For company- or worldwide monitoring, WebIO employs control modules that connect via RS485 to central controller, which uploads data to company intranet/Internet servers for remote viewing access of status information. Up to 256 DIN rail-mounted modules for analog or digital I/O can connect to BIT2000 PC/PLC/webserver, which communicates over 10baseT network. BIT2000 can also function as DOS PC or PLC.