ML7421 Installation Manual & Owner's Guide

Description

ML7421 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 ML7421 Installation Manual. Study the owner's guide in English.

Honeywell ML7421 Q & A

What is a ml7421a non spring return electric linear valve actuator?

• The ML7421A,B Non-Spring Return Electric Linear Valve Actuators aremodulating control actuators used with controls that provide an analog output of 0 to 10 Vdc or 2 to 10 Vdc. These actuators operate standard Honeywell valves in HVAC applications. An internal selector plug can be used to reverse the direction of action.

What are the features of the ml7420?

• • Manual operator. • Synchronous motor. • Maintenance free. • ML7420 has an internal selector plug that can be used to reverse the direction of action. Technical Info.

Does the ml7421 have a manual operator knob?

• The ML7421 is equipped with a manual operator knob (see Fig. 10) to open or close the valve in the event of power failure. Turn off or disconnect the power supply before manually operating the ML7421.

What does ml7425 stand for?

• ML6425, ML7425 SPRING RETURN ELECTRIC LINEAR VALVE ACTUATORS ® U.S. Registered Trademark © 2007 Honeywell International Inc.

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