Extech Instruments GX900 Manual

A SERVICE OF

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ExtechInstruments

8 GX900-EU-EN V1.6 4/14

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SAFETYINSTRUCTIONS–INPUTPROTECTIONLIMITS

Thismeterhasbeendesignedforsafeuse,butmustbeoperatedwithcaution.The

ruleslistedinthissafetysectionmustbecarefullyfollowedforsafeoperation.

1. NEVERapplyvoltageorcurrenttothemeterthatexceedsthespecifiedmaximum:

InputProtectionLimits

Function MaximumInput

VDCorVAC 1000VDC/ACrms

mAAC/DC 800mA1000Vfastactingfuse

AAC/DC 10A1000Vfastactingfuse

Frequency,Resistance,

Capacitance,DutyCycle,Diode

Test,Continuity

1000VDC/ACrms

Temperature 1000VDC/ACrms

2. USEEXTREMECAUTIONwhenworkingwithhighvoltages.

3. DONOTmeasurevoltageifthevoltageonthe"COM"inputjackexceeds1000V

aboveearthground.

4. NEVERconnectthemeterleadsacrossavoltagesourcewhilethefunctionswitchis

inthecurrent,resistance,ordiodemode.Doingso

candamagethemeter.

5. ALWAYSdischargefiltercapacitorsinpowersuppliesanddisconnectthepower

whenmakingresistanceordiodetests.

6. ALWAYSturnoffthepoweranddisconnectthetestleadsbeforeopeningthecovers

toreplacethefuseorbatteries.

7. NEVERoperatethemeterunlessthe

backcoverandthebatteryandfusecoversare

inplaceandfastenedsecurely.

8. Iftheequipmentisusedinamannernotspecifiedbythemanufacturer,the

protectionprovidedbytheequipmentmaybeimpaired.

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