Siemens Building Technology 599-03187 Valve 321142-301 displays "blank" screens despite having

displays "blank" screens despite having line voltage

This snap-action HVAC furnace limit switch features a compact footprint and standard mounting orientation

the circuit opens

and 277V single-phase applications

Siemens Building Technology 599-03187 Valve 321142-301 displays "blank" screens despite havingThe Siemens 599 03187 is a heavy duty 1 1 2 inch 2 way globe valve engineered for precision flow control in commercial HVACR systems. Built with a rugged UNS CA 844 bronze body and brass trim, this normally closed (NC) valve is designed to handle high demand applications including saturated steam, hot water, and chilled water with anti freeze. Featuring an equal percentage flow characteristic and a 25 Cv capacity, it ensures stable modulating control