7
H:
Operating Frequency
P:
The Actual Pressure of Pump Outlet
L:
The Set Pressure of Pump Outlet
A:
Output current
D:
DC Bus Voltage
U:
Output Voltage
4.2 Operation Procedure
Power-on Initialization
When power is switched on the system initializes and LED displays controller model.
After the initialization is completed, the controller switches to stand-by mode.
Parameter Setting
Three levels of menu are available as below:
1. Primary Interface first-level function code
2. Second-level function code
3. Function code setting value third-level function code setting value
Ÿ
Press
<</SHIFT
or
>>/SHIFT
to switch to display running/stop status
monitoring parameters.
Ÿ
At the primary interface, press
PRG/ESC
to enter the first-level menu then press
PRG/ESC
to return to the primary interface.
Ÿ
At the first-level menu, press
DATA/ENT
to enter the second-level menu. Second-
level menu press
PRG/ESC
and
DATA/ENT
to return to first-level menu or enter
third-level menu.
Ÿ
At third-level menu, press both
PRG/ESC
and
DATA/ENT
to return to the second-
level menu the difference being by:
Ÿ
Pressing
DATA/ENT
the controller save the parameters in the controller
and returns to the second-level menu with shifting to the next function code
automatically.
Ÿ
Pressing
PRG/ESC
will return immediately to the second-level menu without
saving the parameters; and stay at the current function code.
Example 1: Change factory pressure setting 3.0 bar to 2.5 bar
Method 1:
Enter parameter setting
