Understanding the v2 data export schema - Amazon Monitron
v2 schema formatv2 schema parameters

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Understanding the v2 data export schema

Each measurement data, its corresponding inference result, gateway connect/disconnect, and sensor connect/disconnect events are exported as one Kinesis data stream record in JSON format.

v2 schema format

{
    "timestamp": "string",
    "eventId": "string",
    "version": "2.0",
    "accountId": "string",
    "projectName": "string",
    "projectId": "string",
    "eventType": "measurement|gatewayConnected|gatewayDisconnected|sensorConnected|sensorDisconnected|assetStateTransition",
    // measurement
    "eventPayload": {
        "siteName": "string",
        "assetName": "string",
        "positionName": "string",
        "assetPositionURL": "string",
        "sensor": {
            "physicalId": "string",
            "rssi": number
        },
        "gateway": {
            "physicalId": "string"
        },
        "sequenceNo": number,
        "features": {
            "acceleration": {
                "band0To6000Hz": {
                    "xAxis": {
                        "rms": number
                    },
                    "yAxis": {
                        "rms": number
                    },
                    "zAxis": {
                        "rms": number
                    }
                },
                "band10To1000Hz": {
                    "totalVibration": {
                        "absMax": number,
                        "absMin": number,
                        "crestFactor": number,
                        "rms": number
                    },
                    "xAxis": {
                        "rms": number
                    },
                    "yAxis": {
                        "rms": number
                    },
                    "zAxis": {
                        "rms": number
                    }
                }
            },
            "velocity": {
                "band10To1000Hz": {
                    "totalVibration": {
                        "absMax": number,
                        "absMin": number,
                        "crestFactor": number,
                        "rms": number
                    },
                    "xAxis": {
                        "rms": number
                    },
                    "yAxis": {
                        "rms": number
                    },
                    "zAxis": {
                        "rms": number
                    }
                }
            },
            "temperature": number
        }
        "models": {
            "temperatureML": {
                "previousPersistentClassificationOutput": "string",
                "persistentClassificationOutput": "string",
                "pointwiseClassificationOutput": "string"
            },
            "vibrationISO": {
                "isoClass": "string",
                "mutedThreshold": "string",
                "previousPersistentClassificationOutput": "string",
                "persistentClassificationOutput": "string",
                "pointwiseClassificationOutput": "string"
            },
            "vibrationML": {
                "previousPersistentClassificationOutput": "string",
                "persistentClassificationOutput": "string",
                "pointwiseClassificationOutput": "string"
            }
        },
        "assetPositionId": "string"
    }
    
    // sensorConnected
    "eventPayload": {
        "siteName": "string",
        "assetName": "string",
        "positionName": "string",
        "assetPositionURL": "string",
        "sensor": {
            "physicalId": "string"
        },
        "assetPositionId": "string"
    }
    
    // sensorDisconnected
    "eventPayload": {
        "siteName": "string",
        "assetName": "string",
        "positionName": "string",
        "assetPositionURL": "string",
        "sensor": {
            "physicalId": "string"
        },
        "assetPositionId": "string"
    }
    
    // gatewayConnected
    "eventPayload": {
        "siteName": "string",
        "gatewayName": "string",
        "gatewayListURL": "string",
        "gateway": {
            "physicalId": "string"
        }
    }
    
    // gatewayDisconnected
    "eventPayload": {
        "siteName": "string",
        "gatewayName": "string",
        "gatewayListURL": "string",
        "gateway": {
            "physicalId": "string"
        }
    }
    
    // assetStateTransition
    "eventPayload": {
        "siteName": "string",
        "assetName": "string",
        "positionName": "string",
        "assetPositionURL": "string",
        "sensor": {
            "physicalId": "string"
        },
        "assetTransitionType": "measurement|userInput",
        "assetState": {
            "newState": "string",
            "previousState": "string"
        },
        "closureCode": {
            "failureMode": "string",
            "failureCause": "string",
            "actionTaken": "string",
            "resolvedModels": list<"string">
        },
        "assetPositionId": "string"
    }
}

v2 schema parameters

The Amazon Monitron Kinesis data export schema v2 includes the following schema parameters. Some parameters are updates from v1 and some are unique to v2. For example, siteName was a first-level parameter in v1. In v2, it is a second-level parameter that can be found under the eventPayload entity.

timestamp

  • The timestamp when the measurement is received by Amazon Monitron service in UTC

  • Type: String

  • Pattern: yyyy-mm-dd hh:mm:ss.SSS

eventId

  • The unique data export event ID assigned for each measurement. Can be used to deduplicate the Kinesis stream records received.

  • Type: String

version

  • Schema version

  • Type: String

  • Value: 1.0 or 2.0

accountId

  • The 12-digit AWS account ID for your Monitron project

  • Type: String

projectName

The project name displayed in the app and console.

Type: String

projectId

The unique ID of your Amazon Monitron project.

