2
PhaseRotationMeterModel6608
CHAPTER 1
INTRODUCTION
Warning
• ThisinstrumentcomplieswithsafetystandardIEC61010-1,Ed
2ofFebruary2001.
• Foryourownsafety,andtopreventanydamagetoyourinstru-
ment,youmustfollowtheinstructionsgiveninthismanual.
• ThisinstrumentcanbeusedoncategoryIIIelectricalcircuitsnot
exceeding600Vwithrespecttoearth.Itmustbeusedindoors,in
anenvironmentnotexceedingpollutionlevel2,atanaltitudeof
notmorethan2000m.Theinstrumentcanthereforebeusedin
completesafetyon400Vand690Vthree-phasenetworksinan
industrialenvironment.
• Forsafetyreasons,youmustuseonlymeasurementleadshaving
avoltageratingandcategoryatleastequaltothoseoftheinstru-
mentandcompliantwithstandardIEC61010-031.
• Donotuseifthehousingisdamagedornotcorrectlyclosed.
• Donotplaceyourngersnearunusedterminals.
• Iftheinstrumentisusedotherthanasspeciedinthismanual,
theprotectionprovidedbytheinstrumentmaybeimpaired.
• Donotusethisinstrumentifitseemstobedamaged.
• Checktheintegrityoftheinsulationoftheleadsandofthehous-
ing.Replacedamagedleads.
• Beprudentwhenworkinginthepresenceofvoltagesexceeding
70Vdcor33Vrmsand46.7Vpp;suchvoltagescancauseariskof
electrocution.Theuseofindividualprotectionsisrecommended
in some cases.
• Alwayskeepyourhandsbehindthephysicalguardsoftheprobe
tipsoralligatorclips.
• Alwaysdisconnectallleadsfromthemeasurementandfromthe
instrumentbeforeopeningthehousing.
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