Subsidiary signal, which indicatesEmergency Stop the extreme limit reachable by the maneuvers; it islsolation Mode used to identify in the stations the extreme point that canController Area Network be considered protected by the protection signal; it consists of a pointed picket painted with horizontal black and white stripes; it must be positioned at least 100 m away from the first-class signal to the stationRailway station. Service area, delimited by protection signa.... The limit stake islsolation Mode not mandatory at all stations
