Building Automation and Control Systems > Metasys® > Controllers > Variable Air Volume Modular Assembly
Variable Air Volume Modular Assembly
The VMA was designed by Johnson Controls to provide the best control possible for variable air volume boxes.
- Patented control algorithms
- Stepper motor actuator
- More accurate comfort control
- One-piece "mechatronic" design
- Easy installation
- Automated flow testing
- Thermal environment performance diagnostics
