The Siemens 331-2858 NO.6 PNEU Actuator,3-13PSI,P-M
This 331 Number 6 Pneumatic Damper Actuator is a rugged, metal-fabricated device that provides gradual or positive actuation of HVAC and fire/smoke dampers. This actuator has a nominal spring range of 3 to 13 psi, is pivot mounted and has a replaceable diaphragm. This actuator has a 1/8″ NPT female air connection.
Technical Specifications
Pneumatic Model |
No. 6 |
Spring Range |
3-13 psi |
Ball Joint Connector |
NO |
Clevis |
YES |
Mounting Style |
Pivot |
Pivot |
NO |
Pneumatic Bracket |
NO |
Positioning Relay |
NO |
Stroke |
4 in |