Mitsubishi RS232/485/LAN Serial Communication Control Manuale Pagina 241

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12 Modbus
2-241
Chap.2
12.6.2 System Configuration
The following is the system configuration.
- Up to 4 host devices can communicate with a single MICRO/I unit at one time.
- The MICRO/I unit and a host device can be directly connected on a 1:1 basis by bypassing a
hub. In this case, use a crossing cable for the connection.
12.6.3 Wiring
Make sure to use commercially available 10BASE-T ready cables for connecting the devices.
Use a straight cable when using a hub, and use a crossing cable when directly connecting to the
MICRO/I and a host device.
Ethernet
10BASE-T
MICRO/I
HUB
Host device
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