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4.6.
Communication Connection
4.6.1.
Identify the RS485 Terminals
1. Route the communication wires through the cable entry holes.
2. Connect the wires to the RS485 A/B terminals respectively, see
Figure 4-9.
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Figure 4-9 Serial communication wire routing
4.6.2.
Connect RS485 Wires to a PC through RS485/232 Converter
1. Route the RS485A wire to the RS485/232 converter TX+ or RX+.
2. Route the RS485B wire to the RS485/232 converter TX- or RX-.
3. Secure the wires are tightened.
4. Connect the RS485/232 converter DB9 to the PC DB9 serial port.
RS485A
RS485B
TX+/RX+
TX-/RX-
5 4 3
2 1
9 8 7 6
PIN3:TXD
PIN2:RXD
RS485/232 Converter
SG100K3
PC RS232 Port
Figure 4-10 Serial communication interface connection
Summary of Contents for SG100K3
Page 1: ...S SG100K3 G Grid Connected Inverter Installation Manual SG100K3 3B E Ver65 200907 Version 6 5...
Page 8: ...Safety Instructions Chapter 1 provides important safety instructions about SG100K3...
Page 13: ...5 I Introduction Chapter 2 provides basic information about SG100K3...
Page 34: ...26 Commissioning Chapter 5 describes the verification and commissioning of SG100K3...
Page 37: ...29 Appendix...