E6581741
2.2. RJ45 connector pin layout
The EtherNet/IP™ - Modbus® TCP option is equipped with two shielded RJ45 connectors.
When you use
Use an STP (shielded twisted pair) Ethernet cable.
The transmission speed is detected automatically by the unit (10 Mbps or 100 Mbps). The card can operate in half duplex or full duplex mode, whether connected to a hub or a switch and regardless of the transmission speed (10 Mbps or 100 Mbps).
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| Pin | Signal | |
Port L and Port R | 1 | TD+ | |||||||||||||
2 | TD- | ||||||||||||||
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| 3 | RD+ | |
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| 5 | - | |
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| 6 | RD- | |
8………………1 | 7 | - | |||||||||||||
8 | - | ||||||||||||||
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*Fix a cable so that a communication connector may be not taken the weight of wire.
2.3.Example of connection to an EtherNet/IP™ and Modbus® TCP
Example of daisy chain topology and star topology
Daisy chain topology | Star topology |
PLC
Ethernet switch
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