Silentknight SK-Duct Addressable Photoelectric Duct Detector User Manual download pdf (Page 5)

SK-300-000 5 I56-3432-001R

*Aerosol smoke can be purchased from Home Safeguard Industries at home-

safeguard.com, model 25S Smoke Detector Tester, and Chekkit Smoke Detector

Tester model CHEK02 and CHEK06 available from SDi. When used properly,

the canned smoke agent will cause the smoke detector to go into alarm. Re-

fer to the manufacturer’s published instructions for proper use of the canned

smoke agent.

CAUTION

Canned aerosol simulated smoke (canned smoke agent) formulas will vary by

manufacturer. Misuse or overuse to these products may have long term adverse

effects on the smoke detector. Consult the canned smoke agent manufacturer’s

published instructions for any further warnings or caution statements.

[9]DETECTOR CLEANING PROCEDURES

Notify the proper authorities that the smoke detector system is undergoing

maintenance, and that the system will temporarily be out of service. Disable

the zone or system undergoing maintenance to prevent unwanted alarms and

possible dispatch of the fire department.

[9.1]DETECTOR SENSOR

1. Remove the sensor to be cleaned from the system.

2. Remove the sensor cover by pressing firmly on each of the four removal

tabs that hold the cover in place.

3. Vacuum the screen carefully without removing it. If further cleaning is re-

quired continue with Step 4, otherwise skip to Step 7.

4. Remove the chamber cover/screen assembly by pulling it straight out.

5. Use a vacuum cleaner or compressed air to remove dust and debris from

the sensing chamber.

6. Reinstall the chamber cover/screen assembly by sliding the edge over the

sensing chamber. Turn until it is firmly in place.

7. Replace the cover using the LEDs to align the cover and then gently pushing

it until it locks into place.

8. Reinstall the detector.

[9.2]REINSTALLATION

1. Reinstall the detector in its housing.

2. Restore system power.

3. Perform Detector Check.

4. Notify the proper authorities testing has been completed and the smoke

detector system is back in operation.

[10]SENSOR REPLACEMENT

1. Remove the sensor head by rotating counterclockwise.

2. Pull gently to remove it.

3. To replace the sensor head, align the mounting features and rotate clock-

wise into place.

[11] OPTIONAL ACCESSORIES

Optional accessories include RA400Z/RA100Z, RTS451/RTS151 and RTS-

451KEY/RTS151KEY

FIGURE 8. WIRING DIAGRAM FOR SK-DUCT TO RA400Z/RA100Z:

(+)

(-)

RA400Z/RA100Z

– RA

+ RA

REMOTE ALARM LED

OPTION 1 PER UNIT

H0570-03

Note: If using a RA400Z, the tab should be broken for use with the intelligent

duct smoke detector. If using RA100Z, ensure that jumper is removed.

[11.1]RTS451/RTS151, RTS451KEY/RTS151KEY REMOTE TEST STATION

WITH OPTIONAL TEST COIL

The RTS451/RTS151, RTS451KEY/RTS151KEY Remote Test Station facilitates

test of the alarm capability of the duct smoke detector. These accessories pro-

vide the stimulus to initiate an alarm condition at the detector. The SK-Duct

duct smoke detector must be reset by the system control panel.

NOTE: The use of a remote test station requires the installation of an acces-

sory coil, part number DCOIL, sold separately.

1) Install DCOIL in housing pocket insuring that arrow is pointing toward detector

2) Install DCOIL mounting screw

3) Connect each DCOIL lead to a Test Coil Terminal

See Figure 9 below for reference.

FIGURE 9. SK-DUCT WITH OPTIONAL TEST COIL

TEST COIL TERMINALS

TEST COIL

TEST COIL SCREW

H0561-01

FIGURE 10. WIRING DIAGRAM FROM SK-DUCT TO RTS451/RTS151,

RTS451KEY/RTS151KEY:

EXTERNAL

(-) POWER (+)

SUPPLY

RTS451/151,

RTS451/151KEY

REMOTE TEST STATION

LED OPTION

1 PER UNIT

10mA CURRENT DRAW

TEST COIL OPTION

1 PER UNIT

95mA CURRENT DRAW

4 5

321

TEST COIL +

TEST COIL –

COMM +

OUT (CONV ONLY) +

COMM –

RA/RTS –

RA +

RTS +

NOTE: THE RTS451/151, RTS451/151KEY TEST COIL

CIRCUIT REQUIRES AN EXTERNAL 24 VDC POWER

SUPPLY WHICH MUST BE UL LISTED.

NOTE: THE USE OF A REMOTE TEST STATION REQUIRES THE

INSTALLATION OF AN ACCESSORY COIL, PART NUMBER DCOIL, SOLD

SEPARATELY.

H0571-07

1 2 3 4 5 6

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