Document Outline

• Purpose of This Guide
• Product Identification
• What the User Should Know
• Related Publications
• 1 INSTALLING THE HFG2.0
  • 1.1 Before Beginning
    • Inspection
    • Recommended Installation Process
    • Electrical Noise Guidelines
    • Environmental Considerations
  • 1.2 General Specification Summary
• Power Input
  • 1.3 Mechanical Installation
    • Typical Fuel System
      • Fuel Filtering
    • Dimensions
    • Mounting Considerations
      • Lifting Considerations
      • Connecting the Clevis
    • Pipe Connections
      • Flange Bolts
      • Drain Plug
      • Vent Port
  • 1.4 Electrical Connections
    • Ground Connection
    • Power Connections
      • Power Supply Requirements
      • Recommended Wiring for System Power
    • Signal Connections
      • Analog Inputs
      • Analog Outputs
      • Discrete Inputs
      • Discrete Outputs
      • RS232 Serial Communications Interface
      • Recommended Wiring for System Signals
• 2 UNDERSTANDING THE HFG2.0
  • 2.1 System Description
  • 2.2 Electrical Description
    • Power
    • Control Signals
      • RUN Command
      • RESET Command
      • DEMAND Signal
    • Feedback Signals
      • Position Feedback
      • Motor Current Feedback
    • Alarms
      • FAULT Alarm
      • OVERTEMP Alarm
    • RS232 Communications
  • 2.3 Mechanical Description
    • Actuator
      • Main Housing Assembly
      • Brushless DC Motor Assembly
        • Motor Stator
        • Motor Rotor
      • Resolver Assembly
        • Resolver Stator
        • Resolver Rotor
      • Linear Drive Mechanism
        • Screw Shaft
        • Ball Nut
        • Extension Rod and Bearings
    • Valve
      • Valve Housing Assembly
      • Orifice Assembly
      • Soft Seats
      • Return Spring
  • 2.4 Identification Plate
• 3 OPERATING THE HFG2.0
  • 3.1 Powering Up
  • 3.2 Finding Home Position
  • 3.3 Holding Motor Current State
  • 3.4 Moving to Stop Position
  • 3.5 Controlling Motion
    • Home Position
      • Dead Band
        • Hysteresis Band
    • Full Span Position (Maximum Flow)
    • Interpolation of DEMAND Signal
  • 3.6 Resetting the Actuator
  • 3.7 Monitoring System Health
    • Fault Alarms
      • FAULT Alarm
      • OVERTEMP Alarm
    • Fault File
    • Automatic Shutdown Feature
  • 3.8 Changing Set-Up Parameters
    • Power Up / Set-Up State
• 4 MAINTAINING THE HFG2.0
  • 4.1 Refurbishment
• 5 TROUBLESHOOTING
  • 5.1 FAULT File
    • Fault Descriptions
      • Driver over-current
      • Tracking error
      • Watchdog expired
      • Resolver to Digital Converter (RDC) failure
      • Unregulated Voltage Low
      • +/- 14V High/Low
      • Input voltage High/Low