GD350A series high-performance multifunction VFD
-231-
Function
code
Name
Description
Default Modify
2: A: Positive pulse
Channel A is positive pulse; channel B needs
no wiring
3: A/B dual-channel pulse; channel A pulse
edge counts up, channel B pulse edge counts
down
Tens place: Pulse direction
Bit0: Set pulse direction
0: Forward
1: Reverse
Bit1: Set pulse direction by running direction
0: Disable, and BIT0 is valid;
1: Enable
Hundreds place: Pulse/direction frequency-
multiplication selection (reserved)
0: No frequency- multiplication
1: Frequency- multiplication
Thousands place: Pulse control selection
Bit0: Pulse filter selection
0: Inertia filter
1: Average moving filter
Bit1: Overspeed control
0: No control
1: Control
P21.02
APR gain 1
The two automatic position regulator (APR)
gains are switched based on the switching
mode set in P21.04. When the spindle
orientation function is used, the gains are
switched automatically, regardless of the
setting of P21.04. P21.03 is used for dynamic
running, and P21.02 is used for maintaining
the locked state.
Setting range: 0.0–400.0
20.0
○
P21.03
APR gain 2
30.0
○
P21.04
Switching mode of
position loop gain
The function code is used to set the APR gain
switching mode. To use torque command-
based switching, you need to set P21.05; and
to use speed command-based switching, you
need to set P21.06.
0
○