Type: String

eventType

  • The current event stream. Each event type will have a dedicated eventPayload format.

  • Type: String

  • Possible values: measurement, gatewayConnected, gatewayDisconnected, sensorConnected, sensorDisconnected, assetStateTransition.

eventType: measurement

eventPayload.features.acceleration.band0To6000Hz.xAxis.rms

  • The root mean square of the acceleration observed in the frequency band 0–6000 Hz in the x axis

  • Type: Number

  • Unit: m/s^2

eventPayload.features.acceleration.band0To6000Hz.yAxis.rms

  • The root mean square of the acceleration observed in the frequency band 0–6000 Hz in the y axis

  • Type: Number

  • Unit: m/s^2

eventPayload.features.acceleration.band0To6000Hz.zAxis.rms

  • The root mean square of the acceleration observed in the frequency band 0–6000 Hz in the z axis

  • Type: Number

  • Unit: m/s^2

eventPayload.features.acceleration.band10To1000Hz.resultantVector.absMax

  • The absolute maximum acceleration observed in the frequency band 10–1000 Hz

  • Type: Number

  • Unit: m/s^2

eventPayload.features.acceleration.band10To1000Hz.resultantVector.absMin

  • The absolute minimum acceleration observed in the frequency band 10–1000 Hz

  • Type: Number

  • Unit: m/s^2

eventPayload.features.acceleration.band10To1000Hz.resultantVector.crestFactor

  • The acceleration crest factor observed in the frequency band 10–1000 Hz

  • Type: Number

eventPayload.features.acceleration.band10To1000Hz.resultantVector.rms

  • The root mean square of the acceleration observed in the frequency band 10–1000 Hz

  • Type: Number

  • m/s^2

eventPayload.features.acceleration.band10To1000Hz.xAxis.rms

  • The root mean square of the acceleration observed in the frequency band 10–1000 Hz in the x axis

  • Type: Number

  • m/s^2

eventPayload.features.acceleration.band10To1000Hz.yAxis.rms

  • The root mean square of the acceleration observed in the frequency band 10–1000 Hz in the y axis

  • Type: Number

  • m/s^2

eventPayload.features.acceleration.band10To1000Hz.zAxis.rms

  • The root mean square of the acceleration observed in the frequency band 10–1000 Hz in the z axis

  • Type: Number

  • m/s^2

eventPayload.features.temperature

  • The temperature observed

  • Type: Number

  • °C/degC

eventPayload.features.velocity.band10To1000Hz.resultantVector.absMax

  • The absolute maximum velocity observed in the frequency band 10–1000 Hz

  • Type: Number

  • mm/s

eventPayload.features.velocity.band10To1000Hz.resultantVector.absMin

  • The absolute minimum velocity observed in the frequency band 10–1000 Hz

  • Type: Number

  • mm/s

eventPayload.features.velocity.band10To1000Hz.resultantVector.crestFactor

  • The velocity crest factor observed in the frequency band 10–1000 Hz

  • Type: Number

eventPayload.features.velocity.band10To1000Hz.resultantVector.rms

  • The root mean square of the velocity observed in the frequency band 10–1000 Hz

  • Type: Number

  • mm/s

eventPayload.features.velocity.band10To1000Hz.xAxis.rms

  • The root mean square of the velocity observed in the frequency band 10–1000 Hz in the x axis

  • Type: Number

  • mm/s

eventPayload.features.velocity.band10To1000Hz.yAxis.rms

  • The root mean square of the velocity observed in the frequency band 10–1000 Hz in the y axis

  • Type: Number

  • mm/s

eventPayload.features.velocity.band10To1000Hz.zAxis.rms

  • The root mean square of the velocity observed in the frequency band 10–1000 Hz in the z axis

  • Type: Number

  • mm/s

eventPayload.sequenceNo

  • The measurement sequence number

  • Type: Number

eventPayload.assetPositionId

  • The identifier of the sensor position for which the measurement is sent.

  • Type: String

eventType: sensorConnected

siteName

  • The site name displayed in the app

  • Type: String

assetName

  • The asset name displayed in the app

  • Type: String

positionName

  • The sensor position name displayed in the app

  • Type: String

assetPositionURL

  • The sensor URL displayed in the app

  • Type: String

physicalID

  • The physical ID of the sensor from which the measurement is sent

  • Type: String

eventPayload.assetPositionId

  • The identifier of the sensor position whose state changed.

  • Type: String

eventType: sensorDisconnected

siteName

  • The site name displayed in the app

  • Type: String

assetName

  • The asset name displayed in the app

  • Type: String

positionName

  • The sensor position name displayed in the app

  • Type: String

assetPositionURL

  • The sensor URL displayed in the app

  • Type: String

physicalID

  • The physical ID of the sensor from which the measurement is sent

  • Type: String

eventPayload.assetPositionId

  • The identifier of the sensor position whose state changed.

