indicator_fault_state
This data flow indicates the status of indicators being managed by the Provide Device Control function. It contains the indicator type (which includes its identity) and a status, including any faults detected. This will allow the traffic control strategy selection process to adjust its strategy to take account the current status. It consists of the following data items each of which is defined in its own DDE:
indicator_status_from_traffic_meters
+ indicator_status_from_signals
Sub Data Flows
Parent Data Flows
- None
Associated PSpecs