Growatt MAX Series User manual

Basic Configuration of the MAX inverter
1. Configuration tool USB-WiFi
The small USB-WiFi is small tool for local configuration. Use USB-WiFi module and
ShinePhone can do the reading and setting via local WiFi network, no need
communication cable anymore.
2. Connection
After finished the inverter installation, then can go to the configuration step:
a. Connect the USB-WiFi stick to inverter USB port A, then turn on the AC breaker or
turn on DC switch, the inverter will powered on.
b. Enter smart phone WLAN Setting page, search the USB-WiFi network, connect to it, the WiFi

name is the Serial Number, password is 12345678.
3. Configuration
After connect to the USB-WiFi Network, then you can begin the configuration via
your phone.
Make sure you have installed the latest ShinePhone APP, if not, screen below QR
code to download.
Configuration steps:
a. Open ShinePhone APP, click”Local debugging tool”to enter the debugging page.
Skip the page of “Scan For WiFi Name”.

b. When you need do the parameter setting or reading, you can use the Initial
password to get the permission, the initial password is oss+today’s date, for
example oss20181125. When use this initial password, you need set a new
password, the new password only work when you use this phone for
configuration. If you have an OSS account, you can login your oss account to have
the permission, make sure you phone connect to mobile data or router WiFi
when login.
c. Enter the “Parameter”page, click “Country & Safety”to select the countries or
safety standard. Click “Read”to check the default model value, then click for the
list to choose the right one of local requirement.

d. Set inverter time for each inverter to make sure inverter have right time. Click
“Inverter time”to do the setting, after setting, inverter time will be same as the
smart phone. Set the COM address for each inverter if use ShineMaster for
monitoring. The address range is from 1 up to 32.

4. Turn on the system
After configure the inverter setting, turn on DC switch, inverter will begin to work.
You can check the system information of the inverter via Growatt ShinePhone.
Click “Smart Diagnosis”to the diagnosis page, use “One click diagnosis”can check
the I-V/P-V curve, grid voltage waveform, grid harmonic, grid impendence at one
time, it will takes around 10 min.
Also you can only select one to check the information, such as I-V curve, AC voltage
waveform. The fault waveform record function is only used by guide of Growatt
engineers when necessary.
Back to the ”Local debugging tool”homepage, click Device information, you can
check the inverter parameters, PV string data, AC grid data, inverter information and
so on.