I-Panda 40A Series Manual page 14

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