MS4120F Installation Manual & Owner's Guide


MS4120F Installation Manual, It is necessary to configure the programmable comfort control thermostat before starting its work. This will further ensure continuous and correct operation of the MS4120F Installation Manual. Study the owner's guide in English.

Honeywell MS4120F Q & A

How much does a ms4120f weigh?

  • Dimensions: See Fig. 1. Device Weight: MS4120F, MS4620F, S20230-F: 7.5 lb (3.4 kg) MS8120F, S2024-F: 6.25 lb (2.8 kg) Stroke: 95° ± 3°, mechanically limited. Electrical Ratings: Power Input: MS4120F: 120 Vac ±10%, 60 Hz.

How does a ms4120f DCA work?

  • MS4120F, MS4620F, and MS8120F DCA are designed to operate a damper by driving the shaft in either clockwise or counterclockwise direction. Each actuator housing has two slots on the bottom, either of which, with a 205649 Mounting Bracket, secures it flush to a damper box.

What is a ms4120f actuator?

  • MS4120F; MS4620F; MS8120F; S2024-F; S20230-F FAST-ACTING, TWO-POSITION ACTUATORS OPERATION The actuators are designed for use in Smoke Control Systems. If power fails, the actuator spring returns to the 0° position. The actuator mounts flush with the damper box. The actuator drives from 0° to 95° and spring returns back to 0°.

How to fix ms4120f (120 VAC model)?

  • MS4120F (120 Vac model) 1. Check damper position. 2. Connect 120 Vac to the black and white leadwires to drive the damper to the open position. The actuator should drive the damper. 3. If the actuator does not run, remove power for at least two seconds. 4. If the actuator spring returns, allow it to close entirely, then return to step 2. 5.

Honeywell Global

Honeywell International Inc. is an American publicly traded, multinational conglomerate headquartered in Charlotte, North Carolina. It primarily operates in four areas of business: aerospace, building technologies, performance materials and technologies (PMT), and safety and productivity solutions (SPS).[3] Honeywell is a Fortune 100 company, ranked 92nd in 2019.[4] The company has a global workforce of approximately 110,000 workers, with approximately 44,000 employed in the United States.[5][6] The current chairman and chief executive officer (CEO) is Darius Adamczyk.[7]

The company's current name, Honeywell International Inc., is the product of a merger of Honeywell Inc. by acquisition to AlliedSignal during 1999. The company headquarters were consolidated with AlliedSignal's headquarters in Morristown, New Jersey; however, the combined company chose the name "Honeywell" because of the considerable brand recognition.[8] Honeywell was a component of the Dow Jones Industrial Average index from 1999 to 2008. Prior to 1999, its corporate predecessors were included dating back to 1925, including early entrants in the computing and thermostat industries.[9][10] In 2020, Honeywell rejoined the Dow Jones Industrial Average index[11] and the following year moved its stock listing from the New York Stock Exchange to the Nasdaq

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