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Damper Actuator, force: Low, 3 - 12 psi

MP516A1087/U

Damper Actuator, force: Low, 3 - 12 psi

  • Product Info
  • Literature
  • Accessories & Replacement Parts

Overview

Used to control the damper on unit ventilators. Can be adapted to various unit ventilator control cycles. Replacement devices are available for Johnson, Powers, Robertshaw, Barber-Colman, and older Honeywell unit ventilator damper actuators.

Features

  • Constructed of strong zinc die castings.
  • Hesitation feature available for unit ventilator cycles requiring a minimum percentage of outdoor air.

Product Specifications

Dimensions (in.)
5 1/8 in. high x 6 7/8 in. wide (with arm)
Dimensions (mm)
130 mm high x 175 mm wide (with arm)
Maximum Safe Operating Pressure (psi)
25 psi
Maximum Safe Operating Pressure (kPa)
172 kPa
Temperature Range (F)
-20 F to +160 F
Temperature Range (C)
-29 C to +71 C
Comments
The lever arm moves to the desired minimum position as air pressure increases from 0 to 3 psi, hesitates from 3 to 8 psi, and completes its stroke from 8-12 psi.
Operating Humidity Range (% RH)
5 to 95% RH
Actuator Type
Damper
Fail Safe Mode
Spring Return
Stroke (in.)
2-1/8 in. to 2-1/2 in.
Stroke (mm)
54 mm to 63 mm
Actuator Force
Medium
Spring Range (psi)
3 psi to 12 psi
Spring Range (kPa)
21 kPa to 83 kPa
Diaphragm Effective Area (sq in.)
11 sq in.
Diaphragm Effective Area (sq cm)
71 sq cm
Air connections
1/8 in. NPT

Accessories

27520C/U

Push Rod (5/16 in. dia., 12 in. length) Used With: All Actuators and Dampers

27520G/U

Push Rod (5/16 in. dia., 24 in. length) Used With: All Actuators and Dampers

27520K/U

Push Rod (5/16 in. dia., 36 in. length) Used With: All Actuators and Dampers

27520L/U

Push Rod (5/16 in. dia., 48 in. length) Used With: All Actuators and Dampers

26025B/U

Damper crank arm - 3/8 in. diam axle.

27174B/U

Damper crank arm for 7/16 in. diam axle.

309389J/U

Mounting Bracket and Linkage

312867C/U

Damper Crank Arm for 1/2 in. diam. axle

315321/U

Crankarm Balljoint - 5/16 diam. pushrod