Fronius TS 5kA-3, Operating Instructions Manual

Page: 27 / 48

Modbus RTU slave
e. g. Fronius Ohmpilot, Fronius Solar Battery, etc.
Loads in the system
e. g. washing machine, lamps, TV, etc.
Additional loads in the system
e. g. heat pump
Additional producers in the system
e. g. wind power plant
Terminating resistor
R 120 Ohm
Modbus parti-
cipants - Fronius
SnapInverter A maximum of 4 Modbus participants can be connected to the Modbus terminal.
IMPORTANT!
Only one primary meter, one battery and one Ohmpilot can be connected per in-
verter. Due to the high data transfer of the battery, the battery occupies 2 parti-
cipants.
Example:
Input Battery
Fronius
Ohmpilot
Quantity
Primary
meter
Quantity
Secondary
meter
Modbus
1 0
1 1
1 2
1 3
Multi-meter sys-
tem - Fronius
SnapINverter If several Fronius Smart Meter TS are installed, a separate address must be set
for each (see
Setting the address on the Fronius Smart Meter TS on page 35 ).
The primary meter is always assigned address 1. All the other meters are
numbered consecutively with the address range from 2 to 14. Different Fronius
Smart Meter power categories can be used in combination.
IMPORTANT!
Max. Use 3 secondary meters in the system. To avoid interference, it is recom-
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