Revises NEMA TS 2-2003 (R2008) in four places to address Flashing Yellow Arrow (FYA), specifically by assigning a bit as FYA Flash Rate Failure; including language addressing FYA operation; and including language addressing FYA and MMUs.

NEMA TS 2-2003, Amendment 4
Original price was: $54.00.$27.00Current price is: $27.00.
Amendment 4 to Traffic Controller Assemblies with NTCIP Requirements – Version 02.06
National Electrical Manufacturers Association , 2009