Setting Up Your Modbus Rtu System; Connecting Multiple Network Devices - Fronius Datamanager 2.0 Modbus RTU Benutzerinformation

Inhaltsverzeichnis
Setting up your Modbus RTU system ...................................................................................................
Connecting multiple network devices....................................................................................................
Safety....................................................................................................................................................
Step 1: Connecting the Modbus wires ..................................................................................................
Step 2: Setting the line termination resistor ..........................................................................................
Step 3: Changing the inverter number ..................................................................................................
Setting up your There are two ways to configure your Modbus RTU system with Fronius Datamanager 2.0
Modbus RTU sys- and inverters.
tem
Connecting multi- When connecting multiple network devices, it is sometimes necessary to use auxiliary
ple network de- clamps for the wiring. These auxiliary clamps must not be more than 3.9 in. (10 cm) from
vices the actual clamping point.
Firstly, you can use one Fronius Datamana-
ger 2.0 per inverter.
All devices are connected to your Modbus
master or gateway via RS485 (Modbus
RTU).
Secondly, you can use one Fronius Data-
manager 2.0 for multiple inverters.
The inverters and the Fronius Datamana-
ger 2.0 are connected via Fronius Solar
Net.
GND
7
7
8
8
9
9
7