Toshiba nv Series Instruction Manual page 21

The inheritance is secured by three basic elements of the
supervisory control system.
・nV-Tool :
・Supervisory control network :
・Operator station :
1.1 Functions and Characteristics of the Controller
It conforms to the international standard IEC
61131-3 employed by conventional devices and
allows you to customize symbols to users'
preference for easier operation.
It conforms to the open network Ethernet and
the transmission rate supports 1Gbps. It is
available for the conventional Real-Time
Ethernet "TC-net 100".
It allows you to connect to the conventional
model "OIS-DS" and inherits the conventional
operability. OIS-DS allows you to add functions
as an OPC server.
Unified Controller nv series Controller Unit Instruction Manual
3