Description

This non-spring return direct-coupled damper actuator provides modulating and floating/2-position control for: • air dampers, • VAV units, • air handlers, • ventilation flaps, • louvers, and • reliable control for air damper applications with up to 10 sq ft / 44 lb-in. (5 Nm) and 20 sq ft / 88 lb-in. (10 Nm) (seal- less damper blades; air friction-dependent). FEATURES • Declutch for manual adjustment • Adjustable mechanical end limits • Removable access cover for direct wiring • Mountable in any orientation • Function selection switch for selecting modulating or floating/2-position control Description SPECIFICATIONS Supply voltage 24 Vac/dc -15%/+20%, 50/60 Hz Nominal voltage 24 Vac/dc, 50/60 Hz All values stated hereinafter apply to operation under nominal voltage conditions. Power consumption CN7505 5 VA / 2 W CN7510 5 VA / 2 W Control signal Modulating (0)2…10 Vdc Floating/2-Position 24 Vac/dc Ambient limits Ambient operating limits -5…+140 °F (20…+60 °C) Ambient storage limits -22…+176 °F (-30…+80 °C) Relative humidity 5…95%, non-condensing Safety Protection standard IP54 Protection class II as per EN 60730-1 Overvoltage category II Lifetime Full strokes 60000 Repositions 1.5 million Mounting Round damper shaft 3/8 in…5/8 in. Square damper shaft 1/4 in…1/2 in.; 45° steps Shaft length min. 1-5/8 in. End switches (when included) Rating Class II Triggering points 5° / 85° Torque rating 44 lb-in. (5Nm) / 88 lb-in. (10Nm) Rotation stroke 95° + 3° Dimensions see “Dimensions” on page 8 Weight (without cables) 1.0 lbs. Noise rating 35 dB(A) max. at 1 m