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    Rotary Actuators

    MNxx20 175 lb-in. and MNxx34 300 lb-in. Non-Spring Return Direct Coupled Actuators

    Discontinued

    MNxx20/34 non-spring return damper actuators with 175 or 300 lb-in of torque provide modulating or floating control for rotary valves, linear valves with appropriate linkage, and air damper applications.

    Overview
    This product has been discontinued.
    Honeywell will provide product support until

    MNxx20 175 lb-in. and MNxx34 300 lb-in. Series Non-Spring Return Direct Coupled Actuators (DCA) are used within heating, ventilating, and air-conditioning (HVAC) systems. They can drive a variety of quarter-turn, final control elements.

    Applications include: Volume control dampers, mounted directly to the drive shaft or remotely (with the use of accessory hardware). Quarter-turn rotary valves, such as ball or butterfly valves mounted directly to the drive shaft. Linear stroke globe or cage valves mounted with linkages to provide linear actuation.

    Features & Benefits:
    • Self-centering shaft adapter
    • Access cover to simplify wiring
    • Declutch for manual adjustment
    • Mechanical stroke limits (MN6120/MN7220 only)
    • Internal auxiliary switches (MN6120/MN7220 only)
    • Rotation direction selectable by switch
    • Mountable in any orientation (no IP54 if upside down)
    • Mechanical position indicator
    Certifications:
    • UL/cUL
    • UL873, File No. E4436; Guide No. XAPX
    • CE
    • C-TICK
    • UL94 Plenum Rating