Honeywell MS7505A2130 Floating or (0)2-10 Vdc (4-20 mA w/500 ohm resistor) Spring Return 44 lb-in., 5 Nm, Direct Coupled Actuator. MS4103, MS7403, MS7503, and MS8103 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.

Features

• 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 UL873