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Honeywell Maxon

M9484F1023 Modutrol IV™ Motors

  • Power supply 24 VAC
  • Standard: NEMA 3
  • Material: Aluminum
  • Control signal: 4 to 20 mA or current 2 to 10 Vdc
  • Rotational force on shaft: 200 lb (91 kg) on motor, up to 300 lb (136 kg).

FEATURES:

  • Replaces M934A,D, M941, M944A,C,D, M945A,D,F, M954, M965, and M975 motors. 
  • Integral junction box provides NEMA 3 weather protection. 
  • Integral spring return returns motor to normal position when power is interrupted. 
  • Motor and circuitry operate from 24 Vac. Models available with factory installed transformer, or a field added internal transformer. 
  • Quick-connect terminals are standard—screw terminal adapter is available. 
  • Adapter bracket for matching shaft height of older motors is available. 
  • Motors have field adjustable stroke (90° to 160°).
  • Die-cast aluminum housing.
  • Integral auxiliary switches are available factory  mounted, or can be field added.
  • Nominal timing standard of 30 seconds (90° stroke), and 60 seconds (160° stroke). Other timings available.
  • Spring return motors can operate valve linkages form power end or auxiliary end shafts for normally closed or normally open valve applications. 
  • All models have dual shafts (slotted and tapped on both ends). 
  • All models have auxiliary switch cams.
  • Fixed torque throughout the entire voltage range.
  • Motors are designed for either normally open or normally closed valves and dampers. 
  • Field addable interface modules can be mounted in the junction box to upgrade the motor to Series 70 (electronic) control. 

SPECIFICATIONS:

  • Power Consumption: 15VA
  • Inputs: Proportional, Series 90. Motor Series 90 control can be either Electronic, or Mechanical (135ohm). 
  • Ambient Temperature Ratings:
    • Maximum: 150° F (66° C) at 25% duty cycle. 
    • Minimum: -40° F (-40° C). 
  • Dead Weight Load On Shaft:
    • Power or Auxiliary End: 200 lb (90.8 kg) maximum.
    • Maximum Combined Load: 300 lb (136 kg). (Dual shaft motors only.) 
  • Crankshaft: 3/8 in. (9.5 mm) square
  • Approvals: Underwriters Laboratories Inc. Listed: File No. E4436, Guide No. XAPX to US and Canadian standards.

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