Specifications
Model SK-4224 Fire Alarm Control Panel Installation/Operation Manual
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4.6 Door Release Wiring ................................................................................................................................ 4-8
4.7 Optional Accessories Installation ............................................................................................................. 4-9
4.7.1 Installing the Serial Driver Board (Model SK-2884) ....................................................................... 4-9
Wiring the SK-2884 to an Expansion Device ............................................................................. 4-10
4.7.2 SK-2866 LED Annunciator Installation ......................................................................................... 4-10
SK-2866 Electrical Specification ................................................................................................ 4-10
Wiring the SK-2866 to the SK-2884 ........................................................................................... 4-10
Setting the SK-2866’s address .................................................................................................... 4-12
Mounting the SK-2866 ................................................................................................................ 4-12
4.7.3 SK-2880 Installation ....................................................................................................................... 4-13
SK-2880 Specifications ............................................................................................................... 4-13
4.7.3.1 Connecting the SK-2880 to the SK-2884 ............................................................................ 4-14
4.7.3.2 Setting the SK-2880 Address ............................................................................................... 4-14
4.7.3.3 Open Collector Outputs (P1, P2, and P3) ............................................................................ 4-15
Wiring SK-2880 Open Collector Outputs ................................................................................... 4-16
4.7.3.4 SK-2880 Input Switches and Relay Wiring ......................................................................... 4-17
4.7.3.5 Mounting the SK-2880 ......................................................................................................... 4-18
Section 5
Notification Expansion Mode ........................................................................................... 5-1
5.1 Class A Notification Expansion Wiring ................................................................................................... 5-1
5.2 Class B Notification Expansion Wiring ................................................................................................... 5-2
Section 6
System Configuration ................................................................................................................ 6-1
Section 7
System Operation ............................................................................................................................ 7-1
7.1 Meaning of LEDs ..................................................................................................................................... 7-1
7.2 Operation Keys (Switches) ...................................................................................................................... 7-3
Appendix A
Compatible Devices
..................................................................................................................... A-1
A.1 Smoke Detectors ..................................................................................................................................... A-1
A.1.1 Enhanced Mode ............................................................................................................................ A-1
A.1.2 Two-Wire Smoke Detectors ......................................................................................................... A-2
Four-Wire Smoke Detectors ......................................................................................................... A-6
A.2 Notification Appliances .......................................................................................................................... A-7