Siemens Building Technology 331-3001 Damper Actuator 321894-709 Optimized Watt Density: Designed to

Optimized Watt Density: Designed to deliver 4

Manual Override: Includes a front-facing button for temporary or permanent manual ON/OFF control without affecting saved programmed cycles

ensure proper brazing techniques to protect the internal components

the 316L bellows are compatible with various media including water

Siemens Building Technology 331-3001 Damper Actuator 321894-709 Optimized Watt Density: Designed toThe Siemens Building Technology 331 3001 Damper Actuator is a robust No. 4 pneumatic actuator engineered for precise modulation and reliable control of HVAC systems. This pneumatic damper actuator features an all metal body construction and a high quality, ozone resistant rolling diaphragm designed to provide consistent force over its 4 inch stroke. With a 3 13 psi nominal spring range, this unit is ideal for applications requiring a large effective