Srne ML Series - Buzzer; Key Operation

（
On 0.1s, Off 0.1s, cycle 0.2s
）

LOAD Indicator
：
Indication State Battery State
Off Load Not Started
Fast Flash
（
On 0.1s, Off 0.1s, cycle 0.2s
）
Overload/Short Circuit
Steady On Load Normal Output

ERROR Indicator
：
Indication State Battery State
Off System Operation No
Abnormalities
Steady On System Abnormal
3.2 Buzzer
After abnormality occurs, the buzzer sends out two short and a long buzzing
sound.
Buzzer Buzzing State Abnormality Type
Off System no abnormalities or buzzing for 1 minute and then
stop
Buzzing for 1 minute Battery Over-Discharge, Under-Voltage, Load Short
Circuit, Over-Load, Solar Controller Over-Temperature,
and Battery Over-temperature
Buzzing for 15 seconds Battery Under-Voltage
Constant Buzzing Battery Overvoltage, PV Reverse Connection, PV
Overvoltage
3.3 Key Operation
▲
Up Menu page up; parameter decrease under
setting mode
▼
Down Menu page down; parameter increase under