专业供应消防广播分区控制器KT9232/KT9231/GB9231（消防广播分配盘）1,可实现正常广播与火 广播的转换2,分区广播控制N±1或N方式3,每路最大负载为100W，提供20路、40路分区广播4,可手动和自动控制应急广播分区：手动操作优先5,可选择定制RS-232 / RS-485/24V电压控制转换接口6,自动巡检广播线断路、短路故障7,尺寸2UFire Broadcasting Distribution Host1,It controls  switchover between normal broadcasting and fire broadcasting.2,It can control the different regions; N ± 1 or N mode.3,Each way's maximum load  is 100W, 20-way partition broadcasting.4,It can manually or automatically control the emergency broadcast in different regions; manual priority.5,You can choose custom RS-232 / RS-485/24V voltage interface.6,It can Automatically inspect the Broadcasting line，if there was short-circuit or open circuit fault。详细产品资料请上查询！联系人：吴小姐 电话：0755-23203669/13798262510网聊QQ：1848372767