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LRB24-MFT
Belimo Part Number: LRB24-MFT
Belimo Valve Actuator
Application
For proportional modulation of control valves in HVAC systems.
The LRB24-MFT uses a 2 to 10 VDC control signal.
The LRB24-MFT replaces the LR24-MFT.
Technical Attributes
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Fail-Safe
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Non-Spring
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Torque
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45 in-lbs
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Control Input
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Proportional/MFT
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Input Impedance
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100 k for 2 to 10 VDC (0.1 mA), 500 for 4 to 20 mA, 1500 for PWM and on/off
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Position Feedback
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2-10 VDC Feedback
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Running Time (motor)
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150 seconds (default)
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Running Time (fail-safe)
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--
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Auxiliary Switch
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--
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Power Supply
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24 VAC ñ 20%, 50/60 Hz, 24 VDC ñ 10%
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Power Consumption
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2.5 W (1.2 W)
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Transformer Sizing
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5 VA (class 2 power source)
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Electrical Connection
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3 ft, 18 GA, plenum cable, 1/2" conduit connector
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Overload Protection
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electronic throughout 0 to 95ð rotation
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Shaft Diameter
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--
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Angle of Rotation
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max. 90ð, adjustable with mechanical stop
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Direction of Rotation (motor)
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reversible with built-in switch
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Direction of Rotation (fail-safe)
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--
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Position Indication
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handle
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Manual Override
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external push button
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Humidity
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5 to 95% RH non condensing (EN 60730-1)
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Ambient Temperature
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-22ðF to +122ðF [-30ðC to +50ðC]
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Ambient Temperature (safety)
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--
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Storage Temperature
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-40ðF to +176ðF [-40ðC TO +80ðC]
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Noise Level
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max. 35 dB (A)
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Housing Material
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UL94-5VA
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Housing
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NEMA 2, IP54, UL enclosure type 2
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Agency Listing
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cULus according to UL 60730-1A/-2-14, CAN/CSA E60730-1:02, CE according to 2004/108/EC and 2006/95/EC for line voltage and/or -S versions
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Servicing
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maintenance free
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Quality Standards
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ISO 9001
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Weight
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--
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Item Number:
LRB24-MFT
Manufacturer:
Belimo
Manufacturer Part No:
LRB24-MFT
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