  • Type: String

eventType: gatewayConnected

eventPayload.siteName

  • The site name displayed in the app

  • Type: String

eventPayload.gatewayName

  • The name of the gateway as displayed in the app

  • Type: String

eventPayload.gatewayListURL

  • The gateway URL displayed in the app

  • Type: String

eventPayload.gateway.physicalID

  • The physical ID of the gateway just connected to transmit data to the Amazon Monitron service

  • Type: String

eventType: gatewayDisconnected

siteName

  • The site name displayed in the app

  • Type: String

gatewayName

  • The name of the gateway as displayed in the app

  • Type: String

gatewayListURL

  • The gateway URL displayed in the app

  • Type: String

physicalID

  • The physical ID of the gateway just connected to transmit data to the Amazon Monitron service

  • Type: String

eventType: assetStateTransition

eventPayload.siteName

  • The site name displayed in the app

  • Type: String

eventPayload.assetName

  • The asset name displayed in the app

  • Type: String

eventPayload.positionName

  • The sensor position name displayed in the app

  • Type: String

eventPayload.assetPositionURL

  • The sensor URL displayed in the app

  • Type: String

eventPayload.sensor.physicalID

  • The physical ID of the sensor from which the measurement is sent

  • Type: String

eventPayload.assetTransitionType

  • The reason behind the asset state transition

  • Type: String

  • Possible values: measurement or userInput

eventPayload.assetState.newState

  • The new state of the asset

  • Type: String

eventPayload.assetState.previousState

  • The previous state of the asset

  • Type: String

eventPayload.closureCode.failureMode

  • The failure mode selected by the user when acknowledging this failure

  • Type: String

  • Possible values: NO_ISSUE | BLOCKAGE | CAVITATION | CORROSION | DEPOSIT | IMBALANCE | LUBRICATION | MISALIGNMENT | OTHER | RESONANCE | ROTATING_LOOSENESS | STRUCTURAL_LOOSENESS | TRANSMITTED_FAULT | UNDETERMINED

eventPayload.closureCode.failureCause

  • The cause of the failure as selected by the user in the app dropdown when acknowledging a failure.

  • Type: String

  • Possible values: ADMINISTRATION | DESIGN | FABRICATION | MAINTENANCE | OPERATION | OTHER | QUALITY | UNDETERMINED | WEAR

eventPayload.closureCode.actionTaken

  • The action taken when closing this anomaly, as selected by the user in the app dropdown.

  • Type: String

  • Possible values: ADJUST | CLEAN | LUBRICATE | MODIFY | NO_ACTION | OTHER | OVERHAUL | REPLACE

eventPayload.closureCode.resolvedModels

  • The set of models which called out the issue.

  • Type: List of Strings

  • Possible values: vibrationISO | vibrationML | temperatureML

eventPayload.assetPositionId

  • The identifier of the asset position whose state changed.

  • Type: String

models.temperatureML.persistentClassificationOutput

  • The persistent classification output from the machine learning based temperature model

  • Type: Number

  • Valid Values: UNKNOWN | HEALTHY | WARNING | ALARM

models.temperatureML.pointwiseClassificationOutput

  • The point–wise classification output from the machine learning based temperature model

  • Type: String

  • Valid Values: UNKNOWN | INITIALIZING | HEALTHY | WARNING | ALARM

models.vibrationISO.isoClass

  • The ISO 20816 class (a standard for measurement and evaluation of machine vibration) used by the ISO based vibration model

  • Type: String

  • Valid Values: CLASS1 | CLASS2 | CLASS3 | CLASS4

models.vibrationISO.mutedThreshold

  • The threshold to mute the notification from the ISO based vibration model

  • Type: String

  • Valid Values: WARNING | ALARM

models.vibrationISO.persistentClassificationOutput

  • The persistent classification output from the ISO based vibration model

  • Type: String

  • Valid Values: UNKNOWN | HEALTHY | WARNING | ALARM

models.vibrationISO.pointwiseClassificationOutput

  • The point–wise classification output from the the ISO based vibration model

  • Type: String

  • Valid Values: UNKNOWN | HEALTHY | WARNING | ALARM | MUTED_WARNING | MUTED_ALARM

models.vibrationML.persistentClassificationOutput

  • The persistent classification output from the machine learning based vibration model

  • Type: String

  • Valid Values: UNKNOWN | HEALTHY | WARNING | ALARM

models.vibrationML.pointwiseClassificationOutput

  • The point–wise classification output from the machine learning based vibration model

  • Type: String

  • Valid Values: UNKNOWN | INITIALIZING | HEALTHY | WARNING | ALARM

assetState.newState

  • The machine status after processing the measurement

  • Type: String

  • Valid Values: UNKNOWN | HEALTHY | NEEDS_MAINTENANCE | WARNING | ALARM

assetState.previousState

  • The machine status before processing the measurement

  • Type: String

  • Valid Values: UNKNOWN | HEALTHY | NEEDS_MAINTENANCE | WARNING | ALARM