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Belimo LF24-SR US Spr Rtn Actuator 24 VAC/DC 35inlb 2-10V 1m Cable

Product Specifications

Power supply 24 VAC ± 20% 50/60 Hz, 24 VDC ± 10%
Power consumption running: 2.5 W; holding: 1 W
Transformer sizing 5 VA (class 2 power source)
Electrical connection 3 ft, plenum-rated cable and 1/2” conduit connector
Overload protection electronic throughout 0° to 95° rotation
Operating range Y 2 to 10 VDC, 4 to 20mA
Input impedance 100kΩ (0.1 mA), 500Ω
Feedback output U 2 to 10 VDC (max 0.7 mA) for 95°
Angle of rotation max 95°, adjust with mechanical stop
Torque 35 in-lb [4 Nm]
Direction of rotation spring: reversible with CW/CCW mounting
motor: reversible with built-in switch
Position indication visual indicator, 0° to 95° (0° is spring return position)
Running time (nominal) Motor: 150 sec. constant, independent of load,
spring: < 25 sec @-4°F to +122°F [-20°C to +50°C]
           < 60 sec @-22°F [-30°C]
Humidity 5 to 95% RH non-condensing
Ambient temperature -22°F to +122°F [-30°C to +50°C]
Storage temperature -40°F to +176°F [-40°C to +80°C]
Housing NEMA type 2 / IP54
Housing material zinc coated steel
Agency listings UL 873 listed, CSA C22.2 No. 24 certified, CE
Noise level max. running <  30 db (A)
spring return 62 dB (A)
Servicing maintenance free
Quality standard ISO 9001
Weight 3.1 lbs (1.4 kg)