hri_device_control_data
This data flow represents health monitoring and status information about controls and signals at highway-rail grade crossings. It is provided by the Provide Device Control process as feedback and is used to determine the state of devices at the HRI. It is also used by HRI to trigger alerts to rail crews of any potential hazards resulting from equipment malfunctions, system anomalies, etc. It consists of the following data items each of which is defined in its own DDE:
indicator_sign_control_data_for_hri
+ hri_device_sense
Sub Data Flows
Parent Data Flows
- None
Associated PSpecs
- None