Field Instruments

General

MS3103, MS3105, MS4103, MS4105, MS7403, MS7405, MS7503, MS7505, MS8103, MS8105 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 requiring spring return fail-safe operation. Applications include:

Features

• 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.
• Linear stroke globe or cage valves mounted with linkages to provide linear actuation.
• Available with cable on select models

Specifications

• Make: Honeywell
• Model: MS4105A1030
• Torque: 5 Nm
• Supply Voltage: 100-250 Vac @50/60Hz
• Running Time: 45 Sec
• Stroke: 95° ±3°, mechanically limited
• Control Type: Two position (SPDT)
• Feedback Signal: No.
• Minimum Damper Shaft Length: 1 in. (25 mm); 3 in.(76 mm) recommended.
• Aux Switches: No
• Humidity Ratings: 5% to 95% R.H., Non-Condensing