| 摘要 |
The present patent of invention application relates to a system allowing monitoring and alarming several types of installed infrastructures, such as optical telephone closets, batteries, installed equipment, opening of environments doors and telephone closets, electrical and telephone cables. The need of that type of equipment is due to the large number of cables theft, mostly telephone ones, which causes, in addition to the loss for the providers, a great loss to society in general, as the lack of telecommunications and electrical services interrupts services in hospitals, government departments, banks, among others, causing great trouble. |
