Supply of export-oriented traditional multi-line fire alarm control system, foreign trade line of fire alarm control system

The traditional multi-wire fire alarm control system, foreign trade line of fire alarm control system 
 General 

 Conventional Fire Alarm the Control Panel with 8 Zones 

 Key Specifications / Special Features 
 Eight Style B (Class B) Initiating Device Circuits (IDCs). 
 All zones accept two-wire smoke detectors and any normally-open contact devices. 
 One built-in, the Style Y (Class B) Notification Appliance (Signal) Circuits (NACs). 
 Alarm, Trouble, and Supervisory relays standard. 
 24-volt operation. 
 Resettable four-wire smoke detector power @ 500 mA. 
 Non-resettable power of 500 mA. 
 One-man walk-test programmable for silent or audible test. 
 Disable / Enable control per the IDC. 
 Reverse polarity protection.