①
②
③
④
⑤
⑥
PV array indicator:
BAT indicator:
LOAD indicator:
3.1 LED Indicators
PV array indicator
BAT indicator
LOAD indicator
ERROR indicator
Indicating the controller's current charging mode.
Indicating the battery's current state.
Indicating the load
'
s On/ Off and state.
Indicating whether the controller is functioning normally.
Steady on
Slow flashing
(a cycle of 2s with on and off each lasting for 1s)
Single flashing
(a cycle of 2s with on and off lasting respectively for
0.1s and 1.9s)
Quick flashing
(a cycle of 0.2s with on and off each lasting for 0.1s)
Double flashing
(a cycle of 2s with on for 0.1s, off for 0.1s, on again
for 0.1s, and off again for 1.7s)
Off
MPPT charging
Boost charging
Floating charging
Equalizing charging
Current-limited
charging
No charging
No.
Indicator state
Charging state
Graph
Indicator state
Steady on
Slow flashing
(a cycle of 2s with on and off each lasting for 1s)
Quick flashing
(a cycle of 0.2s with on and off each lasting for 0.1s)
Battery state
Normal battery voltage
Battery over-discharged
Battery over-voltage
Indicator state
Off
Quick flashing
(a cycle of 0.2s with on and off each lasting for 0.1s)
Steady on
Battery state
Load turned off
Load overloaded/ short-circuited
Load functioning normally
ERROR indicator:
Indicator state
Off
Steady on
Battery state
System operating normally
System malfunctioning
