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
Manuals:

Web-IO 4.0 Digital

Models 57730, 57734, 57737


Current manuals:

Startup and use
Date Comment Manual revision
January 11, 2019 Valid for firmware 1.29 and higher 1.29
PDF download
Programming and protocols
Date Comment Manual revision
August 10, 2017 Valid for firmware 1.12 and higher 1.16
PDF download

Older manuals:

Startup and use
Date Comment Manual revision
March 15, 2018 Valid for firmware 1.20 and higher 1.16
PDF download
April 6, 2017 Valid for firmware 1.14 and higher 1.14
PDF download
November 30, 2016 Valid for firmware 1.10 and higher 1.11
PDF download
October 6, 2016 No older manual available 1.10
PDF download
Programming and protocols
Date Comment Manual revision
October 6, 2016 No older programming manual available 1.09
PDF download