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manufacturer:
Siemens
mpn:
331-3001
Product Description
Siemens - 331-3001 Damper Actuator, Pneu No 4, 4" Stroke, 3-13psi, Integral Pivot, Pivot Post
This 331 Number 4 Pneumatic Damper Actuator with integral pivot and pivot post 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, a replaceable diaphragm and an air connection of 1/8" NPT female with a dual barb elbow fitting for 1/4" OD tubing. Also included is an universal mounting kit that allows fixed or pivot mounting, this kit contains parts for frame mounting.
Additional Information
Pneumatic ModelNo. 4
Spring Range3-13 psi
Ball Joint ConnectorNO
ClevisYES
Mounting StyleExtended Shaft
PivotYES
Pneumatic BracketYES
Positioning RelayNO
Stroke4 in