Srne ML2420 - Abnormality Display and Warnings; Product Specification Parameters; Electric Parameters

operations, always make sure all power supplies of the controller have been cut off!
4.3 Abnormality Display and Warnings
No.
Error display
Description
LED indication
1
EO
No abnormality
ERROR indicator
off
2
E1
Battery
over-discharge
BAT indicator
flashing slowly
ERROR indicator
steady on
3
E2
System
over-voltage
BAT indicator
flashing quickly
ERROR indicator
steady on
4
E3
Battery
under-voltage
warning
ERROR indicator
steady on
5
E4
Load short circuit
LOAD indicator
flashing quickly
ERROR indicator
steady on
6
E5
Load overloaded
LOAD indicator
flashing quickly
ERROR indicator
steady on
7
E6
Over-temperature
inside controller
ERROR indicator
steady on
9
E8
Photovoltaic
component
overloaded
ERROR indicator
steady on
11
E10
Photovoltaic
component
over-voltage
ERROR indicator
steady on
12
E13
Photovoltaic
component
reversely connected
ERROR indicator
steady on
5. Product Specification Parameters
5.1 Electric Parameters
Parameter
Value