... .Wall-mounted, easy to use 4.Sorted data records electrical fire alarm control panelFeatures:1. HBUS bus communication technology, with automatic protection ... store fault, alarm, on/off and event information by category. 4. Compact size, it can be used as monitoring host for small ... ,XE3122,XE3123, XE3124,XE3125, XE3126 128 point graphic display electrical fire alarm control panel