DH9261/B门消防总线壁挂电话主机

厂商 :深圳市奥瑞那光子技术有限公司

广东 深圳
  • 主营产品:
  • 输入/输出模块
  • 火灾报警控制器
  • 火灾声光警报器
联系电话 :13088880804
商品详细描述
9261/B二总线电话主机(壁挂式)
?20门总线电话,布线只需二根且不分极性
?主分互叫;分机摘机即通话,主机显号
?可三方通话
?通话时自动启动数字录音


9261/B 2-Bus Control Telephone Panel(Wall-mounted structure)
? Only a twisted-pair wire without polarity is needed.
? A total of 20 extensions can be provided for the main phone.
? Each extension can call the main phone without dialing. And the main phone can call any of the fitted extension too. What’s more, the extension number displays when it is calling.
?The systems can start digital recording when communicating.


供电电源
DC24V±10%
话音频响
300~3400Hz(±3dB)
串音电平
≤-60dB(600Ω负载)
传输衰耗
≤5dB
线路条件
分机环路电阻(不含话机电阻)≤300Ω
线间绝缘电阻
≥20kΩ
工作环境
温度0~40℃,相对湿度95﹪。
容量
8门、16门、20门、40


DH9261/20/100二总线消防电话主机(2U)
?20/100门总线电话,布线只需二根且不分极性
?主分互叫;分机摘机即通话,主机显号
?可三方通话
?通话时自动启动20分钟以上的数字录音
?呼叫、应答时间记录,液晶屏显示100条信息

DH9261/20/100 2-Bus Fire Control
Telephone Host

? Only a twisted-pair wire without polarity is
neede
extension number displays when it is calling.
?Permits the second extension
to call when the main phone is communicating with a different
extension.
?The systems can start more than 20 minutes of digital recording
when communicating.
? Call and response time was recorded;LCD screen can
display 100 pieces of information

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