Fronius

WLAN / Ethernet LAN	Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON)
6 inputs and 4 digital inputs/outputs	Interface to ripple control receiver
USB (type A socket)⁴⁾	Data logging, inverter update via USB flash drive
2x RS422 (RJ45 socket) ⁴⁾	Fronius Solar Net
Signaling output ⁴⁾	Energy management (floating relay output)
Datalogger and web server	Integrated
External input ⁴⁾	S0 meter connection / Evaluation of overvoltage protection
RS485	Modbus RTU SunSpec or meter connection