Table of Contents
1.0INTRODUCTION
1.1PurposeofthisDocument
1.1.1RelationshiptoOtherDocuments
1.2SystemDescription
1.2.1ConfigurationA
1.2.2ConfigurationB
1.2.3ConfigurationC
1.2.4ConfigurationD
1.3FunctionalDescriptions
1.3.1ACAS
1.3.2ATCRBS/ModeSFunctions
1.3.3WeatherRadarFunctions
1.3.4TAWSFunctions
1.3.5ADS-BGrowthFunctions
1.4UnitDescription
1.4.1ISSProcessorUnit
1.4.2WeatherRadarAntennaUnit(WRAU)
1.4.3ISSControlPanelDescription
1.4.4ACAS/ATCAntenna
1.5Interchangeability
1.5.1GeneralRequirementsforInterchangeability
1.5.2InterchangeabilityDesiredfortheISS
1.5.3GenerationInterchangeabilityConsideration
1.6RegulatoryApproval
1.7Reliability
1.8ReferenceDocuments
2.0INTERCHANGEABILITYSTANDARDS
2.1Introduction
2.2FormFactors,Connectors,andIndexPinCoding
2.2.1ISSProcessorUnit
2.2.2ISSControlPanel
2.2.3ACAS/ATCDirectionalAntenna
2.2.4WeatherRadarAntennaUnit
2.3Weights
2.4StandardInterwiring
2.5PowerCircuitry
2.5.1PrimaryPowerInput
2.5.2ISSProcessorUnitPowerInput
2.5.3PowerControlCircuitry
2.5.4TheCommonGround
2.5.5TheACCommonCold
2.5.6InternalCircuitProtection
2.6StandardInterfaces
2.6.1EquipmentSpacing
2.7Environmental/EMIRequirements
2.8Cooling
2.9GroundingandBonding
2.10StandardizedSignaling
2.10.1DigitalInterfaces
2.10.2DiscreteInterfaces
2.10.3AnalogInterfaces
2.10.4AirplanePersonalityModule(APM)
2.11Radome
2.12WRAUMountingAdjustments
3.0SYSTEMCHARACTERISTICS
3.1Purpose
3.1.1ISSGrowth
3.2TrafficSurveillanceFunctions
3.2.1TCAS/ACASFunctions
3.2.2TrafficSurveillanceGrowthFunctions
3.2.3TransponderFunction
3.3WeatherSurveillanceFunction
3.3.1WeatherRadarFunction
3.3.2WeatherSurveillanceGrowthFunction
3.4TAWS
3.4.1TAWSFunctions
3.4.2TerrainSurveillanceGrowthFunctions
3.5ISSDisplay
3.5.1TrafficDisplay
3.5.2WeatherandTerrainDisplay
3.6Alert
3.6.1AlertPrioritization
3.6.2AlertCancel
3.6.3AuralAlertOutputs
3.6.4VisualAlertOutputs
3.6.5FailureAnnunciations
3.7AircraftInterfaces
3.7.1DigitalInterfaces
3.7.2DiscreteData
3.7.3ProgrammableData
3.8GeneralMaintenance
3.8.1DataLoading
3.8.2On-BoardMaintenanceInterface
4.0ACAS/ATCANTENNA
4.1Introduction
4.2RFCharacteristics
4.3AntennaInstallation
4.3.1CableLosses
4.3.2DifferentialCableLoss
4.3.3DifferentialPhaseDelay
4.3.4Connectors
4.3.5ACAS/ATCSystemsPhysicalIsolation
4.3.6ContinuityCheck
4.4EnvironmentalConsiderations
5.0WEATHERRADARANTENNAUNIT
5.1DesignCriteria
5.1.1ActiveRFCircuitry
5.1.2Single/DualConsiderations
5.2AntennaControl
5.2.1ScanAngleandRate
5.2.2Elevation
5.2.3Stabilization
5.3BeamWidthandShape
5.4Installation
5.4.1Mounting
5.4.2CableLosses
4.4.3Connectors
5.5Interface
5.6WRAUPower
5.7EnvironmentalConsiderations
6.0CONTROLPANEL
6.1Introduction
6.2FormFactorsandConnectors
6.3ControlFunctions
6.4Interface
6.5BrightnessControl
6.5.1PanelLightBrightnessControl
6.5.2AnnunciationBrightnessControl
6.6ControlPanelPower
6.7Human-CenteredDesign
7.0BUILT-INTESTANDMAINTENANCECONSIDERATIONS
7.1General
7.1.1FaultClassification
7.1.2BITECapability
7.1.3ReturntoServiceTesting
7.2TCASFunctionalTest
7.3TransponderFunctionTest
7.4RadarFunctionTest
7.5TAWSFunctionalTest
7.6ProvisionsforAutomaticTestEquipment
ATTACHMENTS
1ISSConfigurations(A,B,C,D)
2AExampleControlPanelLayout-TypeI
2BExampleControlPanelLayout-TypeII
2CExampleControlPanelLayout-TypeIII
2DControlPanelDimensions
3ABearingAntennaMountingLayout
3BTCASAntennaEnvelope
3CAircraftInstallations
4WeatherRadarAntennaMountingSpecifications
5AInterwiringOverview
5BISSConnectorPositioning
5CISSPinAllocation
5DISSControlPanel-TypeIPinAssignment
5EISSControlPanel-TypeIIPinAssignment
5FISSControlPanel-TypeIII
6BasicAlertPrioritization
7SummaryofEnvironmentalTestGuidelines
8AcronymList
ARINCStandard-ErrataReport
ARINCIAProjectionInitiation/Modification(APIM)
GuidelinesforSubmittal Abstract
Describes an Integrated Surveillance System (ISS) that performs multiple surveillance functions including Airborne Collision Avoidance System (ACAS/TCAS), Air Traffic Control Transponder (ATCRBS/Mode S), Weather Radar (WXR)/Predictive Windshear (PWS), and the Terrain Awareness and Warning System (TAWS).
