• The metal body is ideal for ceiling installations

• Mounting bracket supplied on all models except -2099 and -3003

• Crank arm linkage or direct connection between damper and actuator shaft available

Effective Area:8 sq. inches (52 sq. cm)

Stroke:1-11/16" (43 mm)

Supply Connection:3/16" (5 mm) OD metal fittings

Supply Pressure:0 to 20 psi (138 kPa) operating, 30 psi (207 kPa) maximum

NOTE: If application requires operation near:

maximum temperature AND maximum:

pressure, install a tubing restraint at the:

actuator connection.:

Temperature Limits::

Operating:-20° to 180℉ (-29° to 82℃)

Shipping :-40° to 180℉ (-40° to 82℃)

Material:

 :Body CRS with zinc and dichromate

 :Diaphragm Neoprene

Bearings:Bronze or Delrin (plastic)

Shaft:CRS with nickel plating

Weight:2.0 lb. (0.9 kg)

Damper Rating @ 1000 fpm (5.08 m/s):

 :Gradual 8 sq. ft. (0.74 sq. m)

 :Two-position 10 sq. ft. (0.93 sq. m)

Spring Ranges and Retracted/Extended Torque:

(Based on 0 and 20 psi applied):

 :3–8 psi (21–55 kPa), 20/81 in-lb. (2/9 N•m) @ 90°

 :4–8 psi (28–55 kPa), 27/81 in-lb. (3/9 N•m) @ 90°

 :3–12 psi (21–83 kPa), 20/54 in-lb. (2/6 N•m) @ 90°

 :5–10 psi (34–69 kPa), 34/67 in-lb. (4/8 N•m) @ 90°

 :8–13 psi (55–90 kPa), 54/47 in-lb. (6/5 N•m) @ 90°

Tolerance:+0.5/-1.0 psi at start point and

 :±1.0 psi at finish point