersunitofmeasure

AVGAveragereading

MINMinimumreading

MAXMaximumreading

SDEVStandardDeviation

reading

NONumberofdatapoints

Lowbattery

USBConnection



Note:TheunitofmeasureiconflasheswhenintheCONTINUOUSmodeofoperation.Theunitof

measureiconisstablewhenintheSINGLEmodeofoperation.



[AUT

[NO ALRRM]

cal no(1or2)

zero n o(yes)

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Extech ‎CG204 CG204 Coating Thickness Tester

User Manual - Page 2