5
Flat Surface-Mounted Installation
Ensure that the power adapter
indicator faces upward or
outward.
4
Electrical Connections
Preparing Cables
4.1
Recommended Specifications
Outdoor copper cable with a cross
-sectional area of 4–6 mm
2
RS485 communications cable
-core or multi-core outdoor shielded cable with a cross-
-core or multi-core cable with a cross-sectional area of
input power cable (optional)
-core cable with a cross-sectional area of 0.2–1.5 mm
2
or
–16 AWG
•
Connect cables in accordance with the installation laws and regulations of the country or
region where the project is located.
•
Before connecting cables to ports, leave enough slack to reduce the tension on the cables and
prevent poor cable connections.
•
One SmartLogger3000A can connect to a maximum of 80 solar inverters, and one
SmartLogger3000B can connect to a maximum of 150 solar inverters.