This is a pneumatic damper actuator with 20 in² (129 cm²) effective area and 8 to 13 psig control range. Features spring-return fail-safe and is designed for HVAC damper and air valve control. This also includes adjustable torque from 22.5, 90 and 293 lb-in.
This is a pneumatic damper actuator with 20 in² (129 cm²) effective area and 8 to 13 psig control range. Features spring-return fail-safe and is designed for HVAC damper and air valve control. This also includes adjustable torque from 22.5, 90 and 293 lb-in.
Features
Applications
| Mechanical | |
| Stroke | Nominal 4-1/2" (114 mm), adjustable 4 to 5" (102 to 127 mm) |
| Damper Area | Actuator sizing should be done in accordance with damper manufacturer’s specifications |
| Start Point | Adjustable, 8 ± 0.5 psi |
| Spring | Retracts actuator crank arm on loss of air pressure |
| Maximum Air Pressure | 30 psig (207 kPa) |
| Environment | |
| Ambient Temperature Limits | Shipping: 40 to 160°F (-40 to 71°C) Operating: -20 to 160°F (-29 to 71°C) |
| Air Connections | Barbed fittings for 1/4" (0.64 cm) OD poly tube |
| Construction | |
| Housing | Die cast aluminum |
| Diaphragm | Replaceable beaded molded neoprene |
| Mounting | Any position |
| Dimensions | 17-5/8 x 7-3/4 x 7-5/8" (448 x 197 x 194 mm) |
| Mechanical | |
| Stroke | Nominal 4-1/2" (114 mm), adjustable 4 to 5" (102 to 127 mm) |
| Damper Area | Actuator sizing should be done in accordance with damper manufacturer’s specifications |
| Start Point | Adjustable, 8 ± 0.5 psi |
| Spring | Retracts actuator crank arm on loss of air pressure |
| Maximum Air Pressure | 30 psig (207 kPa) |
| Environment | |
| Ambient Temperature Limits | Shipping: 40 to 160°F (-40 to 71°C) Operating: -20 to 160°F (-29 to 71°C) |
| Air Connections | Barbed fittings for 1/4" (0.64 cm) OD poly tube |
| Construction | |
| Housing | Die cast aluminum |
| Diaphragm | Replaceable beaded molded neoprene |
| Mounting | Any position |
| Dimensions | 17-5/8 x 7-3/4 x 7-5/8" (448 x 197 x 194 mm) |
