4 zones Conventional Fire Alarm Control Panel (LY-FCP204)

Four Style B (Class B) Initiating Device Circuits (IDCs).

All zones accept two-wire smoke detectors and any normally-open contact devices.

One built-in, 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 @ 500 mA.

One-man walk-test programmable for silent or audible test.

Disable/Enable control per IDC.

Reverse polarity protection.