GD350A series high-performance multifunction VFD
-227-
Function
code
Name
Description
Default Modify
1: Reverse
P20.03
Detection time of
encoder offline fault
Detection time of encoder offline fault.
Setting range: 0.0–10.0s
2.0s
○
P20.04
Detection time of
encoder reversal
fault
Detection time of encoder reversal fault.
Setting range: 0.0–100.0s
0.8s
○
P20.05
Filter times of
encoder detection
Setting range: 0x00–0x99
Ones place: Low-speed filter time,
corresponds to 2^(0–9)×125
μ
s.
Tens place: High-speed filter times,
corresponds to2^(0–9)×125
μ
s.
0x33
○
P20.06
Speed ratio
between encoder
mounting shaft and
motor
You need to set the function code when the
encoder is not installed on the motor shaft
and the drive ratio is not 1.
Setting range: 0.001–65.535
1.000
○
P20.07
Control parameters
of SM
Bit0: Enable Z pulse calibration
Bit1: Enable encoder angle calibration
Bit2: Enable SVC speed measurement
Bit3: Reserved
Bit4: Reserved
Bit5: Reserved
Bit6: Enable CD signal calibration
Bit7: Reserved
Bit8: Do not detect encoder fault during
autotuning
Bit9: Enable Z pulse detection optimization
Bit10: Enable initial Z pulse calibration
optimization
Bit12: Clear Z pulse arrival signal after stop
0x3
○
P20.08
Enabling Z pulse
offline detection
0x00–0x11
Ones place: Z pulse
0: Do not detect
1: Enable
Tens place: UVW pulse (for SM)
0: Do not detect
1: Enable
0x10
○
P20.09
Initial angle of Z Relative electric angle of encoder Z pulse and
0.00
○
