Modbus - Fronius Tauro 50-3 Operating Instructions Manual

3
4
5
The connection is established. After connecting, the status of the connection
should be checked (see chapter
Access point:
The inverter serves as an access point. A PC or smart device connects directly to
the inverter. It is not possible to connect to the internet. The
(SSID)"
It is possible to operate a connection via WLAN and via access point simultan-
eously.

Modbus

To use the Modbus TCP or the connection to Fronius Solar.web, each Tauro must
be connected directly to the network via LAN.
Modbus RTU interface 0 / 1
If one of the two Modbus RTU interfaces is set to Slave, the following input fields
are available:
"Baud rate"
The baud rate influences the transmission speed between the individual compon-
ents connected in the system. When selecting the baud rate, ensure that it is the
same at both the sending and receiving end.
"Parity"
The parity bit can be used to check the parity. It detects transmission errors. A
parity bit can safeguard a specific number of bits. The value (0 or 1) of the parity
bit must be calculated by the sender and is checked by the recipient using the
same calculation. The parity bit can be calculated for even and odd parity.
"SunSpec Model Type"
Depending on the SunSpec model, there are two different settings.
float: SunSpec Inverter Model 111, 112, 113 or 211, 212, 213.
int + SF: SunSpec Inverter Model 101, 102, 103 or 201, 202, 203.
"Meter address"
"Inverter address"
Slave as Modbus TCP
If the function
available:
"Modbus port"
Number of the TCP port that is to be used for Modbus communication.
"SunSpec Model Type"
Depending on the SunSpec model, there are two different settings.
"automatic"
For connection type
For connection type "static"
way.
Click on the "Connect"
"Network key (PSK)"
and
"Slave as Modbus
- enter WLAN password and host name.
- enter IP address, subnet mask, DNS and gate-
button.
"Internet Services" on page 85).
can be assigned in this menu.
TCP" is activated, the following input fields are
"Network name
83