消防报警系统多线火灾报警主机4路多线报警主机，每路可连接25个探测器，直观一对一状态显示，一路声光报警输出，一路火警、故障、监控报警输出GeneralConventionalFireAlarmControlPanelwithfourZonesKeySpecificati***/SpecialFeaturesFourStyleB（ClassB）InitiatingDeviceCircuits（IDCs）。Allzonesaccepttwo-wire***okedetectorsandanynormally-opencontactdevices.Onebuilt-in，StyleY（ClassB）NotificationAppliance（Signal）Circuits（NACs）。Alarm，TroubleandSupervisory，Form-Crelaysstandard.24-voltoperation.Resettablefour-wire***okedetectorpower＠500mA.Non-resettablepower＠500mA.One-manwalk-testprogrammableforsilentoraudibletest.Disable/EnablecontrolperIDC.Reversepolarityprotection.)