This is the new way to activate Level Crossings or ATLS Traffic Stoppers. ATLS update for TRS19.
It is the recommended method and aims to be future proof.
This is the Slave unit to allow control of level crossings and road traffic as part of the Advanced Traffic Light System, (ATLS). Full instuctions on its use can be found in the Properties Dialogue Box, (Question Mark Icon in Surveyor) or see the consolidated ATLS Tutorial at http://www.boatztrainz.co.uk.