Fronius Primo GEN24 3.0 Plus, Operating Instructions Manual, Page: 28 / 160

DC disconnector The DC disconnector has three switch set-
tings:
(1) Locked/off (turned to the left)
(2) Off
(3) On
IMPORTANT!
In switch settings (1) and (3), a conven-
tional padlock can be used to secure the
inverter against being switched on/off.
- The national guidelines must be com-
plied with in this respect.
Data communica-
tion area
WSD
1 0
Modbus
GND
V+
M0-
M0+
SHIELD
SHIELD
M1-
M1+
GND
V+
RS485 (0/1)
F
ro
nius Smart Meter
,
Ohmpilot, Battery (only GEN24), Sunspec, Interface, ...
LAN 2
LAN 1
USB
(1A,5V)
Modbus 1
1 0
Modbus 0
1 0
Terminating resistor
LED
LED
WSD
IN+
IN-
OUT+
O
U
T-
WSD
> wired
disconnection
of
grid
feed-in
Factory
default
Terminating resistor
Only inverter
to inverter
communication
IP: 169.254.0.180
IOs
GND GND
V+ V+
IO1
IO0
IO3
IO2
IO5*
IO4*
IN7*
IN6*
IN9*
IN8*
IN1
1
IN10
Load Management,
Demand Respone Mode (DRM)*,
Back-up power, IO control, ...
IO4 = RG0 (Ref GEN/0)
IO5 = CL0 (COM LOAD/0)
IN6 = 1/5
IN7 = 2/6
IN8 = 3/7
IN9 = 4/8
I/Os
* Demand Response Mode (DRM)
Frequency band: channel 1-11(2412-2462 MHz)
Radio-frequency power: <100 mW (<20 dBm)
Technical Data (WLAN)
IP WLAN: 192.168.250.181 | Password: 12345678
Modbus terminal
Push-in terminal for the installation of
Modbus 0, Modbus 1, 12 V and GND
(ground).
The data connection to the connected
components is established via the Mod-
bus terminal.
The inputs M0 and M1
can be selected for this purpose.
Max. 4 Modbus participants per input,
see chapter
Modbus participants on
page 80 .
WSD (wired shutdown) switch
Defines the inverter as a WSD master or
WSD slave.
Position 1: WSD master
Position 0: WSD slave
28