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  <xsd:element abstract="true" id="itri_BasisOfConsolidationTable" name="BasisOfConsolidationTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_BasisofConsolidationAbstract" name="BasisofConsolidationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_BeforeTaxAmountAbstract" name="BeforeTaxAmountAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_BonusAndProfitSharingPlansAndAwardsExpense" name="BonusAndProfitSharingPlansAndAwardsExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="itri_BuildingsFurnitureAndImprovements" name="BuildingsFurnitureAndImprovements" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="itri_CashPaymentToTerminateInterestRateSwap" name="CashPaymentToTerminateInterestRateSwap" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ChangeInBenefitObligationAndPlanAssetsAbstract" name="ChangeInBenefitObligationAndPlanAssetsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ChangeInTotalExpectedRestructuringCosts" name="ChangeInTotalExpectedRestructuringCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ComponentOfOtherLaborRelatedExpensesAxis" name="ComponentOfOtherLaborRelatedExpensesAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ComputersAndSoftwareGross" name="ComputersAndSoftwareGross" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_ConsignedInventoryAxis" name="ConsignedInventoryAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ConsignedInventoryLineItems" name="ConsignedInventoryLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ConsignedInventoryMember" name="ConsignedInventoryMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ConsignedInventoryTable" name="ConsignedInventoryTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ConsolidatedBalanceSheetParentheticalAbstract" name="ConsolidatedBalanceSheetParentheticalAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ConvertibleSeniorSubordinatedNotesAbstract" name="ConvertibleSeniorSubordinatedNotesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_CreditFacilityAdditionalInformationAbstract" name="CreditFacilityAdditionalInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_CreditFacilityMember" name="CreditFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_CurrentRetainageContractReceivablesMember" name="CurrentRetainageContractReceivablesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_CustomerAMember" name="CustomerAMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_CustomerBMember" name="CustomerBMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_CustomerCMember" name="CustomerCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_CustomerRelationshipAssociatedwithErrorAdjustmentBalancePriortoCorrectionofErrorMember" name="CustomerRelationshipAssociatedwithErrorAdjustmentBalancePriortoCorrectionofErrorMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_DeferredRevenueCurrencyTranslationIncreaseDecrease" name="DeferredRevenueCurrencyTranslationIncreaseDecrease" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DeferredTaxAssetsAndLiabilitiesTable" name="DeferredTaxAssetsAndLiabilitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_DeferredTaxAssetsDepreciationAndAmortization" name="DeferredTaxAssetsDepreciationAndAmortization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="itri_DeferredTaxLiabilitiesDepreciationAndAmortization" name="DeferredTaxLiabilitiesDepreciationAndAmortization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_DeferredTaxLiabilityNotRecognized1Axis" name="DeferredTaxLiabilityNotRecognized1Axis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DeferredTaxLiabilityNotRecognized1Domain" name="DeferredTaxLiabilityNotRecognized1Domain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DefinedBenefitObligationsMember" name="DefinedBenefitObligationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_DefinedBenefitPlanChangeInDiscountRate" name="DefinedBenefitPlanChangeInDiscountRate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_DefinedBenefitPlanOtherChangesPlanAssets" name="DefinedBenefitPlanOtherChangesPlanAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="itri_DefinedBenefitPlanSettlementAndOtherBenefitCosts" name="DefinedBenefitPlanSettlementAndOtherBenefitCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DefinedContributionBonusAndProfitSharingAbstract" name="DefinedContributionBonusAndProfitSharingAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DefinedContributionByNatureAxis" name="DefinedContributionByNatureAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DefinedContributionByNatureDomain" name="DefinedContributionByNatureDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_DepreciationAndAmortizationExpenseAssociatedWithSegmentsTableTextBlock" name="DepreciationAndAmortizationExpenseAssociatedWithSegmentsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DepreciationExpenseAxis" name="DepreciationExpenseAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DepreciationExpenseDomain" name="DepreciationExpenseDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DepreciationExpenseLineItems" name="DepreciationExpenseLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DepreciationExpenseTable" name="DepreciationExpenseTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_DepreciationExpenseTableTextBlock" name="DepreciationExpenseTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DerivativeActivityVolumeTypeAxis" name="DerivativeActivityVolumeTypeAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_DerivativeActivityVolumeTypeDomain" name="DerivativeActivityVolumeTypeDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_DerivativeAssetFairValueGrossLiabilitiesNotOffset" name="DerivativeAssetFairValueGrossLiabilitiesNotOffset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_DerivativeFinancialInstrumentsAbstract" name="DerivativeFinancialInstrumentsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_DerivativeLiabilityFairValueGrossAssetsNotOffset" name="DerivativeLiabilityFairValueGrossAssetsNotOffset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_DocumentInformationAbstract" name="DocumentInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_EarningsPerShareAndCapitalStructureAbstract" name="EarningsPerShareAndCapitalStructureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_EffectOfChangeInExchangeRatesUnrecognizedTaxBenefit" name="EffectOfChangeInExchangeRatesUnrecognizedTaxBenefit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="itri_Effectsofchangeinexchangerates" name="Effectsofchangeinexchangerates" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ElectricityOperatingSegmentMember" name="ElectricityOperatingSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_EmployeeBenefitTypeAxis" name="EmployeeBenefitTypeAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_EmployeeStockPurchasePlanCompensationExpense" name="EmployeeStockPurchasePlanCompensationExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_EmployerMatchPercentageMember" name="EmployerMatchPercentageMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_EstimatedFutureAnnualAmortizationExpenseTable" name="EstimatedFutureAnnualAmortizationExpenseTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_EstimatedNonconvertibleDebtBorrowingRate" name="EstimatedNonconvertibleDebtBorrowingRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_EuroDenominatedBenefitPlansDomain" name="EuroDenominatedBenefitPlansDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_EuroTermLoanInterestRateSwapMember" name="EuroTermLoanInterestRateSwapMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ExcessTaxBenefitsFromEmployeeStockPlanExercises" name="ExcessTaxBenefitsFromEmployeeStockPlanExercises" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_ExpectedLossRecognizedResultingfromInclusionofCertainIntegrationCostsnotOriginallyReflectedinAcquisitionValuationModelMember" name="ExpectedLossRecognizedResultingfromInclusionofCertainIntegrationCostsnotOriginallyReflectedinAcquisitionValuationModelMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ExpectedToVestMember" name="ExpectedToVestMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ExtendedWarrantyMember" name="ExtendedWarrantyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_FairValueOfPlanAssetsMember" name="FairValueOfPlanAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_FairValuesOfAssetsHeldByPostretirementBenefitsPlansByAssetCategoryTableTextBlock" name="FairValuesOfAssetsHeldByPostretirementBenefitsPlansByAssetCategoryTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_FirstQuarterMember" name="FirstQuarterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_FourthQuarterMember" name="FourthQuarterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_GasOperatingSegmentMember" name="GasOperatingSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_GoodwillAbstract" name="GoodwillAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_GoodwillExcludingNonGoodwillIntangiblesAbstract" name="GoodwillExcludingNonGoodwillIntangiblesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_HealthBenefitPlanCostsAndIncurredButNotReportedAccrualBalanceTableTextBlock" name="HealthBenefitPlanCostsAndIncurredButNotReportedAccrualBalanceTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_HealthPlanBenefitCostsDomain" name="HealthPlanBenefitCostsDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_IncomeLossBeforeIncomeTaxesAbstract" name="IncomeLossBeforeIncomeTaxesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_IncomeTaxProvisionTable" name="IncomeTaxProvisionTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_IncomeTaxRateReconciliationTable" name="IncomeTaxRateReconciliationTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_IncomeTaxReconciliationLocalForeignTaxes" name="IncomeTaxReconciliationLocalForeignTaxes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_IncomeTaxesAbstract" name="IncomeTaxesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_IntangibleAssetNoLongerInUseWrittenOff" name="IntangibleAssetNoLongerInUseWrittenOff" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_IntangibleAssetsNarrativeDisclosureAbstract" name="IntangibleAssetsNarrativeDisclosureