30
ABB
4.2 ABB PRO-33TL
Termination Addressing Interface
Yes Yes RS485
Select “ABB-PRO-33TL” during the inverter detection.
Overview
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Where to connect: X2 terminal block under the cover.
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Communication address must be allocated.
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3-pin wiring.
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Installation steps.
• Switch off the inverters and Solar-Log™.
• Connect inverters to the Solar-Log™.
• Connect the inverters to each other.
Connect inverters to the Solar-Log™
The wiring is done using a
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self-made cable connection with terminal block connector.
Procedure
1. Unscrew the side cover 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 X2 terminal block inverter
Terminal PIN
► 1 ► 1 - Data+
► 3 ► 3 - GND
► 4 ► 2 - Data-
3. If no further inverter is connected, terminate the inverter according to the instructions for the inverter.
4. Screw the inverter cover on again.
5. Insert the terminal block connector into the Solar-Log™ RS485 socket.
Connect the inverters to each other
•
Where to connect: X2 terminal block under the cover.
Procedure
1. Unscrew the side cover as shown in the inverter‘s instructions.
2. Connect the self-made RS-485 cable to the X2 terminal block on inverter 1.
3. Connect the self-made RS-485 cable to the X2 terminal block on inverter 2.
4. Connect the other inverters to each other in the same way.
5. Terminate in the last inverter according to the inverter instructions.
6. Screw the inverter cover on again.
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