Growatt MIC 1500 TL-X - Start-Up and Shut down the Inverter

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7.4 Communications
7.4.1 RS485
This series inverter provides two RS485 ports. You can monitor one or more inverters
by RS485.Another RS485 port is for smart meter(Export limitation functionality.).
7.4.2 USB-A
USB-A port is mainly for connecting monitor or firmware updage：
Through USB connection,we can connect external optional monitor ,for
example :Shine WIFI-X,Shine 4G-X, Shine LAN-X,ect.
And also you can quickly update the software by U disk.
We can monitor as below:
Make sure the △ on the front side, then insert the monitor,
fasten the screw.
8 Start-Up and shut down the inverter
NO. Definition NO. Definition
1 N/A
This Pin is
no signal
5 N/A
This Pin is no
signal
2 N/A 6 N/A
3 RS485A1
Signal
for
communication
7 RS485A2
Signal for
Smart Meter
4 RS485B1 8 RS485B2