Hamilton Sundstrand Company Gas Fuel Metering Valve HFG2.0 - Manual (Page 57)

PARAMETER DESCRIPTION FACTORY
SETTING
Part Number Describes part number of actuator model Per Drawing
Actuator Type Describes type of actuator Stand Alone
Command Source Sets type of command signal Analog
Home Controls the direction the actuator will
move, extending or retracting, to find the
mechanical stop (HOME)
Extend
Span Sets the maximum stroke length,
measured from the HOME position 1.0 inches
Stop Position Sets the signal loss position, measured
from the HOME position 0.0 inches
Interpolation Table Sets how Demand signal is interpolated
between defined points Linear
Position Loop Constant 63
Current Loop PID Constants
Proportional 2.0
Integral 200
Derivative 0
Velocity Loop PID Constants
Proportional 30
Integral 3,000
Derivative 0
Maximum Velocity Sets the maximum velocity 10 in/s
Maximum Force Sets the maximum force output 1267 lbf
Maximum Homing Velocity Sets the maximum velocity used to find
the HOME position 0.5 in/s
Maximum Homing Force Sets the maximum force the HFG2.0 will
use to find the HOME position 500 lbf
Maximum Holding Force Sets the maximum force to be used to
hold at the HOME position while the
position demand is < 4.1mA and > 2mA 500 lbf
Table 3-5. Typical HFG2.0 Setup Parameters With Default Values
CH. 3: OPERATING THE HFG2.0 51