START Dansometre v1

Device type "Dansom├Ętre", allows to measure vertical displacement of the rail (i.e. "danse" in french) when a train is passing.

Details:

  • device: START_Dansometre
  • version: 1
  • deviceType: START_Dansometre_v1

Message: Device Startup

Occurrence: When devices starts for the first time or reboots

eventId: startup

Resources:


Message: Event Detected

Occurrence: After each train detection

eventId: event

Resources:

Vertical displacement

Maximum vertical track displacement measured.

Details:

  • name: vertical_displacement
  • category: distance
  • unit: unit.metre.milli
  • type: number
  • min value: 0
  • max value: 40.94
  • error value: 40.95

Event id

Signal identifier.
Unique for each event.

Details:

  • name: event_id
  • category: id
  • unit: unit.nounit
  • type: number
  • min value: 1
  • max value: 16777215
  • error value: 0

Detections

Number of train passage detections.

Details:

  • name: detections
  • category: amount
  • unit: unit.nounit
  • type: number
  • min value: 0
  • max value: 255

False positives

Number of false positive train detections.

Details:

  • name: false_positives
  • category: amount
  • unit: unit.nounit
  • type: number
  • min value: 0
  • max value: 255

Event duration

Train passage duration.

Details:

  • name: event_duration
  • category: time
  • unit: unit.second
  • type: number
  • min value: 0.1
  • max value: 6553.5
  • error value: 0

Message: Heartbeat

Occurrence: Every hour

eventId: heartbeat

Resources:

Internal temperature

Internal temperature of the device.

Details:

  • name: internal_temperature
  • category: temperature
  • unit: unit.celsius
  • type: number
  • min value: -127
  • max value: 127
  • error value: -128

Passages

Number of detected train on the last 24h.

Details:

  • name: passages
  • category: amount
  • unit: unit.nounit
  • type: number
  • min value: 0
  • max value: 255

Measure saturation

true if the maximum number of measures per 24 hours has been reached.
false if the device is still able to make measurements.

Details:

  • name: measure_saturation
  • category: state
  • unit: unit.nounit
  • type: bool

Sd state

true, if the micro-SD card is working properly.
false, if the micro-SD card is damaged.

Details:

  • name: sd_state
  • category: state
  • unit: unit.nounit
  • type: bool

Sd freemem

Number of free Mb on the micro-SD card.

Details:

  • name: sd_freemem
  • category: amount
  • unit: unit.byte.mega
  • type: number
  • min value: 0
  • max value: 8191
  • error value: 65535