NEMA TS 2 covers traffic signaling equipment used to facilitate and expedite the safe movement of pedestrians and vehicular traffic. Two approaches to expansion of traffic features of NEMA TS 1, Traffic Control Systems, are provided: 1. Type 1: Entirely new performance oriented standard. 2. Type 2: Use of the MSA, B, and C connectors in common use with NEMA TS 1 equipment.