W&T connects
Interfaces for TCP/IP, Ethernet, RS-232, RS-485, USB, 20mA, glass and plastic fiber optic cable, http, SNMP, OPC, Modbus TCP, I/O digital, I/O analog, ISA, PCI
Application overview

Web-IO Digital

Control, monitor and visualize switching signals

Direct from the box

Working with standard Web technologies

Incorporate into existing systems

Web programming

Common high level languages