Transmits data between controllers and field I/O modules steadily ...

Transmits data between controllers and field I/O devices. ...

Realizes stable data communication between control processors and field I/O racks. ...

Delivers reliable data exchange between controllers and field I/O racks. ...

Realizes reliable data transmission between controllers and field I/O racks. ...

Transmits data stably between control processors and field I/O racks ...