SI21 Solar Pump VFD Manual
1-9: Respectively, a power VF curve of
1.1-1.9;
10: Square VF curve;
11: Custom VF curve;
V/F
0.0%: automatic torque boost
0.1%~30.0%: manual torque boost
Range of settings and definition
Factory default
(setting range)
Terminal X1
function
selection
V/F SVC
See the function of terminal X for details.
Terminal X2
function
selection
V/F SVC
See the function of terminal X for details.
Terminal X3
function
selection
V/F SVC
See the function of terminal X for details.
Terminal X4
function
selection
V/F SVC
See the function of terminal X for details.
V/F SVC
Define the signal received by the terminal.
The voltage signal below this value is
processed by the limit value.
AI lower limit
corresponding
setting
V/F SVC
Set the percentage of the corresponding set
value
V/F SVC
Define the signal received by the terminal.
The voltage signal above this value is
processed according to the upper limit
value.
AI upper limit
corresponding
setting
V/F SVC
Set the percentage of the corresponding set
value
V/F SVC
0: 0V~10V
1: 4.00mA~20.00mA
2: 0.00mA~20.00mA