Fire door area extension lh9p

  Features 1
Meet the requirements of the national standard gb29364-2012 fire door monitor;
2
Completely transmit communication information without any setting and changing the topology of the network;
3
Extend the power supply distance of fire door monitor to ensure the stability and reliability of system power supply;
4
Extend the communication distance of fire door monitor and expand the number of management sensors to form a more perfect and stable monitoring network;
5
Built in standby power supply, automatic switching of main and standby power supply, effectively ensuring the reliable operation of the system;
6
Small and flexible body, easy installation