SilentKnight SK-5220 User Manual
5220 Direct Connect Module
Installation Instructions
The 5220 is a direct connect module used to
connect a fire alarm control panel (FACP) to a
city box or polarity reversal communicator. The
following instruction are generic installation
instructions, refer to the FACP installation
manual for compatibility and usage.
Note: Installation and wiring of this device must be done in
accordance with NFPA 72 and local ordinances.
Specifications
Operating Voltage: 19.4 to 28 VDC
City Box Current : 1 A for 1 Second,
max coil resistance 30 ohms
Polarity Reversal: 20 mA max.,
max loop resistance 3 k ohms
Ambient Temperature: 32°F to 120°F (0°C to 49°C), or
humidity within the range of 10%-93% at 30°C (86°F)
noncondensing.
Dimensions: 6-1/2”W x 1-5/16”H x 2-1/8”D
(16.51 cm W x 3.33 cm H x 5.40 cm D)
Terminal Wire Rating: 12 - 24 AWG
Mounting
The 5220 comes equipped with its own cabinet
assembly. The 5220 is intended for indoor use
only in a dry location.
1. Remove the cover from the 5220.
2. Mount the 5220 with four screws in the holes
shown in Figure 1.
Cover Screw
Hole
Figure 1: Mounting the 5220
3. Wiring the 5220 as shown in Figure 2.
4. Replace the 5220 cover and secure it with
the two self-tapping screws supplied.
Mounting Holes
Mounting Holes
Cover Screw
Hole
P/N 151409
5220 Direct Connect Module Installation Instructions
Wiring
1. Connect the 5220 as shown in Figure 2.
Figure 2: 5220 Wiring Connections
Maple Grove, MN 55369-4927
763-493-6455 or 800-328-0103
2
© 2006 Silent Knight PN 151409 Rev A
7550 Meridian Circle
Fax: 763-493-6475
www.silentknight.com
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