lighting_system_activation_request_from_operator

This data flow is used within the Manage Traffic function to request activation of an electrical lighting system by traffic operations personnel. It consists of the following data items each of which is defined in its own DDE:

list_size + list_size{station_id
+ device_identity
+ lighting_system_control_request}

Sub Data Flows

Parent Data Flows

Associated PSpecs/Terminators