You could have downloaded OPCTechs LG GM Serial 3.20.04 from our software library for free. This free program was originally designed by OPCTechs Technology Corp. The software lies within Internet & Network Tools, more precisely Network Tools. The most popular version of the software is 3.2.
From the developer:
LG GM serial OPC Server is a software package developed by OPCTechs Technology Corp. for GM series of LG PLC by serial communication. It is totally based on OPC 3.0 standards, and is suitable for the software integration field. CNet Dedicated protocol is the presented by LG GM Corp. OPCTechs OPC server could connect with all series of the LG GM PLC by serial communication.
You may want to check out more software, such as GM - Week Services, LG Bridge or LG Speed Manager, which might be similar to OPCTechs LG GM Serial.
Network tools