Siemens Building Technology 331-4825 Actuator 319852-301 Contaminant Protection: Features a high-density

Contaminant Protection: Features a high-density internal filter to trap copper shavings and debris down to 25 microns

using shielded cable is recommended to prevent electromagnetic interference from affecting the temperature signal

Inspect the 24-inch wire for cracks in the insulation or signs of arcing against the chassis

preventing overflow at partial load conditions

Siemens Building Technology 331-4825 Actuator 319852-301 Contaminant Protection: Features a high-densityThe Siemens 331 4825 is a rugged, metal fabricated No. 3 Pneumatic Actuator engineered for reliable performance in demanding commercial HVAC environments. Designed for the precise modulation of air valves and dampers, this unit features a 8 13 psi nominal spring range and a versatile 2 3 4 inch stroke. Built with an all metal body and an ozone resistant rubber rolling diaphragm, it provides consistent force for both two position and modulating