Honeywell MP920 Catalog Page
Pneumatic Damper Actuators
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MP920 Pneumatic Damper Actuator
Provides proportional control of large dampers in HVAC systems
or inlet vanes on a VAV fan. Positive positioner available
Dimensions in inches (millimeters)
Actuator Type: Damper
Actuator Force: High
Fail Safe Mode: Spring Return
Diaphragm Effective Area: 24.8 sq in. (160 sq cm)
Temperature Range: -20 F to +158 F (-30 C to +70 C)
Maximum Operating Pressure: 29 psi (200 kPa)
Humidity Range: 5 to 95% RH
separately. Replacement devices are available for Robertshaw
actuator models.
• Rolling diaphragm operated.
• Fail safe on over pressure.
• Actuator can be swivel mounted from either end to pipe, floor, or wall
surface.
• Optional positive positioner provides accurate positioning under
varying load conditions.
Accessories:
AK3557-Short Clevis Bag Assembly for 3/8-16 threaded rod
AK3558-Swivel Bracket Bag Assembly
AK3560-Balljoint, 3/8-24 threaded stud with couplings for 5/8-11
threaded rod and actuator shaft
AK3561-Balljoint, 3/8-24 threaded stud with couplings for 3/8-16
threaded rod
14004062-001-External Trunnion Mounting Bracket
14004241-002-Hitch Pin (Six Sets)
14004345-001-Positive Positioner Kit, 10 psi feedback spring
Pneumatic
Product Number
MP920B1002/U Barbed fitting for
Air
Connections
1/4 in. O.D.
plastic tubing
Spring Range Stroke
Includes(psi) (kPa) (inch) (mm)
7.25 psi to 13 psi 50 kPa to 90 kPa 6 in. 150 mm Actuator only. No Bracket. Order positive positioner,
mounting and connecting hardware separately. See
Installation Instructions form no. 95-6053
Controls
70-6910 703
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