LED Indicators
Batt. Full
Lit:
Battery/Batteries charged 100%
>80%
Lit: Battery almost fully charged.
The solar charge controller is
charging with constant charging
current.
Charge
Only DSC 12:
Lit: Charging process active.
Off: Insufficient solar energy
available.
Flashes 1x per sec:
Device is overheating.
Flashes 2x per sec: Overvoltage
at battery or solar panel.
MPP
Lit: Device is operating normally
and is charging.
Flashing every 2 sec: Indicates
readiness for operation when
there is insufficient solar energy
(at night).
Batt. Low
Lit: Undervoltage at battery
MAIN-I. Charge battery as soon
as possible!
All LEDs flash:
Only DSC 12, DSC 25:
The switches for „MAIN-I“ are
configured incorrectly. As a
precaution, the solar charge
controller has deactivated itself.
Set the switches to a correct
configuration according to the
table in the section “Instructions
for Battery Charging”.
Only SC 20, SC 40:
Voltage error.
Load
Only SC 20, SC 40:
Lit: Undervoltage protection.
Of: Overload or short circuit.
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