1
Load information
Indicates output overload.
Indicates the load level by 0-24%, 25-49%, 50-74%, and 75-100%.
0%~24%
25%~49%
50%~74%
75%~100%
Mode operation information
Indicates connection to an AC input source.
Indicates connection of the PV array.
Indicates solar is being used to charge the battery bank.
Indicates the DC/AC inversion is working.
Mute operation
Alarm is disabled.
Warning:
Will not signal a fault when disabled!
LCD Setting
After pressing and holding ENTER button for 3 seconds, the unit will enter setting mode. Press “UP” or “DOWN”
buttons to select setting programs. Then, press the “ENTER” button to confirm the selection or the ESC
button to exit.
Program
Description
Selectable option
00
Exit setting menu
Escape
01
Output source priority selection
SUB
(Default)
Solar energy provides power to the
loads as first priority.
If solar energy is not sufficient to
power all connected loads, Utility
energy will supply power to the loads
at the same time.
SBU
Solar energy provides power to the
loads as first priority.
If solar energy is not sufficient to
power all connected loads, battery
energy will supply power to the loads
at the same time.
Utility provides power to the loads
only when battery voltage drops to
either low-level warning voltage or
the setting point in program 20, or if
solar and battery is not sufficient.
