DtiCorp.com is Introducing the New Honeywell MN7505A2001 Actuator
(News4us.com) July 12, 2012
Honeywell MN7505 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 and Linear stroke globe or cage valves mounted with linkages to provide linear actuation.
– Access cover to facilitate connectivity.
– Declutch for manual adjustment.
– Mechanical end limits.
– Field-installable auxiliary switches.
– Rotation direction selectable by switch.
– Mountable in any orientation.
– UL listed.
– Available with cable on select models.
– Torque Ratings: 44 lb-in. (5 Nm).
– Electrical Connections: Field wiring 14 to 22 AWG (2.0 to 0.344 mm sq) to screw terminals, located under the removable access cover.
– Stroke: 95° ±3°.
– Input Impedance: 95K ohms minimum for MN7505.
– Feedback Signal: 0 or 2-10 Vdc for MN7505.
– Driving Current: 3 mA minimum for MN7505.
– Timing (At Rated Torque and Voltage): Drive Open (typical): 90 seconds.
– Temperature Ratings (Ambient): -5°F to 140°F (-20°C to 60°C).
– Shipping and Storage: -22°F to 176°F (-30°C to 80°C).
– Humidity Ratings: 5% to 95% RH noncondensing.
– Design Life (at Rated Voltage): 60,000 full stroke cycles; 1,500,000 repositions.
– End Switches (Two SPDT): Class II circuits only.
– Settings (fixed): 5° nominal stroke, 85° nominal stroke.
– Device Weight: 1 lb (0.45 kg).
– Cable Specification: 300 V, 75° C, Plenum Rated, 3 ft length from end of access cover, 18 AWG
– Mounting: Self-centering shaft adapter (shaft coupling).
– Round Damper Shafts: 3/8 to 5/8 in. (9 to 16 mm).
– Square Damper Shafts: 1/4 to 1/2 in. (6 to 13 mm).
– Actuator can be mounted with shaft in any position.
– Minimum Damper Shaft Length: 1-5/8 in. (41 mm); 3 in. (76 mm) recommended.
– Noise Rating at 1m (Maximum): 35 dB(A) max at 1 m.
– Environmental Protection Ratings: NEMA2 IP54.
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