F2-13ǃF2-14ǃF2-15ǃF2-16.Reduce the value of F2-01ǃF2-04)
NOTE: The slow response of the speed and current loop will affect the
pressure stability directly, if the condition allows, please set the stronger speed
loop and current loop response.
3.3 Servo Pump Application Trail Run
3.3.1 AI zero drift auto-correction˄A3-20˅˖
Note: Make sure that the drive runs at zero speed before Al zero drift
auto-correction
F00-08= “0”, start “RUN” signal. Please make sure F00-02= “0”
Set AI zero drift auto correction parameter A3-20 to 1, the drive will conduct an
AI zero drift auto correct operation:
Write the detection value zero drift of three analog channel into the parameters,
they are F4-18 (AI1 is the minimum input), F4-23 (AI2 is the minimum input),
F4-28 (AI3 is the minimum input). The detection value of zero drift can be
found at U1-07, U1-08, and U1-09.
3.3.2
Oil pressure control mode selection˄A3-00˅:
a)A3-00˙“0”˖Non- Oil pressure control mode
b)A3-00˙“1”˖Drive oil pressure control mode 1.CAN provides oil pressure
command and flow command, AI3 analog Channel provides oil pressure
feedback command, the drive conducts oil pressure control.
c)A3-00˙“2”˖Drive oil pressure control mode2. AI1 provide oil pressure
command, AI2 analog channel provide flow command, AI3 analog
Channel provides oil pressure feedback command, and the drive
conducts oil pressure control.
d)A3-00˙“3”˖ Oil pressure control mode (special use), the control
parameters of group A3 servo pump control group are inactive.
e˅A3-00˙“4”˖Reserved.
3.3.3
Auto-setup of the parameters in the oil pressure control mode
When the non-oil pressure mode switches to the oil pressure mode
˄A3-00“0”˅, the relevant parameters will be automatically set. See the
following table for details.
Function
Code
Function Code
Description
Setup
F0-01 Control mode 1(Vector control mode)
F0-02 Command source 1(Terminal command source)
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