Model SK-4224 Fire Alarm Control Panel Installation/Operation Manual
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4.3.5
Notification Appliance Circuit Installation
Notification appliances used with the SK-4224 must be UL listed for compatibility with the
SK-4224. Refer to the Appendix at the end of this manual for a list of compatible appliances.
For proper operation, you must use polarized notification appliances with a model 7628 4.7k
ohm end-of-line (EOL) resistor on each circuit. Select ANSI output pattern, if desired. Output
is configured as steady (continuous sound) at the factory. See Section 6 for information on
changing the pattern.
Figure 4-7 Notification Appliance Circuit Installation
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