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info Upgraded
Status 4 Green Blinks
LED indicator showing 4 green blinks — battery voltage is 0.25V below Absorption Voltage setting for 12V systems (or 0.5V below for 24V systems).
? What Causes This
Battery is very close to absorption voltage threshold.
ⓘ What This Means
This is normal operation. The battery will transition to absorption charging stage momentarily.
Source: page 34 of the official manual
From the manual
This error code appears in:
Upgraded 30A Solar Charge Controller