Actuator Valve Application Damper Signal Type Proportional Rated Torque 35 in-lb Input Voltage 24V AC/DC Electrical Connection Type Hardwired For Use With Building Automation Systems Building Automation System Compatible NEMA Rating 2 IP Rating IP54 Spring Return Spring Return Time to Close 150 sec Shaft Rotation CW/CCW Stroke Degree 95 Degrees Mounting Type Direct Mount Maximum Operating Temperature 122 Degrees F Minimum Operating Temperature -22 Degrees F