Siemens Building Technology 257-02041 Valve Assembly 321142-301 monitoring the discharge air temperature

monitoring the discharge air temperature and sending resistance signals to the amplifier to adjust the gas pressure at the modulator valve

This NEMA-rated component is built for longevity in high-cycle applications including compressors

this 45/23 SPDT thermostat can often be used in other systems with similar temperature requirements

it provides superior protection against contaminants in mechanical rooms

Code Compliance: Meets ASSE 1001 and ANSI A112

Siemens Building Technology 257-02041 Valve Assembly 321142-301 monitoring the discharge air temperatureThe Siemens Building Technology 257 02041 Valve Assembly is a contractor grade solution for precise hydronic control in terminal units and convective applications. This 2 way normally open valve features a 1 2 inch NPT connection and a 4. 0 Cv rating, utilizing a modified equal percentage flow characteristic to ensure linear heat transfer and stable temperature regulation. Built with a robust forged brass body and durable brass trim, the assembly is