This document is the first volume of the WinCC Communication Manual, describing the communication functions and features of Siemens' WinCC software.
The document begins with the title "WinCC 通讯手册" and lists the ordering number 6AV6 392-1CA05-0AH0, along with the publication reference C79000‑G8276‑C155‑01 and the issue date September 1999. It also contains legal notices and copyright information for Siemens AG.
Further pages contain extensive code‑like tables (e.g., /G01/G02 ...) that represent communication protocols, configuration data, and technical parameters used by the WinCC system. The manual emphasizes that the data have been checked for consistency with the hardware and software, but it does not guarantee absolute error‑free information. This manual is written in Chinese.
The ordering number is 6AV6 392-1CA05-0AH0.
The manual was issued in September 1999.