Industrial communications and networks

A collection of drawings, designs, and symbolic symbols on the topic of industrial communications and networks, and telecommunications for industrial enterprises.
The designs presented in this collection have undergone state and internal corporate review.
The symbolic symbols are compiled according to Russian and international standards.
The files in this collection are saved in AutoCAD DWG 2004 and AutoCAD DWG 2010 formats.

Contents of this collection:
01. Integrated information security system. Design.
02. Time synchronization system. Design.
03. Enterprise electrical clock system. Design.
04. Intercity communication line. Design.
05. Manual switchboard. Design.
06. Network conference link. Design.
07. GSM 900/1800 stations. Design.
08. Centralized information security center. Design.
09. Standard functional blocks according to IEC 1131-3.
10. Conventional symbols for interface converters.
11. Conventional symbols for Cisco Systems network devices.
12. Conventional symbols for clock system equipment.
13. Conventional symbols for RJ connectors.
14. Conventional symbols for TV systems.
15. Conventional symbols for telecoms on foreign circuits.
16. Conventional symbols for interface cables.