NDS SUNCONTROL2, User Manual

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7. Led indicators
The two LEDs on the upper part of the device, marked
B1 and B2, allow you to quickly understand the charge
status of the connected battery.
Each LED can emit different colors referred to a precise
state of charge of the battery, the table below explains
the relationship between the LED color and the battery
state of charge.
10
SIGNAL MEANING
Red LED Charging
Orange LED Reconditioning
Green LED Fully charged / Maintenance
CAUTION
A fast flashing of both LEDs (with the solar panel active) shows
an error due to the internal fuse breaking, or services battery
voltage below 6V.
B2 - PHASE DISCUSSION
PULSE CHARGE
With voltage between 8V and 10.5V, a variable
current between 1A and 2A, every 5 seconds.
Timeout 4 hours.
RECONDITIONING
With voltage between 10.5V and 12.0V, an
approximately 2A costant current will be delivered.
Timeout 8 hours.
BULK CHARGE
With battery voltage between 12V and 14,4V, will be
delivered a 5A constant current.
ABSORPTION
CHARGE
With battery voltage 14,4V will be delivered a 14,4V
constant voltage. The delivered current will
decrease as the battery state of charge increases
till about 3A. Timeout 6 hours.
MAINTENANCE
This phase keep a constant voltage of 13,5V.
Timeout 8 hours.