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_InterestRateTypeAxis" name="InterestRateTypeAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_InterestRateTypeDomain" name="InterestRateTypeDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_LongTermPerformanceRestrictedStockAwardMember" name="LongTermPerformanceRestrictedStockAwardMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_LongTermRetainageContractReceivablesAbstract" name="LongTermRetainageContractReceivablesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_LongTermRetainageContractReceivablesMember" name="LongTermRetainageContractReceivablesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_LongTermRetainageReceivablesLineItems" name="LongTermRetainageReceivablesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_LongerDurationEuroDenominatedDefinedBenefitPlansMember" name="LongerDurationEuroDenominatedDefinedBenefitPlansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_MachineryAndEquipmentComputersAndPurchasedSoftwareAndFurnitureMember" name="MachineryAndEquipmentComputersAndPurchasedSoftwareAndFurnitureMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ModerateDurationEuroDenominatedDefinedBenefitPlansMember" name="ModerateDurationEuroDenominatedDefinedBenefitPlansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_NetUnrealizedGainLossOnNonderivativeNetInvestmentHedgingInstrumentBeforeTax" name="NetUnrealizedGainLossOnNonderivativeNetInvestmentHedgingInstrumentBeforeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="itri_NetUnrealizedGainLossOnNonderivativeNetInvestmentHedgingInstrumentNet" name="NetUnrealizedGainLossOnNonderivativeNetInvestmentHedgingInstrumentNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="itri_NetUnrealizedGainLossOnNonderivativeNetInvestmentHedgingInstrumentTax" name="NetUnrealizedGainLossOnNonderivativeNetInvestmentHedgingInstrumentTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_NumberOfCounterpartiesMember" name="NumberOfCounterpartiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_NumberOfInterestRateDerivativesExpired" name="NumberOfInterestRateDerivativesExpired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="itri_OtherAmountsRecognizedInOtherComprehensiveIncomeBeforeTax" name="OtherAmountsRecognizedInOtherComprehensiveIncomeBeforeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_OtherComprehensiveIncomeLossAbstract" name="OtherComprehensiveIncomeLossAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_OtherComprehensiveIncomeLossPlanAssetGainLossBeforeTax" name="OtherComprehensiveIncomeLossPlanAssetGainLossBeforeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_OtherCountriesMember" name="OtherCountriesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_OtherIncomeExpenseMember" name="OtherIncomeExpenseMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_OtherLongTermObligationsMember" name="OtherLongTermObligationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_OutsideUnitedStatesMember" name="OutsideUnitedStatesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_OwnershipInterestPercentageAbstract" name="OwnershipInterestPercentageAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_OwnershipInterestToBeHeldForConsolidation" name="OwnershipInterestToBeHeldForConsolidation" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_OwnershipInterestToBeHeldForConsolidationLineItems" name="OwnershipInterestToBeHeldForConsolidationLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_OwnershipInterestToUseCostMethod" name="OwnershipInterestToUseCostMethod" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_OwnershipInterestToUseEquityMethod" name="OwnershipInterestToUseEquityMethod" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_PercentageOfBenefitPlansDenominatedInEuroDomain" name="PercentageOfBenefitPlansDenominatedInEuroDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_PercentageOfEmployerMatchIntoEmployeeSavingsPlan" name="PercentageOfEmployerMatchIntoEmployeeSavingsPlan" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_PrepaidDebtFeesAndAccruedInterestExpenseTableTextBlock" name="PrepaidDebtFeesAndAccruedInterestExpenseTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_PrepaidDebtFeesPolicyTextBlock" name="PrepaidDebtFeesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ProductWarrantyExpenseChange" name="ProductWarrantyExpenseChange" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_PropertyPlantAndEquipmentPolicyAdditionalInformationAbstract" name="PropertyPlantAndEquipmentPolicyAdditionalInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_QuarterlyResultsAxis" name="QuarterlyResultsAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_QuarterlyResultsDomain" name="QuarterlyResultsDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_QuarterlyResultsLineItems" name="QuarterlyResultsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_QuarterlyResultsUnauditedAbstract" name="QuarterlyResultsUnauditedAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_QuarterlyResultsUnauditedTable" name="QuarterlyResultsUnauditedTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_RecoveryAssociatedWithSettlementOfProductClaims" name="RecoveryAssociatedWithSettlementOfProductClaims" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_RedeemedMember" name="RedeemedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_RepurchaseOfConvertibleSeniorSubordinatedDebt" name="RepurchaseOfConvertibleSeniorSubordinatedDebt" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_RepurchasedMember" name="RepurchasedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_RestructuringPercentofPositionsExpectedtobeEliminated" name="RestructuringPercentofPositionsExpectedtobeEliminated" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_RestructuringProjectLineItems" name="RestructuringProjectLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_RestructuringProjectTable" name="RestructuringProjectTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ScheduleOfBasicAndDilutedEarningsPerShareTable" name="ScheduleOfBasicAndDilutedEarningsPerShareTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ScheduleOfBonusAndProfitSharingPlansAndAwardExpenseTableTextBlockTableTextBlock" name="ScheduleOfBonusAndProfitSharingPlansAndAwardExpenseTableTextBlockTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ScheduleOfChangesInBenefitObligationAndFairValueOfPlanAssetsTableTextBlock" name="ScheduleOfChangesInBenefitObligationAndFairValueOfPlanAssetsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ScheduleOfChangesToUnearnedRevenueForExtendedWarrantyTableTextBlock" name="ScheduleOfChangesToUnearnedRevenueForExtendedWarrantyTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ScheduleOfIntangibleAssetsAbstract" name="ScheduleOfIntangibleAssetsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ScheduleOfInterestExpenseOnLiabilityComponentsAbstract" name="ScheduleOfInterestExpenseOnLiabilityComponentsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ScheduleOfLongTermDebtRepaymentsTableTextBlock" name="ScheduleOfLongTermDebtRepaymentsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ScheduleOfShareBasedPaymentAwardRestrictedStockUnitsValuationAssumptionsTableTextBlock" name="ScheduleOfShareBasedPaymentAwardRestrictedStockUnitsValuationAssumptionsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ScheduledQuarterlyRepaymentsSeptember2013ThroughJune2014Domain" name="ScheduledQuarterlyRepaymentsSeptember2013ThroughJune2014Domain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ScheduledQuarterlyRepaymentsSeptember2014ThroughJune2016Domain" name="ScheduledQuarterlyRepaymentsSeptember2014ThroughJune2016Domain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ScheduleofinterestexpenseonliabilitycomponentsTableTextBlock" name="ScheduleofinterestexpenseonliabilitycomponentsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_SecondQuarterMember" name="SecondQuarterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriodAggregateIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsReleasedInPeriodAggregateIntrinsicValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardMarketConditionMultiplierLowerRangeLimit" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardMarketConditionMultiplierLowerRangeLimit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardMarketConditionMultiplierUpperRangeLimit" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardMarketConditionMultiplierUpperRangeLimit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestAggregateIntrinsicValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestAggregateIntrinsicValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestNumber" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestNumber" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestOutstandingWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestOutstandingWeightedAverageExercisePrice" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="instant" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestWeightedAverageRemainingContractualTerm" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestWeightedAverageRemainingContractualTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceConditionVestingRangeLowerRangeLimit" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceConditionVestingRangeLowerRangeLimit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceConditionVestingRangeUpperRangeLimit" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceConditionVestingRangeUpperRangeLimit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleTotalPercentageOfSharesVestedLowerRangeLimit" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleTotalPercentageOfSharesVestedLowerRangeLimit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleTotalPercentageOfSharesVestedUpperRangeLimit" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleTotalPercentageOfSharesVestedUpperRangeLimit" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ShareRepurchasePlanAbstract" name="ShareRepurchasePlanAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_ShareRepurchasePolicyPolicyTextBlock" name="ShareRepurchasePolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ShorterDurationEuroDenominatedDefinedBenefitPlansMember" name="ShorterDurationEuroDenominatedDefinedBenefitPlansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleEstimatedChangeNextTwelveMonths" name="SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleEstimatedChangeNextTwelveMonths" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_SpecificBatchOfCAndIMetersThatWereManufacturedWithMisalignedAutomatedSolderFeederMember" name="SpecificBatchOfCAndIMetersThatWereManufacturedWithMisalignedAutomatedSolderFeederMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_StockBasedCompensationAbstract" name="StockBasedCompensationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_StockIncentivePlanMember" name="StockIncentivePlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_StockRepurchasePlanAbstract" name="StockRepurchasePlanAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_StockRepurchasePlanTable" name="StockRepurchasePlanTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_StockRepurchasedAndRetiredDuringPeriodAveragePricePerShare" name="StockRepurchasedAndRetiredDuringPeriodAveragePricePerShare" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_SummaryOfAllowanceForDoubtfulAccountsActivityAbstract" name="SummaryOfAllowanceForDoubtfulAccountsActivityAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_SummaryOfIntangibleAssetAccountActivityTable" name="SummaryOfIntangibleAssetAccountActivityTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_SummaryOfWarrantyAccrualAccountActivityTable" name="SummaryOfWarrantyAccrualAccountActivityTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_SummaryofintangibleassetaccountactivityTableTextBlock" name="SummaryofintangibleassetaccountactivityTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_TaxEffectOfExcessBenefitsFromEmployeeStockPlanExercisesWhichWillIncreaseOurCommonStockWhenItReducesOurCashTaxesPayableAndWhichIsNotRecognizedInOurDeferredTaxAssets" name="TaxEffectOfExcessBenefitsFromEmployeeStockPlanExercisesWhichWillIncreaseOurCommonStockWhenItReducesOurCashTaxesPayableAndWhichIsNotRecognizedInOurDeferredTaxAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="itri_TaxProvisionBenefitAbstract" name="TaxProvisionBenefitAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ThirdQuarterMember" name="ThirdQuarterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_ThresholdforReportingCustomerConcentrationMember" name="ThresholdforReportingCustomerConcentrationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_TotalIntangibleAssetsAbstract" name="TotalIntangibleAssetsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_TypeOfEmployeeBenefitAndCompensationDomain" name="TypeOfEmployeeBenefitAndCompensationDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_UnamortizedPrepaidDebtFeesAbstract" name="UnamortizedPrepaidDebtFeesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_UndistributedEarningsofForeignSubsidiariesandForeignCorporateJointVenturesMember" name="UndistributedEarningsofForeignSubsidiariesandForeignCorporateJointVenturesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_UnitedStatesAndCanadaMember" name="UnitedStatesAndCanadaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_UnrestrictedStockAwardMember" name="UnrestrictedStockAwardMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_UnrestrictedStockAwardsCompensationExpense" name="UnrestrictedStockAwardsCompensationExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_UnsecuredMulticurrencyRevolvingLinesOfCreditMember" name="UnsecuredMulticurrencyRevolvingLinesOfCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_UsdDenominatedTermLoanMember" name="UsdDenominatedTermLoanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_UsdTermLoanInterestRateSwapJune2011BMember" name="UsdTermLoanInterestRateSwapJune2011BMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_UsdTermLoanInterestRateSwapJune2011Member" name="UsdTermLoanInterestRateSwapJune2011Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_VendorSuppliedComponentWarrantyExpenseTypeMember" name="VendorSuppliedComponentWarrantyExpenseTypeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_VestedAndReleasedMember" name="VestedAndReleasedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_VestedButNotReleasedMember" name="VestedButNotReleasedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_WarrantiesactivityLineItems" name="WarrantiesactivityLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_Warranty" name="Warranty" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="itri_WarrantyCharge" name="WarrantyCharge" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_WarrantyChargeRelatedToCertainProductsInBrazilMember" name="WarrantyChargeRelatedToCertainProductsInBrazilMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_WarrantyExpense" name="WarrantyExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="itri_WarrantyExpenseTableTextBlock" name="WarrantyExpenseTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="itri_WarrantyPolicyTextBlock" name="WarrantyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="itri_WaterOperatingSegmentMember" name="WaterOperatingSegmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
