Solare-datensysteme Solar-Log Manual de usuario Pagina 239

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239
SolarMax
SolarMax – Cx series
79�2 SolarMax – Cx series
Easy Installation Termination Addressing Interface
Yes
No
Yes
RS485
Overview
•
Interface not integrated; Retrofit RS485 interface card.
•
6-pin wiring
•
Communication address must be allocated.
•
Installation steps
• Switch off the inverters and Solar-Log™
• Install the RS485 interface in the inverter
• Connect inverters to the Solar-Log™
• Connect the inverters to each other
• Allocate communication address
Installing the RS485 interface
Procedure
Install the RS485 interface in the inverter in accordance with the interface card installation instructions.
Connect inverters to the Solar-Log™
The wiring is done using a
•
ready-made data cable (optional extra; not supplied)
or
•
self-made cable connection using RS485 data cable with RJ45 plug and terminal block connector
Caution
Risk of damage to the unit!
The Solar-Log™ also has an RJ45 socket, which must never be connected to the RJ45
socket on the inverter.
Only connect inverters via the RS485/422 Solar-Log™ interface(s).
Procedure
1. Open the inverter as shown in the inverter's instructions.
2. If you are making the cable yourself, connect the wires as shown in the following diagram:
Solar-Log™ terminal strip connector RJ45 inverter
Terminal PIN
1 7
2 1
2 2
3 3
3 4
5 - unused
6 - unused
4 8
3. Insert the RJ45 plug into any RJ45 socket on inverter 1.
4. Close the inverter if no other inverters are to be connected.
5. Insert the terminal block connector into the Solar-Log™ RS485 socket.
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