Honeywell ML7984 Valve Actuator (ML7420A8088-E / M...
Shop the Honeywell ML7984 Valve Actuator (ML7420A8088-E, ML7984A4009). Reliable direct coupled actuator for V5011/V5013 valves, offering precise HVAC control. Versatile signal compatibility & flexible power. Direct Coupled Valve Actuator,valve actuator for HVAC
Honeywell Direct Coupled Valve Actuator – ML7420A8088-E / ML7984A4009
The Honeywell ML7984 Valve Actuator (including variants ML7420A8088-E and ML7984A4009) is a robust, self-contained motorized solution designed to deliver dependable performance for two-way and three-way valves. Engineered for ease of installation and flexibility, this Honeywell actuator offers precise linear control with up to 19 mm (3/4″) of stem travel, making it ideal for a wide range of HVAC and building automation applications. It’s a leading choice for Honeywell FCU valve actuators and Honeywell home actuators.
Key Features & Benefits
- Versatile Signal Compatibility: Seamlessly integrates with popular electronic modulating controllers like Honeywell Series 70 (2-10Vdc, 4-20mA) and Series 90 (135 Ω).
- Flexible Power Options: Operates on common transformer systems, supporting both Vac and Vdc power supplies. This Honeywell actuator motor 24v utilizes a convenient 3-wire system.
- Field-Configurable:Â Easily set functionality with accessible DIP switches for direct/reverse action and controller type selection. Terminals are field-selectable for 2-10Vdc or 4-20mA input.
- Robust Performance:Â Delivers a strong valve seat closing force of 710 Newton (160 lbs.) for secure sealing.
- Self-Adjusting Design:Â Automatically adapts to valve stroke up to 19 mm (3/4″) for simplified setup.
- Multipose Mounting: Can be installed in various orientations to suit different system layouts, perfect for Honeywell 3 way valve actuators.
- Durable and Reliable:Â Built for longevity with an expected life of 50,000 full stroke cycles, 1,000,000 repositions, or 10 years.
- Integrated Protection:Â Electronic current sensing provides internal protection and ensures positive full closing force.
- Compact Footprint:Â Space-saving design for easier integration into existing systems.*
Technical Specifications
| Feature | Specification |
|---|---|
| Model Numbers | ML7984A4009, ML7420A8088-E |
| Stem Travel | 19 mm (3/4″) or less |
| Closing Force | 710 N (160 lbs.) Nominal |
| Power Supply | 24V (Nominal) 50/60Hz or 24 to 28 Vdc |
| Power Consumption | 6VA (Running), 12VA (Valve seating) |
| Input Signals | 2-10Vdc, 4-20mA, 135 Ω (Field selectable/configurable) |
| Input Impedance | 20 KΩ (Voltage Model), 237 Ω (Current Model) |
| Operating Temp. | 0°C to 55°C (32°F to 130°F) |
| Expected Life | 50,000 full stroke cycles / 1,000,000 repositions / 10 years |
| Valve Body Comp. | Compatible with V5011/13 A, C, F, and G types |
Applications
This Honeywell valve actuator is suitable for:
- HVAC systems
- Building automation
- Process control
- Fan Coil Units (FCUs)
It serves as a reliable Honeywell three-way valve actuator and is a key component for Honeywell distributors looking for high-quality actuator solutions.
Installation Notes
- Ensure the valve body is oriented correctly (arrow indicating flow direction).
- Mounting above the valve body is recommended to protect against leaks or condensation.
- Securely attach the drive shaft to the valve stem, ensuring no threads are visible and the set screw is tightened.
- Wire actuators in parallel for consistent voltage supply.
- Important: Configure DIP switches for correct operation and controller compatibility before applying power.
Ordering Information / Accessories
- Honeywell ML7984 Valve Actuator:
- ML7420A8088-E
- ML7984A4009
- (Specify valve body type when ordering – e.g., for V5011/13 A/C or V5011/13 F/G)
- Optional Accessories:
- Auxiliary switch assemblies (1-SPDT or 2-SPDT)
- Mounting hardware kits
- Resistor kits for specific Series 90 applications
Direct Coupled Valve Actuator,valve actuator for HVAC
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