Solare Datensysteme Solar-Log - Manual (Page 35)

35
Albatech
Albatech APL Trifase 15 / 20
6 Albatech
6�1 Albatech APL Trifase 15 / 20
Easy Installation Termination Addressing Interface
No Jumper Yes RS485
Inverters from different Albatech model ranges (APL monophase / triphase) cannot be mixed on an RS485
connection. The correct range must be selected when selecting inverters.
Overview
•
Integrated interface
•
Where to connect: Terminal strip inside the inverter
•
3-pin wiring
•
Communication address must be allocated.
•
Installation steps
• Allocate communication address
• Switch off the inverters and Solar-Log™
• Connect inverters to the Solar-Log™
• Connect the inverters to each other
Note:
If more than 32 inverters are connected a signal amplifier must be installed in the RS485
bus in accordance with the manufacturer.
Connect inverters to the Solar-Log™
The wiring is done using a
•
self-made, shielded 3 wire data cable and terminal block connector.
It is connected to the inverter as shown in the following diagram. The inverters are terminated on pin 9/10
of J1. Both the first and also the last inverter must be terminated.
Figure 13: Albatech APL block connector