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manufacturer:
Siemens
mpn:
331-2961
Product Description
Siemens - 331-2961 Damper Actuator, Pneu No 4, 4" Stroke, 8-13psi, Integ Pivot Mount, UL Rec F/S
331 No. 4 Pneumatic Damper Actuator, UL recognized for fire and smoke applications; rugged, metal-fabricated device provides gradual or positive actuation of HVAC and fire/smoke dampers. 8 to 13 psi, integral pivot mounting, replaceable diaphragm; Air connection of 1/8" NPT female, dual barb elbow fitting for 1/4" OD tubing.
Additional Information
Pneumatic ModelNo. 4
Spring Range8-13 psi
Ball Joint ConnectorNO
ClevisNO
Mounting StylePivot
PivotYES
Pneumatic BracketNO
Positioning RelayNO
Stroke4 in