![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
总线报警主机选择总线MBUS部署,线材推荐类型推荐传输距离是多少m()
A.RVVP,1200m
B.RVVP,2400M
C.RVV,1000m
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
D
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.RVVP,1200m
B.RVVP,2400M
C.RVV,1000m
D
A.报警
B.系统切换
C.退出运行
D.停运直流系统
A.多线手动盘开启至自动启动状态
B.按下多线手动盘排烟风机按键
C.火灾报警控制器应处于自动状态
D.按下总线手动盘着火层排烟口按键
A.余量按火灾报警控制器额定容量或总线回路地址编码总数额定值的70%~75%选择
B.余量按火灾报警控制器额定容量或总线网络地址编码总数额定值的75%~80%选择
C.余量按火灾报警控制器额定容量或总线回路地址编码总数额定值的80%~85%选择
D.余量按火灾报警控制器额定容量或总线回路地址编码总数额定值的85%~90%选择