Description
Siemens Building Technology 331-4811 Pneumatic Actuator Overview
The Siemens Building Technology 331-4811 is a #3 pneumatic actuator engineered for reliable, precise control in commercial HVAC and building automation systems. Featuring an 8–13 PSI spring range and an extended shaft configuration, this actuator is designed for direct coupling to control valves where accurate positioning and consistent force delivery are critical to system performance.
Key Features
- Pneumatic actuator type #3 for compatibility with a wide range of commercial control valves
- 8–13 PSI spring range provides reliable fail-safe positioning and responsive modulating control
- Extended shaft design accommodates deeper valve stem engagement and flexible installation configurations
- Robust construction built to Siemens Building Technology quality standards for long service life
- Suitable for use in VAV systems, air handling units, and hydronic valve applications
- Designed for integration into pneumatic building automation and HVAC control systems
Applications
- Commercial HVAC valve actuation
- Variable air volume (VAV) system control
- Air handling unit valve control
- Hydronic heating and cooling system valve positioning
- Building automation pneumatic control loops
Product Specifications
- SKU: 331-4811
- Actuator Type: #3 Pneumatic Actuator
- Spring Range: 8–13 PSI
- Shaft Configuration: Extended Shaft
- Brand: Siemens Building Technology
Reviews
There are no reviews yet.