| 摘要 |
<p>The invention relates to an emergency light fixture suitable for being incorporated in a water and/or town gas meter reading system with different levels, and comprising radio frequency means for receiving information from the meters and a memory for storing data from meters and of events, wherein the meters are the lowest level of the system. The light fixture further comprises a radio frequency module, a GPRS module, a LIN module and a PLC module for communication with higher levels of the system, making it compatible with a large number of meters. The invention also relates to a light fixture with a system for cutting off the supply of water and/or town gas when leaks are detected.</p> |
