User ManualTable of ContentsPurpose of This Guide5Product Identification5What the User Should Know6Related Publications61 INSTALLING THE HFG2.071.1 Before Beginning7Inspection7Recommended Installation Process7Electrical Noise Guidelines8Environmental Considerations81.2 General Specification Summary9Power Input91.3 Mechanical Installation10Typical Fuel System10Fuel Filtering10Dimensions11Mounting Considerations11Lifting Considerations12Connecting the Clevis12Pipe Connections13Flange Bolts13Drain Plug13Vent Port141.4 Electrical Connections20Ground Connection20Power Connections20Power Supply Requirements22Recommended Wiring for System Power23Signal Connections24Analog Inputs26Analog Outputs26Discrete Inputs26Discrete Outputs27RS232 Serial Communications Interface27Recommended Wiring for System Signals292 UNDERSTANDING THE HFG2.0312.1 System Description312.2 Electrical Description32Power32Control Signals32RUN Command32RESET Command32DEMAND Signal33Feedback Signals33Position Feedback33Motor Current Feedback33Alarms35FAULT Alarm35OVERTEMP Alarm35RS232 Communications352.3 Mechanical Description36Actuator36Main Housing Assembly36Brushless DC Motor Assembly36Motor Stator36Motor Rotor37Resolver Assembly37Resolver Stator37Resolver Rotor37Linear Drive Mechanism37Screw Shaft37Ball Nut37Extension Rod and Bearings38Valve38Valve Housing Assembly38Orifice Assembly39Soft Seats39Return Spring392.4 Identification Plate423 OPERATING THE HFG2.0453.1 Powering Up453.2 Finding Home Position453.3 Holding Motor Current State463.4 Moving to Stop Position483.5 Controlling Motion48Home Position48Dead Band48Hysteresis Band48Full Span Position (Maximum Flow)49Interpolation of DEMAND Signal493.6 Resetting the Actuator503.7 Monitoring System Health51Fault Alarms51FAULT Alarm51OVERTEMP Alarm51Fault File52Automatic Shutdown Feature553.8 Changing Set-Up Parameters56Power Up / Set-Up State564 MAINTAINING THE HFG2.0594.1 Refurbishment595 TROUBLESHOOTING615.1 FAULT File65Fault Descriptions65Driver over-current65Tracking error65Watchdog expired66Resolver to Digital Converter (RDC) failure66Unregulated Voltage Low66+/- 14V High/Low66Input voltage High/Low66Size: 1.24 MBPages: 70Language: EnglishOpen manual