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Honeywell - ML7894A4009 - DCA Valve Act 2-10 Vdc 4-20mA Or 135 Ohm Honeywell - DCA Valve Act 2-10 Vdc 4-20mA Or 135 Ohm Input 24V

 Non-spring return direct-coupled Valve Actuator with 160 lbf rated force 24 volt



Honeywell ML7984 linkage mounts onto V5011 two-way or V5013 three-way valves and provides up to 25 mm of linear travel (stem lift). Use with Series 70 2-10 Vdc, 4-20 mA; Series 90 135 ohm; and Super Mod modulating signal controllers.



  • Uses one common transformer power supply for multiple actuators and controllers
  • Self-contained, motorized valve linkage; linkage self-adjusts to valve stroke from 12 to 25 mm (1/2- to 1-in.)
  • Strong valve seat closing force of 160 lbf (710 N)
  • Multi-pose mounting and compact size for easy installation
  • One device for Vac or Vdc power supply application
  • Electronic current sending provides internal protection and positive full-closing force
  • Available field-addable position feedback/auxiliary switch module


Customer Rating: Not Rated Yet
Quick Order Number: 517
Manufacturer: Honeywell
Part Number: ML7984A4009/U
Weight: 2.50 lbs
Stocked Item*: Yes
Quantity Available*: 0
Price: $340.83

* If an order is placed where the item is a "Non-Stocked Item" or the quantity ordered is more than the quantity available, all items in stock will be shipped and the remainder of the items will be shipped as soon as we get the "backordered" items in.


Product Specifications



Product Specifications

Dimensions (in.)
6 13/16 in. high x 4 in. wide x 3 3/16 in. deep
Dimensions (mm)
173 mm high x 102 mm wide x 82 mm deep
Screw terminals
Used With
V5011/13, VGF21, and VGF22 up to 3 in.; V5045 w/ 272629A
Weight (lb)
2.2 lb
Weight (kg)
1 kg
UV-stabilized plastic cover, aluminum base & yoke
Direct/Reverse Acting Switch
Screws onto 1/4-28 UNF threaded valve stem
50 Hz; 60 Hz
Electrical Connections
Screw terminals
Operating Humidity Range (% RH)
15 to 95% RH at 104 F (40 C)
Supply Voltage
28 Vdc; 24 Vac
Power Consumption
Driving-- 6 VA, Holding-- 12 VA
Shipping and Storage Temperature Range (F)
-40 F to +150 F
Shipping and Storage Temperature Range (C)
-40 C to + 65 C
Ambient Temperature Range (F)
32 F to 130 F
Ambient Temperature Range (C)
0 C to 55 C
Switch Ratings
24 Vac
Environmental, Electrical or Ingress Protection Rating
NEMA 3R, IP54 (mounted in vertical position),NEMA 3R
Internal Auxiliary Switch
Actuator Type
Control Signal
2 to 10 Vdc; SuperMod; 135 ohm potentiometer; 4 to 20 mA
Fail Safe Mode
Stays in place
Torque Rating (lb-in.)
160 lbf
Torque Rating (Nm)
710 N
SPDT w/ 272630D
External Auxiliary Switches Available
Stroke (in.)
1/2 to 1 in.
Stroke (mm)
13 to 25 mm
7/8 in. hole for 1/2 in. conduit
Timing, Nominal
Driving @ 60 Hz-- 63 at 3/4 in stroke
Position feedback available w/ 272630D; 2-10 Vdc
Manual operation
Input Impedance
Voltage - 20 Kohm, Current - 237ohm


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