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Example
12 3
Fronius
IG Plus
Fronius
IG Plus
Fronius
IG Plus
COM Card
Datalogger C.
IN OUT
COM Card
COM Card
IN OUT
RS 232
IN
OUT
Sensor Box
IN OUT
°C
W/m²
m/s
PC
Logging and archiving data from the inverter and sensor using a Datalog-
ger and sensor box.
Data network with 3 Fronius IG Plus units and one sensor box:
- all Fronius IG Plus units have one ‘COM Card’
- one Fronius IG Plus has a ‘Datalogger card’ (no. 2)
- Datalogger has two RS-232 interfaces for connecting to a PC and a modem
Termination plug
Option cards communicate within the Fronius IG Plus via its internal net-
work. External communication (Solar Net) takes place via the ‘COM
cards.’ Each ‘COM card’ is equipped with two RS485 interfaces - an input
and an output. RJ45 plug connectors are used to connect to these cards.
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