| 摘要 |
<p>The fire door mechanism provides both access control and fire safety. The fire door mechanism utilizes electrical logic control to integrate an electromagnetic lock so as to fit the different requirements depending on the 5 installation environment. For example, it can be installed in public spaces such as department stores, malls, theaters, factories, etc. It not only provides emergency exit but also provides access control so that authorized personnel can freely access. The fire door mechanism can also accept fire alarm signal to automatically open the door so as to speed up the escape. (NN</p> |
