Solare Datensysteme Solar-Log - 66 PVPowered; 66.1 PV Powered - central inverter RS485

231
PVPowered
66 PVPowered
66.1 PVPowered–centralinverterRS485
Termination Addressing Interface
Jumper Yes RS485
Overview
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Integrated interface
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Where to connect: Modbus Slave socket on interface card
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3-pin wiring
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Communication address must be allocated
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Installation steps
• Switch off the inverters and Solar-Log™
• Connect inverters to the Solar-Log™
• Set the address of the inverters.
• Connect the inverters to each other
Connect inverters to the Solar-Log™
The wiring is done using a
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self-made 3 pin connection cable and terminal block connector.
Note
The transfer rate for Modbus (RS485) on delivery to the customer is set to 9600bps. Please check these
settings.
Procedure
1. Open the inverter as shown in the inverter's instructions.
2. Pull the free wires through the wire opening in the inverter.
3. 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 2 - D+
► 3 1 - GND
► 4 3 - D-
4. If no further inverter connected, terminate the inverter:
Inside the inverter set the supplied jumper from „J4“ to „J5“.
5. Setting the address for the inverter: Set SW1 to „0“ and SW2 to „1“ in order to set the parameters for the inver-
ter with the address „01“.
6. Close the inverter if no other inverters are to be connected.
7. Insert the terminal block connector into the Solar-Log™ RS485 socket.