NEMA NTCIP 1203:2014

NTCIP 1203 v03 specifies the logical interface between Dynamic Message Signs (DMS) and the host systems that control them (commonly referred to as 'central' systems). NTCIP 1203 v03 describes the supported DMS functionality in terms of user needs and requirements; however, the nature of the interface is determined in part by the operational nature of the devices being controlled, and therefore NTCIP 1203 v03 touches on such operational issues on occasion. NTCIP 1203 v03 specifies the logical interface between Dynamic Message Signs (DMS) and the host systems that control them (commonly referred to as 'central' systems). NTCIP 1203 v03 describes the supported DMS functionality in terms of user needs and requirements; however, the nature of the interface is determined in part by the operational nature of the devices being controlled, and therefore NTCIP 1203 v03 touches on such operational issues on occasion.