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M7215
Damper Motors
PRODUCT DATA
FEATURES
• M7215 Damper Motors provide modulating control of economizer dampers from a 2-10 Vdc controller.
• Quiet, high efficiency drive motor.
• High impact, glass-fiber reinforced plastic case is rugged, lightweight and corrosion resistant.
• Provides 2-10 Vdc output signal proportional to the shaft position.
APPLICATION
M7215 Damper Motors provide 25 lb-in. torque with spring return and 2-10 Vdc modulating control of economizer systems, ventilation dampers and combustion air dampers used in residential or commercial HVAC equipment.
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Contents |
Application ........................................................................ |
1 |
Features ........................................................................... |
1 |
Specifications ................................................................... |
2 |
Ordering Information ........................................................ |
2 |
Installation ........................................................................ |
3 |
Operation and Checkout .................................................. |
4 |
63-2556-01
DAMPER MOTORS
SPECIFICATIONS
Models: ML7215: 25 lb-in. (2.8 N•m) torque, foot-mounted spring-return damper motor with 2-10 Vdc feedback signal. Accepts 2-10 Vdc control signal.
Dimensions: See Fig. 1.
Electrical Ratings:
Supply Voltage: 24 ±6 Vac 50/60 Hz.
Power Consumption:
24 Vac, 60 Hz: 8.7 VA.
24 Vac, 50 Hz: 8.4 VA.
Torque:
Lift and Hold: 25 lb-in. (2.8 N•m).
Spring Return: 25 lb-in. (2.8 N•m).
Breakaway: 40 lb-in (4.5 N•m).
IMPORTANT
Never use motor continuously at the breakaway torque rating.
NOTE: NOTE:Breakaway torque available to overcome occasional large loads such as a seized damper.
Stroke:
Travel: 90°.
Timing:
Driving: 86 ±5 seconds.
Spring Return: 13 ±5 seconds.
Motor Rotation (Viewed From Shaft End):
Closed Position: Limit of clockwise rotation. Open Position: Limit of counterclockwise rotation. Crank Arm Rotation Limits: See Fig. 2.
Shipped with shaft in closed position.
Ambient Ratings:
Temperature:
Operating: -25°F to +125°F (-32°C to +52°C). Storage: -30°F to +150°F (-34°C to +66°C).
Humidity: 5 to 95 percent relative humidity, noncondensing.
Terminal Connections: 1/4 in. (6 mm) quick-connect terminals mounted on motor.
Shaft: Single-ended drive shaft with crank arm supplied.
Reliability:
Full-Stroke Cycles: 60,000.
Repositions: 1,500,000.
Approvals:
Underwriters Laboratory Inc.:
Flammability Rating: UL94-5V.
Component Recognized: File No. E4436, Guide No.
XAPX2, Vol. 9, Section 1, 7-25-83.
Accessories: See Table 1.
4-1/2 (114)
1/4 (6)
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4-1/32 |
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1-3/8 (35) |
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(102) |
4-1/2 |
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4-1/2 |
(114) |
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3-1/8 (79) |
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(114) |
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5 |
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(127) |
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2-1/4 (57) |
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7/16 |
3-1/2 (89) |
1-1/4 |
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(11) |
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(32) |
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5-3/16 (132) |
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TOP VIEW |
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SIDE VIEW |
POWER END VIEW |
M3851 |
Fig. 1. M7215 Damper Motor dimensions in in. (mm).
ORDERING INFORMATION
When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to the TRADELINE® Catalog or price sheets for complete ordering number.
If you have additional questions, need further information, or would like to comment on our products or services, please write or phone:
1.Your local Honeywell Automation and Control Products Sales Office (check white pages of your phone directory).
2.Honeywell Customer Care 1885 Douglas Drive North
Minneapolis, Minnesota 55422-4386
In Canada—Honeywell Limited/Honeywell Limitée,
International Sales and Service Offices in all principal cities of the world. Manufacturing in Australia, Canada, Finland, France, Germany, Japan, Mexico, Netherlands, Spain, Taiwan, United Kingdom, U.S.A.
63-2556—01 |
2 |
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