Extech 382357 handleiding

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Handleiding

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382357EUENV2.42/13
9
ServiceEntrance
Note:Multiplegroundrods,multiplegroundsi.e.groundrod(s)andwaterpipegrounds,ora
combinationmaybepresentdependingontheparticularsituation. Inthesesituationsitis
necessarytomakeyourmeasurementsbetweentheserviceentranceneutralandall
subsequentgroundpoints.
Troubleshooting
1. Snapthejawsopenandclosedtwoorthreetimesbeforeturningthemeteron
2. Donotclampontoanydeviceduringthepowerupinitializationsequence.
3. Snapthejawstwoorthreetimesafterclampingontothegroundelectrodeorrod.
4. Slightamountsofdriftmayoccurathighresistancemeasurements;thisisnormaland
shouldnotbecauseforconcern.
Blankdisplayoranyfailuremode
Replacethebatterybeforeproceeding.
StartupInitializationFailure
Thestartupcalibrationwillcontinueindefinitelyifthejawsareopenordirty.Checkthatthe
jaws’matingsurfacesareclean.Donotopenthejawswhiletheinitializationsequenceis
running.
NoiseontheGroundElectrodeorRod
Ifnoiseispresent(over3Aor30V)onthegroundelectrodeorrod,thewordNOISEwill
appearonthedisplayandreadingscannolongerbeconsideredaccurate.Beforethemetercan
beusedaccurately,thenoiseproblemmustbeaddressed.
Distribution
Panel
Ground
Rod
Water
Pipe

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Productinformatie

MerkExtech
Model382357
CategorieNiet gecategoriseerd
TaalNederlands
Grootte1526 MB