IDEAL 61-796 User manual

#61-796
Earth Ground Resistance Tester
Instruction Manual
796 FEATURES
Measures ground rod resistance using 3-poles•
Measures earth voltage•
Does not trip ground fault breakers in the•
circuit under test
Includes test leads and electrodes•
0• Ω adjustment
Data hold•
Low battery indicator•
Read First: Safety Information
Understand and follow operating instructions carefully. If this tester is not used in a manner
specified by IDEAL, protection provided by the product may be impaired.
WARNING
To avoid possible electric shock, personal injury or death, follow these instructions:
• Donotuseiftesterappearsdamaged.Visuallyinspectthetestertoensurecaseisnot
cracked and back case is securely in place.
• Inspectandreplaceleadsifinsulationisdamaged,metalisexposed,orprobesare
cracked. Pay particular attention to the insulation surrounding the connectors.
• Ashockhazardexistsduringnormaltestingasavoltageispresentacrossthemeasuring
terminals.
• Donotusetesterifitoperatesabnormallyasprotectionmaybeimpaired.
• Donotuseduringelectricalstormsorinwetweather.
• Donotusearoundexplosivegas,dust,orvapor.
• Donotusetesteronenergizedcircuits.
• Donotusewithoutthebatteryandthebackcaseproperlyinstalled.
• Replacebatteryassoonasthelowbatteryindicator“”appearstoavoidfalse
readings.
• Removethetestleadsfromunitpriortoremovingbatterycap.
• Usetheproperterminals,functionandrangeforyourmeasurements.
• Donotattempttorepairthisunitasithasnouser-serviceableparts.
• Complywithlocalandnationalsafetyrequirements,includingtheuseofappropriate
personalprotectiveequipment.
CAUTION
Toprotectyourself,think“SafetyFirst”:
• Voltagesexceeding30VACor60VDCposeashockhazardsousecaution.
• Useappropriatepersonalprotectiveequipmentsuchassafetyglasses,faceshields,
insulating gloves, insulating boots, and/or insulating mats.
• Nevergroundyourselfwhentakingelectricalmeasurements.
• Alwaysworkwithapartner.
• Whenusingtheprobes,keepngersasfarbehindtheprobetipsaspossible.
Operating Instructions
• Beforeproceedingwith
measurement, if the
 ““symbolappearson
the display, replace with new
batteries.
• Shortthetipsoftheleads.
Adjust the 0Ω. ADJ control to
setthereadingtozero.
• Rotatethefunctionswitchtothe“EARTHVOLTAGE”positionandpresstotest.Earthvolt-
agewillbedisplayedontheLCD.Ifearthvoltageismorethan10V,aninaccuratereading
may be obtained.
• Precisionearthresistancemeasurementmethod:
 (1) Connectthegreen,yellowandredtestleadstoinstrumentterminalsE,PandCwith
  auxiliaryearthspikesP1,C1placedintothesoil“INASTRAIGHTLINE”.(Fig.1)
 (2) Rotatethefunctionswitchtoasuitablerangethenpressthepushbuttontotestand
take the reading.
• Simpliedearthresistancemeasurementmethod
 (1) Thismethodisrecommendedwhereanearthresistancehigherthan10Ω is
  measuredorwhereitisnotpossibletodriveauxiliaryearthspikes.Anapproximate
  valueofearthresistancecanbeobtainedbythetwowiresystemshowninFig.2.
 (2) Rotatethefunctionswitchto“EARTHVOLTAGE”positionandpresstotest.Make
  certainthatearthvoltageislessthan10V.
 (3) Firstrotatethefunctionswitchtothe“200Ω“positionandpresstotest.Readearth
  resistance.Ifthedisplayshows“1”(MSD),switchtothe“2KΩ“positionandread
earth resistance.
 (4) Thereadingobtained(Rx)isan
  approximateearthresistance
value. There is no need for
  externalshortingasPandC
terminals are shorted by
using the test leads
specified for the simplified
measurement.
Auxiliary
Earth
Spikes
Earth
Electrode
under test
5-10m 5-10m
E
Green
Ye llow
Red
PC
Figure 1
Earth
Electrode
under test
Where earth for mains power
supply is used.
E
Green Rx = Re-re
Secondary
Side
Primary
Side
Red
re Rx
PC
Supply
Transformer
Figure 2
2

* Follow the proper connection as shown in Fig. 1. The LED (red) indicator
will light. This indicates that a correct current flow is taking place.
