36
inverter has the 02 warning /fault, it will record the last value)
5. When you confirm the issue, you can choose to upgrade it or change board so that you can solve the
issue.
M alfunction Reason:
1. Temperature sensors have the trouble.
2. Mainboard or MPPT board have the trouble.
3 03 warning
03 warning means Battery is over-charged.
Testing method:
1. Firstly, confirm battery type, lead acid battery or lithium-ion battery.
2. For lead acid battery, please check 19
th
,20
th
option on LCD. The issue may be caused by too high
Bulk Charging voltage or floating voltage.
3. For Lithium-ion battery, please confirm if lithium-ion battery can communicate with inverter. if the
inverter is communicating with battery and it has 03warning, try to contact battery manufacturer and
upgrade battery. If it has no communication, please make sure that US2 on 5
th
option, less than 30A
on 2
nd
option for single battery are set.
Solution:
Based on battery type, if lead acid battery ,adjust to 19
th
, 20
th
option. If lithium-ion battery, try to upgrade
battery or inverter.
What if you have excluded above all, you should think about if mainboard or control board has some
trouble.
4 04 warning
04 warning means low battery.
Testing method:
Содержание SPF-3500ES
Страница 7: ...4 COMM Board in charge of Datalogger Communication Switch Board FAN...
Страница 16: ...13...
Страница 17: ...14...
Страница 18: ...15...
Страница 37: ...34 If it fails Please kindly check the port on device manager or your USB wire 3 Type QTPR in white textbox...
Страница 46: ...43 2 CAN Pinout...