Controls, Connections And Indicators; Safety - Fronius Modbus Card Bedienungsanleitung

Controls, connections and indicators

Safety

Controls, Con-
nections and Indi-
cators
No.
(1)
(2)
(3)
(4)
(5)
(6)
(7)
32
WARNING! Operating the device incorrectly can cause serious injury and dam-
age. Do not use the functions described until you have thoroughly read and un-
derstood the following documents:
- these operating instructions
- all operating instructions for system components, especially the safety rules
(1) (2) (3)
Function
Power LED
- lights up green when there is a sufficient power supply
- does not light up when there is an insufficient or non-existent power supply
State LED
provides information about the inverter status or errors
A more detailed description of the State LED can be found in the "Troubleshooting"
section.
COM LED
- lights up yellow when there are Modbus queries from the Modbus Master, when
the message is intended for this card or is a broadcast message
Modbus ID setting wheels
for setting the Modbus device IDs
Modbus connection (RS485)
6-pin connector for connection with the Modbus Master.
The terminals on the plug are designed for a maximum cable cross section of 1.5
mm².
Modbus connection jumper
for configuring the Modbus connection:
- 2-wire or 4-wire connection
- internal bus termination with 120-ohm resistance (yes/no)
"Solar Net IN" RJ45 connection
Solar Net input
This connection has no function at present
(4) (5) (6) (7) (8) (9)