Features:

•Built-in advanced microprocessor , strong anti-jamming capability ;
•System Capacity : 4 ;
•four bus signal transmission : Power positive, negative power , communications LA, communications LB;
•concentration of high-brightness LED cycle data detector ;
•action value is adjustable alarm set to 15% LEL at the factory ;
•alarm output : DC pulse signal , AC pulse signal , passive switch signal ;
•110 sound the alarm sounds , the sound of 120 fault tone, easy to distinguish , the effect is clear ;
•alarm information is automatically maintained until the system is reset to facilitate unattended ;
•have a black box function , can automatically record and save the alarm time ;
•main power and backup power automatically conversion , automatic charging ;
•have zero function , you can easily solve the problem of zero drift sensor ;
•provide fire graphics device interface , you can upload system status information ;
•and the Company combustible detector XH-G800A, XH-G800B, XH-G800C joint use ;