331-3000 | Damper Actuator, Pneu No 4, 4" Stroke, 3-7psi, Integral Pivot, Pivot Post | Siemens Additional Information_0.877 x 1.014 in Center to End; 0.097 lb Weight ^^This 243 Heavy-Duty Balance-Retard Relay

^^This 243 Heavy-Duty Balance-Retard Relay is gradual acting

55-95 Deg F

50°F @ 77 °F Sensor Thermistor with wiring leads only Sensing element NTC 100k Resources

1-1/4 PVC TANK ADAPTER SOCXFPT

331-3000 | Damper Actuator, Pneu No 4, 4" Stroke, 3-7psi, Integral Pivot, Pivot Post | Siemens Additional Information_0.877 x 1.014 in Center to End; 0.097 lb Weight ^^This 243 Heavy-Duty Balance-Retard RelayDamper Actuator, Pneu No 4, 4" Stroke, 3 7psi, Integral Pivot, Pivot Post Pneumatic Model No. 4 Spring Range 3 7 psi Ball Joint Connector NO Clevis YES Mounting Style Extended Shaft Pivot YES Pneumatic Bracket YES Positioning Relay NO Stroke 4 in Resources Datasheet(Powers Controls No. 4 Pneumatic Damper. Technical Instructions)Datasheet(Pneumatic Damper Actuators Submittal Sheet)Datasheet(Powers Controls Maximum Thrust Ratings of Pneumatic Damper TB