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Front-Access Design: Simplifies maintenance with all wiring terminals and visual adjustment scales accessible from the front of the unit
The adjustable pitch diameter ranges from 3
This model is rated for 5 PSI (NG)
condensation can back up if the inducer housing or flue is improperly pitched
What is the maximum supply pressure for the diaphragm
Siemens Building Technology 331-3002 Kit 320788-702 Front-Access Design: Simplifies maintenance withThe Siemens Building Technology 331 3002 Kit features the No. 4 Pneumatic Damper Actuator, a rugged, metal fabricated powerhouse engineered for precision air flow control in commercial HVAC systems. This piston type pneumatic actuator is designed for the gradual or positive actuation of HVAC dampers and fire smoke dampers, offering a consistent 4 inch stroke. Operating within a 5 10 psi spring range, it provides the necessary force for reliable mixing