NonPhysicalSignal
A signal without a physical line-side appearance.
The non-physical signal need not send information to the train driver as opposed to a physical signal.
refersToBlockEntrySignal
subClassOf
NonPhysicalSignal
A signal without a physical line-side appearance.
The non-physical signal need not send information to the train driver as opposed to a physical signal.
hasPhysicalRepresentation
comment
A signal without a physical li ...... opposed to a physical signal.