39
40
Fig 6.16
Fig 6.17
Fig 6.18
Fig 6.19
•
different power, customer need to check the max power of battery.
•Time setting is 24-hour. If the end time is less than beginning time, it defaults to
spanning days.
Under the MODE Change ,you can see the setup options below after pressing Enter：
” Power Rate” is used to set up power of battery. So different battery may has the
NOTICE:
NOTICE:
The MODE change has two options which are sensor and battery types. In the sensor
types, you can choose cable CT（ default） ，meter and SP-CT（ wireless RF transfer） .In
the battery types， you can chose lithium battery or lead-acid battery.
Under the default set ,you can see the setup options below after pressing Enter：
Default set is “resume to default setting ”,please don't use it unless it's necessary.
User can upgrade inverter's firmware via the USB port use a U-disk.
Please contact Growatt service support to get the upgrade files, and extract into the U-
disk.
•Warning: Don't modify the folder name or program file name, it may cause the upgrade
failed.
•Unscrew the waterproof lid and insert U-disk into the USB port, the upgrade will begin
automatically.
•The LCD will show “Programming” during upgrade, after finished, it will show
“Program OK”, and inverter will back to normal working state. Then pull out the U-disk,
and screw the waterproof lid.
6.5 Communication
6.5.1 U-disk Firmware upgrade
USB is only used for firmware update. Customer can't use it for charging.
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