14
1
BAT CHG SYS
2
Firmware Ver
3
Machine ID
4
BAT Type
5
Fault Mode
（
See the fault type table
）
6
Chg Cur
7
Bat volt
8
Opt Power
9
PV volt
10
Buck 1 Temp
Remarks: Press Function Key for next page.
Error mode
Error code
Description
PV Volt High
Over voltage at DC input voltage
PV Volt Low
DC input voltage low ( at night or low
solar irradiation)
In Relay Fault
Input relay interrupted
Out Volt Low
Battery voltage is lower than 9 V
Out Volt High
Short circuit, overload or over current at
battery or PV array
Out Cur Over
Over current at output current
Out Relay Fault
Output relay interrupted
Output Short
Short circuit in the sensor cable
BAT Polar Error
Battery polar connect error
BAT Volt Error
Battery is not standard
Buck1 Fault
Buck1 circuit interrupted
Buck2 Fault
Buck2 circuit interrupted
Bat Temp High
Battery temperature too high
Enir Temp High
Environment temperature too high
Buck Temp High
Charge controller temperature is higher
than 90 °C
Pv Vol Sensor Fail
PV voltage sensor interrupted
Bus Sensor Fail
Bus voltage senor interrupted
Buck Sensor Fail
Buck voltage sensor fault
Out Vol Sensor Fail
Output voltage sensor fault
Out Cur Sensor Fail
Output current senor interrupted
Battery Off
Battery cable interrupted
