Product Description
The Honeywell MS3103J1221 is a direct-coupled damper actuator intended for spring return applications. It controls dampers through modulating or Sylk BUS communication, operating on twenty-four VAC with a torque of twenty-seven pound-inches. This actuator comes with a simplified shaft adapter and an integral conduit connector. It is ideal for rooftop units, economizers, compact control dampers, and control valve applications. Safety features include overload protection, and it can mount directly to both round and square shafts.
- Direct mount to round or square shaft.
- Features overload protection.
- Communicates via Sylk BUS.
Product Highlights
The Honeywell MS3103J1221 actuator is essential for effective damper control in various HVAC applications, ensuring reliable performance and safety.
Product Information
Standard Information
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Brand: Honeywell
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Part Number: MS3103J1221
Technical Specifications
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Torque: 27 in-lb
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Input Voltage: 24 VAC ±20% @ 50/60 Hz, 24 VDC ±20%/-10%
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Power Consumption: 4.5 VA Driving, 2 VA Holding
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Control Signal: Communicating
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Voltage Output: 2-10 VDC, 0(2)-10 VDC, 10-0(2) VDC
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Input Impedance: 95 kOhm minimum
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Wiring: 3-foot cable, 18 AWG
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Rotation: 95° ± 3°
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Operating Temperature: -40°C - 150°C
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Operating Humidity: 5 to 95% RH
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Enclosure Rating: NEMA 2 (IP54)
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Auxiliary Switches: SPST
