Specifications

151068 1-1

Section 1

Overview

1.1 SK-4224 Description

The Model SK-4224 is a four zone, 24-volt fire control panel having the following features:

• Zone inputs can be configured as:

Four Class B zones

Two Class A zones

• 2.5 amp power supply

• Two notification circuits rated at 2.5 amp max.

• Dedicated alarm and trouble relays

• Auxiliary power output (.5 amp max.) for powering special applications, such as door

holders.

• Enhanced Verification Mode, a built-in feature that distinguishes two-wire smoke detec-

tors from pull stations.

• Housed in a 12.75"W x 15"H x 3.25"D metal cabinet

• Cabinet supports two 7.0 AH backup batteries

1.2 How to Contact Silent Knight

If you have a question or encounter a problem not covered in this manual, contact Silent

Knight Technical Support at 800-328-0103 (or 612-493-6455). To order parts, contact Silent

Knight Sales at 800-446-6444 (or 612-493-6435).