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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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I’ll try my Honeywell contact on Monday to see if he can shed any light on your problem, honeywepl if he knows who can. The oven lined out nicely with a slower motor and the motor did not hunt. And since the major market for this category of actuator is HVAC, well, you take what you get. Is it only the Q model that does this?

It would seem that if the motor only runs when the input hooneywell is applied through the control circuit, the motor could run 0. Being scanned indicates that maybe it was a draft, most probably is no longer current and is obsolete?

All models have auxiliary switch cams. Gas Burner Spares Limited.

Modutrol IV Motor V 90 degree stroke 30 sec Astounding, isn’t it, that a primary performance characteristic of an actuator motor, output resolution of the actuator shaft, is a closely guarded secret? Isnt user generated content great! This class of actuator can be had with Modbus, as can Rotork. Motor and circuitry operate from 24 Vac.


I am surpised that an “industrial” control motor has such poor performace. Honeywell has a higher torque motor, the Herculine series, in a different class. It took 3 calls to find someone willing to research this.

Let’s assume the actuator is a recent model Modutrol IV, model M The pdf scanned, not text, believe it or not is here: Motors are designed for either normally open or normally closed valves and dampers. Wow dan, what great info!

Request Quote Live Chat. Register for an account. We’ll keep you connected! This has helped, but not as much as a working valve would!

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

Email to a Friend. There is some interplay between a deadband adjustment in the motor and its resolution, but I can’t recall the details. I suspect the nmber of repositions steps doesn’t matter a heck of lot when the motor drives a damper in an air handler.

Order Quantity Unit Price 1 – 5 Call for pricing. I have seen that with pneumatic actuators. Images and descriptions may not accurately represent the product. I found a guy at the Honeywell support numberwho had to do 10 minutes of research to find out how many steps of resolution any Modutrol motor would provide not exactly public information.

Honeywell Modutrol IV Motor MC

You are encouraged to confirm that the manufacturer part number or SKU matches the product you seek. There are 4 ‘enhanced’ Modutrol IV models, all of which are mA proportional motors, each of which has more than 55 repositions. You can also find answers to some common questions on our FAQ page.


Models available with factory installed transformer, or a field added internal transformer.

So it follows that your motor doesn’t have the adjustment. Product Data Sheet Coming Soon. The PV oscillation synched with the motor hunting.

1pc Honeywell M7284 1000 M7284c1000 Modutrol IV Motor

Fixed torque throughout the entire voltage range. Integral auxiliary switches are available factory mounted, or can be field added. If the valve is sticking there could be some undesired results.

It is a C This is a 4 – 20 system, and the ma value does change when I change the plc output. Cross Reference Honeywell, Inc. Integral junction box provides NEMA 3 weather protection.

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

I am going to switch the motors out. Be the first to write a review. Why not an actuator where you could send the requred position and get feedback on the actual position, maybe even alter the speed of travel, all via serial comms?

I was never able to clarify why the apparent fewer reposition steps.