System's analog variable, switch variable collect unit and switch variable output unit can monitor and control some equipment, such as air-condition, ventilator and firealarmequipment.
系统的模拟量及开关量采集单元和开关量输出单元可以监控空调、通风机、火警等装置。
2
The public broadcast system specially provides the background music for the public place, it is also the specialized equipment which broadcast the firealarm to the public.
公共广播系统是专为公共场所提供背景音乐、广播及消防报警的专业设备。
3
Static electricity earth alarm apparatus, (PC16, PH 8) froth producer, and each kind of fireequipment;