Siemens 363-02037 MT SERIES 2W VALVE ASSY ANSI 250 NO MOD EQ PCT 1/2" FXUM 1.6CV 24V FLOAT NSRSiemens 363 02037 MT Series 2W Valve assy ANSI 250 NO Mod Eq Pct 1 2" FxUM 1. 6Cv 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 open assembly has a 1. 6 Cv flow rate, brass trim, FxUM connection, and a modified equal percentage flow characteristic. The assembly is ANSI Class 250 with a Class IV (0. 01% of Cv) leakage