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Manual Honeywell ML6421

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  • Honeywell ML6421 - page 1

    PRODUCT DATA 63-2515-4 ® U.S. Registered T rademark Copyright © 2002 Honeywell • All Rights Reserved ® ML6421, ML7421 Non-Spring Return Electric Linear Valve Actuators APPLICATION The ML64 21A,B Non -Spring Return Electric L inear V alve Actuat ors are su itable for use with low-vo ltage, sin gle-pole double-th row (spdt ), Series 60 two-posit ...

  • Honeywell ML6421 - page 2

    ML6421, ML7421 NON-SPRING RETURN ELECTRIC LINEAR V ALVE ACTUATORS 63-2515—4 2 ORDERING INFORMATION When purc hasing re placement a nd mod ernizatio n product s from your TRADEL INE® wholes aler or dis tributor , refer to th e TRADELINE® Ca talog or price s heets for c omplete ordering nu mber . If you hav e additi onal ques tions, ne ed further ...

  • Honeywell ML6421 - page 3

    ML6421, ML7421 NON-SPRING RETURN ELECTRIC LINEAR V ALVE ACTUATORS 3 63-2515—4 Fig. 1. A pproximate dimensi ons of ML64 21, ML742 1 Electric Linear V alve Actuator s in in. (mm ). INSTALLATI ON When Instal ling this Prod uct… 1. Read ins tructions carefully . Failure to fol low them c ould damage the produc t or ca use a haz ardous cond ition. 2 ...

  • Honeywell ML6421 - page 4

    ML6421, ML7421 NON-SPRING RETURN ELECTRIC LINEAR V ALVE ACTUATORS 63-2515—4 4 Moun ting 1. Place th e actuator on the valve wit h the U-bo lt around the val ve colla r . Se e Fig. 2. IMPORT ANT When ti ghteni ng the set sc rews, fi rst tigh ten the right set scr ew . Se e Fig. 2. 2. Place the U -bolt agai nst the valv e colla r and secure the act ...

  • Honeywell ML6421 - page 5

    ML6421, ML7421 NON-SPRING RETURN ELECTRIC LINEAR V ALVE ACTUATORS 5 63-2515—4 Fig. 5. ML6 421 typ ical wir ing diagra m. Fig. 6. ML7 421 typ ical wir ing diagra m. Fig. 7. M L7421 wirin g using volta ge input control and separate tra nsformers. Fig. 8. ML7 421 wiring using voltage input co ntrol and a common tr ansformer . Fig. 9. R eplacing a ct ...

  • Honeywell ML6421 - page 6

    ML6421, ML7421 NON-SPRING RETURN ELECTRIC LINEAR V ALVE ACTUATORS 63-2515—4 6 OPERATION General The dr ive of the actuator s ynchrono us motor i s convert ed into the line ar motion of the actuator s tem by usin g a worm gear transmi ssion. A butt on retai ner clip connects the actua tor stem to the valv e stem. The i nter nal forc e sens or , us ...

  • Honeywell ML6421 - page 7

    ML6421, ML7421 NON-SPRING RETURN ELECTRIC LINEAR V ALVE ACTUATORS 7 63-2515—4 Actuator Override T o override the contr ol signal (for freeze protectio n or si milar applic ations), c onnect th e 24 V ac co mmon (T2) to either termina l O1 or O 2. Connecti ng to term inal O1 fully ext ends the actua tor stem. Con necting to O2 ful ly retracts the ...

  • Honeywell ML6421 - page 8

    63-2515 — 4 B . B . Re v . 1 -0 3 ww w . hone y well . c om Printed in U.S.A. on recycled paper containing at least 10% post-consumer paper fibers. Automation and Control Solutions Honeywell International Honeywell Europe S.A. Honeywell Latin American Honeywell Honeywell Limited-Honeywell Limitée Control Products 3 Avenue du Bourget Region 1985 ...

Manufacturer Honeywell Category Automobile Parts

Documents that we receive from a manufacturer of a Honeywell ML6421 can be divided into several groups. They are, among others:
- Honeywell technical drawings
- ML6421 manuals
- Honeywell product data sheets
- information booklets
- or energy labels Honeywell ML6421
All of them are important, but the most important information from the point of view of use of the device are in the user manual Honeywell ML6421.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Honeywell ML6421, service manual, brief instructions and user manuals Honeywell ML6421. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Honeywell ML6421.

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A complete manual for the device Honeywell ML6421, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Honeywell ML6421 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Honeywell ML6421.

A complete Honeywell manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Honeywell ML6421 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Honeywell ML6421, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Honeywell ML6421, that we can find in the current document
3. Tips how to use the basic functions of the device Honeywell ML6421 - which should help us in our first steps of using Honeywell ML6421
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Honeywell ML6421
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Honeywell ML6421 in a specific country, if it was not possible to solve the problem on our own.

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