A generic term for a second generation processor based system for
controlling the InterlockingA general term applied to the setting and releasing of Signals and Points to prevent unsafe conditions arising; also the equipment which performs this function.... More between PointsItems of permanent way which may be aligned to one of two positions, Normal or Reverse, according to the direction of train movement required. More and Signals, as well as
communication with lineside Signalling Functions. See also Solid State
InterlockingA general term applied to the setting and releasing of Signals and Points to prevent unsafe conditions arising; also the equipment which performs this function.... More.