ML7999A2001 Honeywell Industrial Actuator with Feedback Potentiometer

Product Overview

The Honeywell ML7999A2001 is a high-performance industrial actuator designed for precise valve control. This powerful motor delivers 100 lb-in torque to manage gas valves and dampers effectively. It features a universal power supply that works with worldwide voltage standards. The unit includes a password-protected hex signal for high-level security. Engineers value its integral feedback potentiometer for real-time position monitoring. This model ensures long-term reliability with a design life of over 2,000,000 repositions.

Technical Specifications

• Brand: Honeywell
• Model Number: ML7999A2001
• Power Input: 100 to 240 Vac (+10%/-15%)
• Operating Frequency: 50/60 Hz
• Power Consumption: 15 VA maximum
• Torque Rating: 100 lb-in (11.3 Nm)
• Stall Torque: 150 lb-in (17 Nm) maximum
• Actuator Stroke: 95 degrees nominal
• Position Accuracy: +/- 0.1 degree
• Feedback Potentiometer: 5000 ohms resistance
• Timing (90 Degrees): 24 to 30 seconds
• Operating Temperature: -40F to +140F (-40C to +60C)
• Humidity Range: 5 to 95 percent RH non-condensing
• Vibration Resistance: 0.5g continuous (V2 level)
• Sound Level: 55 dBA at 1 meter

Installation and Compatibility

• Direct Coupling: Fits 1/2 inch round or square shafts directly.
• Shaft Adapters: Works with 5/16 inch and 3/8 inch shafts using accessories.
• Wiring Safety: Separate compartments for line voltage and low voltage control wires.
• Valve Compatibility: Supports Honeywell V51 Butterfly Gas Valves with bracket kits.
• Mounting Orientation: Mounts in any position to fit tight industrial spaces.

Advanced Features and Diagnostics

• Secure Operation: Requires an 8-digit hexadecimal ID from the R7999 controller.
• Self-Centering: Reduction accessories ensure perfect shaft alignment every time.
• Drive Logic: Responds to differential voltage signals for clockwise or counterclockwise motion.
• Status Feedback: Potentiometer provides constant hub position data to the control system.
• Mechanical Limits: Built-in stops prevent over-rotation and protect connected valves.

Applications and Environment

• Typical Use: Industrial burner control systems and commercial HVAC gas lines.
• Resilience: High tolerance for extreme temperatures and vibrating environments.
• Security Focus: Ideal for systems requiring restricted access and authorized control signals.

Shipping and Service Information

• Certification: UL873 and CE Certified for safety.
• Package List: Includes one ML7999A2001 actuator and installation hardware.
• Warranty: Includes a standard 12-month warranty period.
• Express Shipping: Fast delivery via FedEx, UPS, and DHL worldwide.

FAQ

• Does it require a controller? Yes, it needs an 8-digit signal from an R7999 device.
• Can I use it on larger shafts? Yes, shaft coupler assemblies are available for larger sizes.
• Is it outdoor rated? It handles high humidity but requires protection from direct rain.