The TM3 bus coupler is a device designed to manage fieldbus communication when using TM2 and TM3 expansion modules in a distributed architecture.
For more information, refer to the Modicon TM3 Bus Coupler Hardware Guide.
The following table shows the TM3 bus couplers, with ports and terminal types:
|
Reference |
Port |
Communication type |
Terminal type |
|---|---|---|---|
|
TM3BCEIP |
2 isolated switched Ethernet ports |
EtherNet/IP Modbus TCP |
RJ45 |
|
1 USB port |
USB 2.0 |
USB mini-B |
|
|
TM3BCSL |
2 isolated RS-485 ports (daisy-chained) |
Serial Line Modbus |
RJ45 |
|
1 USB port |
USB 2.0 |
USB mini-B |
|
|
TM3BCCO |
2 isolated CANopen ports (daisy-chained) |
CANopen |
RJ45 |
|
1 USB port |
USB 2.0 |
USB mini-B |
