Honeywell, Inc. MS7403A2030 Honeywell DCA 27 in LBS 24V Mod w/M.P.

SKU: MS7403A2030
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• Brushless DC submotor with electronic stall protection on all models
• Self-centering shaft adaptor (shaft coupling) for wide range of shaft sizes
• Models available for use with two-position, SPST, line- (Series 40) or low- (Series 80) voltage controls
• Models available for use with floating or switched SPDT (Series 60) controls
• Models avail able for use with proportional current or voltage (Series 70) controls
• Models available with combined floating and modulating control in a single device
• Models available with an internal end switch
• Access cover to facilitate connectivity
• Durable plastic housing with built-in mechanical end limits
• Spring return direction field selectable
• Shaft position indicator and scale
• UL (cUL) listed and CE compliant
• All models are plenum rated per UL873Honeywell DCA 27 in LBS 24V Mod w/M.P.

Input ImpedanceMin. 95 kOhm
Type of Internal Auxiliary SwitchMin. Pos.
Rotation to OpenBy switch
OverviewThe MS7403 is a 27 lb-in (3Nm), spring return direct-coupled, line voltage actuator that accepts on/off (SPDT), modulating (2-10 Vdc) or Three-Position control for: air dampers, air handlers, ventilation flaps, louvers, and ball valves.
Actuator TypeDamper
Application TypeHVAC
Torque/Force (lb-in., lbf)27 lb-in.
Feedback2-10 Vdc
Torque/Force (Nm, N)3 Nm
Supply Voltage24 Vac/dc
Fail Safe ModeSpring Return
Number of Internal Auxiliary Switch0
Control Signal2-10 Vdc (4-20 mA w/500 ohm resistor)
Temperature Ratings (Shipping)(F).-40 F to +150F
Temperature Ratings (Shipping)(C).-40 C to +65 C
List Price408.01
Ingress Protection RatingIP54
Shaft Adapter TypeSelf-centering clamping
Manual operationN/A
Spring Return Torque/Force (lb-in., lbf)27 lb-in
Spring Return Torque/Force (Nm, N)3 Nm
Maximum Stall Torque/Force (lb-in., lbf)70 lb-in.
Maximum Stall Torque/Force (Nm, N)8 Nm
Rotational Stroke95 ±3 degrees
Rotational Stroke AdjustmentMechanically limited 5 degree increments
Spring Return DirectionBy orientation
Timing, Maximum Spring Return (sec)25 sec
Timing, Nominal Driving @ 60 Hz (sec)90 sec
Compatible Damper Shafts (in.)3/8 to 5/8 in. round or 1/4 to 1/2 in. square
Frequency60 Hz
Compatible Damper Shafts (mm)9 to 16 mm round or 6 to 13 mm square
MaterialsPlenum rated plastic housing
External Auxiliary Switches AvailableNo
Power Consumption (Driving)6/3 VA
MountingDirect Coupled
Dimensions (in.)6 81/54 high x 3 55/84 wide x 3 5/32 deep
Electrical ConnectionsEnclosed screw terminal strip (22 to 14 AWG)
Temperature Range, Ambient (F).-40 F to +149F
Dimensions (mm)177 mm high x 98 mm wide x 80 deep
Temperature Range, Ambient (C).-40 C to +65 C
Temperature Range, Storage (F).-40 F to +150F
Temperature Range, Storage (C).-40 C to +65 C
Maximum Noise Rating, Driving (dB(A) @ 1m)40
Maximum Noise Rating, Holding (dB(A) @ 1m)20 (no audible noise)
Environmental RatingNEMA2
Approvals, Canadian Underwriters LaboratoriescUL C22.2 No. 24-93
Weight (lb)3.5 lb
Approvals, CEEMC 2004/108/EC; Certification Low Voltage Directive 2006/95/EC; IEC 60730-1 and Part 2-14
Weight (kg)1.6 kg
Operating Humidity Range (% RH)5 to 95% RH, non-condensing
Approvals, C-TickN314
Approvals, Underwriters Laboratories IncUL 873
IncludesMounting bracket, self-centering shaft adapter

Product Family

Model NumberDecriptionManufacturerPriceAvail. Qty 
MS7403A2030 Honeywell DCA 27 in LBS 24V Mod w/M.P. Honeywell, Inc. Call for Pricing 0    View More Info

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