Siemens 363-02019 MT SERIES 2W VALVE ASSY ANSI 250 NC MOD EQ PCT 1/2" FXF 1CV 24V FLOAT NSRSiemens 363 02019 MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 2" FxF 1Cv 24V float NSR This Powermite 599 MT Series Valve Assembly features a 24V, non spring return, electro mechanical actuator with floating control. The 1 2 in. line size, 2 way normally closed assembly has a 1 Cv flow rate, stainless steel trim, FxF connection, and a modified equal percentage flow characteristic. The assembly is ANSI Class 250 with a Class IV (0. 01% of Cv)