2.2. Communication cable

2.2. Communication cable

 

Cables of CAT5 or higher grade and RJ45 connectors need to be used for connecting the BD525 EtherNet/IP board, through a network, with a hub, switches and other EtherNet/IP devices. As the BD525 board supports the auto crossover function, direct or crossover connection can be made as necessary. 

 

n When to be connected with a hub or a switch

 

 

Figure 2.2 Direct cable connection

 

 

 

Figure 2.3 Crossover cable connection

 

n When to be directly connected with an EtherNet/IP device

 

 

Figure 2.4 Direct cable connection

 

 

 

Figure 2.5 Crossover cable connection

 

It is recommended to use STP (Shielded Twisted Pair) cables to enhance noise immunity. Refer to Media Planning and Installation Manual of ODVA for more details about cable wiring.