SilentKnight SK-Monitor User Manual

INSTALLATION AND MAINTENANCE INSTRUCTIONS

ISOLATED QUADRANT

7550 Meridian Circle, Maple Grove, MN 55369-4927

763-493-6455; 800-328-0103 Fax: 763-493-6475

SK-Monitor Module

SPECIFICATIONS

Normal Operating Voltage: 15 to 32 VDC Maximum Current Draw: 5.0 mA (LED on) Average Operating Current: 375µA (group poll), 350 µA (direct poll), 600 µAmps (communication, IDC shorted) EOL Resistance: 47K Ohms Max. IDC wiring resistance: 1,500 Ohms Maximum IDC Voltage: 11 Volts Maximum IDC Current: 450µA Temperature Range: 32°F to 120°F (0°C to 49°C) Humidity: 10% to 93% Non-condensing Dimensions: 41⁄2˝ H x 4˝ W x 11⁄4˝ D (Mounts to a 4˝ square by 21⁄8˝ deep box.) Accessories: SMB500 Electrical Box

BEFORE INSTALLING

This information is included as a quick reference installation guide. Refer to the control panel installation manual for detailed system information. If the modules will be installed in an existing operational system, inform the operator and local authority that the system will be temporarily out of service. Disconnect power to the control panel before installing the modules.

NOTICE: This manual should be left with the owner/user of this equipment.

GENERAL DESCRIPTION

The SK-Monitor Module is intended for use in intelligent, two-wire systems, where the individual address of each module is selected using the built-in rotary switches. It provides either a Class A or Class B fault tolerant initiating device circuit (IDC) for normally open contact fire alarm and supervisory devices, or either normally open or normally closed security devices. The module has a panel controlled LED indicator.

COMPATIBILITY REQUIREMENTS

To ensure proper operation, this module shall be connected to a compatible Silent Knight system control panel (list available from Silent Knight).

FIGURE 1. CONTROLS AND INDICATORS:

FIGURE 2. MODULE MOUNTING:

NOTE: For UL Listed security installations, the SK-Monitor must be mounted within the control panel enclosure.

I56-3442-000

http://www.silentknight.com

C1066-00

WIRING

NOTE: All wiring must conform to applicable local codes, ordinances, and regulations. This module is intended for power limited wiring only.

1. Install module wiring in accordance with the job drawings and appropriate wiring diagrams.

2. Set the address on the module per job drawings.

3. Secure module to electrical box (supplied by installer), as shown in Figure 2.

C1067-00

MOUNTING

The SK-Monitor mounts directly to 4-inch square electrical boxes (see Figure

2). The box must have a minimum depth of 21⁄8 inches. Surface mounted electrical boxes (SMB500) are available from Silent Knight.

SK-460-013 1 I56-3442-000

FIGURE 3. TYPICAL 2-WIRE INITIATING CIRCUIT CONFIGURATION, NFPA STYLE B OR SECURITY SYSTEMS:

(+)

(–)

(+)

(–)

(+)

(–)

MONITOR

MODULE

ANY NUMBER OF UL LISTED CONTACT

CLOSURE DEVICES MAY BE USED. DO NOT MIX

FIRE ALARM INTIATING, SUPERVISORY, OR

SECURITY DEVICES ON THE SAME MODULE.

TO NEXT

DEVICE

FROM PANEL OR

PREVIOUS DEVICE

47K EOL

RESISTOR

ELR-47K

CONNECT MODULES TO LISTED COMPATIBLE

CONTROL PANELS ONLY

SIGNAL LINE CIRCUIT (SLC)

32 VDC MAX.

TWISTED PAIR

IS RECOMENDED

ALL WIRING SHOWN IS SUPERVISED AND POWER LIMITED

INITIATING DEVICE CIRCUIT (IDC) - NFPA STYLE B

POWER LIMITED: 450µA MAX. @ 11 VDC MAX

INSTALL CONTACT CLOSURE DEVICES PER

MANUFACTURER’S INSTALLATION INSTRUCTIONS.

(+)

(-)

(+)

(–)

(+)

(–)