s M, M, M, M, and M are . Your local Honeywell Home and Building Control Sales Office (check white pages of your phone directory). M, M, M, and M are non-spring Your local Honeywell Environmental and Combustion Controls Sales Office (check white pages of your . Find great deals for 1pc Honeywell M Mc Modutrol IV Motor. Shop with confidence on eBay!.

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1pc Honeywell M7284 1000 M7284c1000 Modutrol IV Motor

There seems to be some kind of deadband effecting the repsone of the valve. If you are uncertain or have questions, please email at support controlscentral. It is a new modutrol tho. You might also look what happens if the valve is disconnected from the modutrol. JPG But it’s given its cost, a can only be justified where the torque and resolution performance is required, like ID or FD control dampers on boilers. Ill let everyone know how much more accurate it is.

Honeywell Modulating Motor M C – Unitech Combustion, Ahmedabad | ID:

Heres another question then, what acctuators does everyone else use for things such as port valve motors? I suspect the nmber of repositions steps doesn’t matter a heck of lot when the motor drives a damper in an air handler.


Have you seen our Winter Catalog or Special? Now, it could be 2. It would seem that if the motor only runs when the input voltage is applied through the control circuit, the motor could run 0.

It sure wasnt easy getting it out of honeywell, I am glad you did.

Motors are designed for either normally open or normally closed valves and dampers. Ive placed some calls to our honeywell people, but I cant seem to find anyone at honeywell that actually knows. Email to a Friend. While investigating a “poor control” complaint, I discovered that Barber Colman motors this was 20 years ago used the same die cast housing, same electric motor, same slidewire, but just changed the gear train.

I did it, it worked. I do not see the pots the manual talks about on it. Let’s assume the actuator is a recent model Modutrol IV, model M The pdf scanned, not text, believe it or not is here: It is a Honeywe,l I am going to switch the motors out.

Honeywell M7284, M7285 & M7294 Modutrol IV™ Series 2 Motors

Be the first to write a review. The PV oscillation synched with the motor hunting. Order Quantity Unit Price 1 – 5 Call for pricing. The oven lined out nicely with a slower motor and the motor did not hunt.

JavaScript seems to be disabled in your browser. I am surpised that an “industrial” control motor has such poor performace. We have one of their higher accuracy ones now that will be installed next week.


The original link I gave was a scanned pdf, whose document number has no other hits on the web.

Honeywell, Inc. MA M; M; M; M Modutrol IV Motors at Controls Central

Is it only the Q model that does hnoeywell Register for an account. The result of his research is that all except 4 models and all on-off motors have 55 “repositions”, or steps m724 resolution.

Being scanned indicates that maybe it was a draft, most probably is no longer current and is obsolete? So it follows that your motor doesn’t have the adjustment. I was never able to clarify why the apparent fewer reposition steps.

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It isn’t clear how many more repositions or how much more step resolution ‘enhanced’ means. Integral junction box provides NEMA 3 weather noneywell. I have a new M in my office and will see how it reacts with different VR3 settings.