Battery replacement:
Whenthesymbol““appearsonthedisplay,replacewithnewbatteriesasfollows:
• Disconnectthetestleadsfromtheinstrumentandturnoffthepower.
• Unscrewthecover,thenslidethecover,takeoutthebatteriesandreplacewithnew
batteries, type AA.
• Replacebackcoverandsecurewith2screws.
• Ifthemeterisnottobeusedforperiodsoflongerthan60days,removethebatteries
and store them separately.
Maintenance:
Cleanthecasewithadampclothandmilddetergent:donotuseabrasivesorsolvents.
Service and Replacement Parts:
This unit has no user-serviceable parts.
Forreplacementpartsortoinquireaboutserviceinformation,contactIDEALINDUSTRIES,INC.
at1-877-201-9005orvisitourwebsitewww.testersandmeters.com.
SPECIFICATIONS
MeasurementSystem: OperatingFrequency-820Hz,2mAapprox.
Earthresistance: Range:20/200/2000Ω
Resolution: 0~19.99Ω(0.01Ω)
 0~199.9Ω(0.1Ω)
 0~1999Ω(1Ω)
Earthvoltage: 0~200VAC,40-500Hz
Accuracy: Earthresistance:±(2%reading±2digits)or±0.1Ω,
whichever is greater.
Earthvoltage: ±(1%reading±2digits)
Display: LCD3½digit(2000counts)
Lowbatteryindication: “”Symbolappearsonthedisplay.
Dataholdindication: “”Symbolappearsonthedisplay.
Overrangeindication: “1”(MSD).
Safetystandard: IEC/EN61010-1,InstallationCATIII-200V.
Powersource: (8)1.5V(AA)batteriesrequired.
Dimensions: 8.3”Hx8.3”Wx4.0”D(210mmLx210mmWx100mmD)
Weight: Approx.3Lbs(1361g)(batteriesincluded).
Accessoriesincluded: HardCase,Testleads(red-33m,yellow-33m,green-5m),2Auxiliary
earth spikes, simplified measurement probe, Instruction manual.
HOLD
Double Insulation
Instrument has been evaluated and complies with insulation category III (overvoltage category
III).Pollutiondegree2inaccordancewithIEC-644.Indooruse.
Dispose of waste electrical and electronic equipment
Inordertopreserve,protectandimprovethequalityofenvironment,protecthumanhealthand
utilizenaturalresourcesprudentlyandrationally,theusershouldreturnunserviceableproduct
to relevant facilities in accordance with statutory regulations. The crossed-out wheeled bin
indicates the product needs to be disposed separately and not as municipal waste.
Disposal of used batteries/accumulators!
The user is legally obliged to return used batteries and accumulators. Disposing used
 batteriesinthehouseholdwasteisprohibited!Batteries/accumulatorscontaininghazardous
substances are marked with the crossed-out wheeled bin. The symbol indicates that the
products forbidden to be disposed via the domestic refuse. The chemical symbols for the
 respectivehazardoussubstancesareCd=Cadmium,Hg=Mercury,Pb=Lead.Youcanreturn
used batteries/accumulators free of charge to any collecting point of your local authority, our
 stores,orwherebatteries/accumulatorsaresold.Consequentlyyoucomplywithyourlegal
obligations and contribute to environmental protection.
Warranty Statement:
This tester is warranted to the original purchaser against defects in material and workmanship
fortwoyearsfromthedateofpurchase.Duringthiswarrantyperiod,IDEALINDUSTRIES,
INC.will,atitsoption,replaceorrepairthedefectiveunit,subjecttovericationofthedefect
or malfunction. This warranty does not cover fuses, batteries or damage from abuse, neglect,
accident,unauthorizedrepair,alteration,orunreasonableuseoftheinstrument.
Any implied warranties arising out of the sale of an IDEAL product, including but not limited
to implied warranties of merchantability and fitness for a particular purpose, are limited to the
above. The manufacturer shall not be liable for loss of use of the instrument or other inciden-
talorconsequentialdamages,expenses,oreconomicloss,orforanyclaimorclaimsforsuch
damage,expensesoreconomicloss.
Statelawsvary,sotheabovelimitationsorexclusionsmaynotapplytoyou.Thiswarranty
gives you specific legal rights, and you may also have other rights which vary from state to
state.
99 Washington Street
Melrose, MA 02176
Phone [phone]
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com
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