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

Model 57730, 57731, 57737, 57738


Startup and use

Current manuals
Date Description Manual revision
March 8, 2022 Manual valid for firmware version 1.54 and higher 1.54
PDF download

Older manuals
Date Description Manual revision
September 30, 2021 Manual valid for firmware version 1.52 and higher 1.52
PDF download
May 4, 2021 Manual valid for firmware version 1.50 and higher 1.50
PDF download
December 8, 2020 Manual valid for firmware version 1.44 and higher 1.44
PDF download
May 25, 2020 Manual valid for firmware version 1.41 and higher 1.41
PDF download
January 11, 2019 Valid for firmware 1.29 and higher 1.29
PDF download
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

Current manuals
Date Description Manual revision
December 6, 2021 Complete programming manual 1.52
PDF download
November 5, 2020 Overview of ASCII socket commands 1.00
PDF download
November 5, 2020 Overview of possible HTTP requests 1.00
PDF download

Com-Server functions - only #57731

Current manuals
Date Description Manual revision
March 5, 2020 Valid for firmware 1.39 or higher 1.39
PDF download