Belimo SM24A-PC - rotary actuator for dampers
Belimo SM24A-PC rotary actuator for positioning dampers in technical building systems. Torque 20 Nm, AC/DC 24 V supply and modulating control 0...20 V PhC.
The model provides a 2...10 V position feedback signal and manual adjustment using a push button with the option to lock it.
Belimo SM24A-PC – rotary actuator for dampers
Configurable actuator for positioning dampers in technical building systems. According to the technical data sheet, it is designed for air dampers with an area of up to approx. 4 m². The 0...20 V PhC control signal determines the actuator position, while the 2...10 V feedback signal enables electrical position readout.
Key features
- Torque: 20 Nm; supply: AC/DC 24 V.
- Modulating control: 0...20 V PhC; position feedback: 2...10 V.
- Motor running time: 150 s / 90°; adjustable running time: 90...350 s.
- Rotation angle: max. 95°, with the option of limiting it using mechanical stops on both sides.
- Motor direction selected using the 0/1 switch.
- Manual adjustment using a push button with the option to lock it.
- Reversible universal mounting clamp 10...20 mm; power and control connection: 1 m cable, 4x 0.75 mm².
- Degree of protection: IP54; ambient temperature: -30...50°C [-22...122°F].
- Power consumption during operation: 3.5 W; in the rest position: 1.25 W; power rating for cable sizing: 6 VA.
Actuator parameters can be changed using the MFT-P or ZTH EU service tools. The setting range adaptation can be started manually.
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Brand
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ReferenceSM24A-PC
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AC/DC voltageAC/DC 24 V
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Power consumption (holding)1.25 W
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Rated power6 VA
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Power supply control connectionCable 1 m, 4x 0.75 mm²
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Control typeDC 0...20 V PhC
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Protection ratingIP54
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NEMA protection ratingNEMA 2
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Enclosure typeUL Enclosure Type 2
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Manual overridePush-button, with locking option
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Running time (motor)150 s / 90°
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Variable motor running time90...350 s
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Ambient temperature-30...50°C [-22...122°F]
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Torque20 Nm
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Direction of movement - motorSelectable via switch 0/1
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Rotational angle95°
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Mechanical connectionReversible universal mounting clamp 10...20 mm
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