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
Current manuals:

IO-Mailer


Date Changes and comments Manual revision
August 31, 2001 IO mailer, digital IO and RS232 1.2
PDF download
September 1, 2000 IO mailer, only digital IO 1.0
PDF download