Wuhan Huazhong Numerical Control HNC-18M, Operator'S Manual, Page: 116 / 119

9 PARAMETERS
102
Offset distance after find the encoder’s zero position.
Rapid traverse speed for reference approach
Speed before touch the reference switch.
Slow speed for reference approach(mm/m)
Speed used to find the encoder’s zero position after
touch the reference switch
Deceleration distance for G60
Distance between the deceleration point and the
command position while use G60 to do uni-direction
position.
Rapid traverse rate(mm/min)
Speed for rapid traverse. G0 use this speed.
Maximum feedrate(mm/min)
Maximum feed rate for this axis.
Acc. time constant for rapid traverse(mm/min)
Acceleration time to get a speed increase of
1000mm/min during rapid traverse motion.
Jerk time constant for rapid traverse(ms)
Jerk time to get an acceleration increase of
1000mm/sec
2
during rapid traverse motion
Acc. time constant for feeding
Acceleration time to get a speed increase of
1000mm/min during machining feeding.
Jerk time constant for feeding
Jerk time to get an acceleration increase of
1000mm/sec
2
during machining feeding
Track tolerance
Maximum tracking error.