MS7503A2030/U
Floating or (0)2-10 Vdc, 27 lb-in spring return, direct coupled actuator
Overview
Honeywell MS7503 27 lb-in. (3Nm) torque, spring return, direct-coupled, line voltage actuator accepts on/off (SPDT) or modulating (0/2-10 Vdc) control for air dampers, air handlers, ventilation flaps, louvers and ball valves.
Features
- Brushless DC submotor with electronic stall protection
- Self-centering shaft coupling for various shaft sizes
- For use with two-position, SPST, line- (Series 40) or low- (Series 80) voltage controls
- For use with floating or switched SPDT (Series 60) controls; use with proportional current or voltage (Series 70) controls
- Available with combined floating and modulating control in a single device and with an internal end switch
- Access cover facilitates connectivity and durable plastic housing features built-in mechanical limits
- Field selectable spring return direction and shaft position indicator and scale
- UL listed (cUL), CE compliant and plenum rated per UL873
Product Specifications
- Application
- HVAC
- Dimensions (in.)
- 6 81/54 high x 3 55/84 wide x 3 5/32 deep
- Dimensions (mm)
- 177 mm high x 98 mm wide x 80 deep
- Includes
- Mounting bracket, self-centering shaft adapter
- Weight (lb)
- 3.5 lb
- Weight (kg)
- 1.6 kg
- Materials
- Plenum rated plastic housing
- Mounting
- Direct Coupled
- Frequency
- 50 Hz; 60 Hz
- Approvals, Underwriters Laboratories Inc.
- UL 873
- Electrical Connections
- Enclosed screw terminal strip (22 to 14 AWG)
- Operating Humidity Range (% RH)
- 5 to 95% RH, non-condensing
- Supply Voltage
- 24 Vac or Vdc
- Power Consumption
- Driving-- 6/3 VA
- Shipping and Storage Temperature Range (F)
- .-40 F to +150F
- Shipping and Storage Temperature Range (C)
- .-40 C to +65 C
- Approvals, CE
- EMC 2004/108/EC; Certification Low Voltage Directive 2006/95/EC; IEC 60730-1 and Part 2-14
- Approvals, Canadian Underwriters Laboratories Inc.
- cUL C22.2 No. 24-93
- Ambient Temperature Range (F)
- .-40 F to +149F
- Ambient Temperature Range (C)
- .-40 C to +65 C
- Approvals, C-Tick
- N314
- Environmental, Electrical or Ingress Protection Rating
- NEMA 2; IP54
- Internal Auxiliary Switch
- 0
- Maximum Noise Rating
- Driving (dB(A) @ 1m)-- 40; Holding (dB(A) @ 1m)-- 20 (no audible noise)
- Stroke
- 95 ±3 degrees
- Shaft Dimensions (in.)
- 3/8 to 5/8 in. round or 1/4 to 1/2 in. square
- Actuator Type
- Damper; Valve
- Control Signal
- SPDT; Floating; On/Off; (0)2-10 Vdc (4-20 mA w/500 ohm resistor)
- Fail Safe Mode
- Spring Return
- Torque Rating (lb-in.)
- 27 lb-in.
- Torque Rating (Nm)
- 3 Nm
- Spring Return Torque/Force (lb-in., lbf)
- 27 lb-in
- Spring Return Torque/Force (Nm, N)
- 3 Nm
- Additional Torque Ratings (lb-in.)
- Maximum Stall-- 70 lb-in.
- Additional Torque Ratings (Nm)
- Maximum Stall-- 8 Nm
- External Auxiliary Switches Available
- No
- Rotation to Open
- By switch
- Rotational Stroke Adjustment
- Mechanically limited 5 degree increments
- Timing, Nominal
- Driving @ 60 Hz-- 90 sec
- Spring Return Timing
- Maximum-- 25 sec
- Feedback
- (0)2-10 Vdc
- Shaft Adapter Type
- Self-centering clamping
- Manual operation
- N/A
- Shaft Dimensions (mm)
- 9 to 16 mm round or 6 to 13 mm square
- Spring Return Direction
- By orientation
- Input Impedance
- Min. 95 kOhm
