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THREE-YEAR LIMITED WARRANTY

System Sensor warrants its enclosed product to be free from defects in materials and 
workmanship under normal use and service for a period of three years from date of 
manufacture . System Sensor makes no other express warranty for the enclosed product . 
No agent, representative, dealer, or employee of the Company has the authority to in-
crease or alter the obligations or limitations of this Warranty . The Company’s obligation 
of this Warranty shall be limited to the replacement of any part of the product which is 
found to be defective in materials or workmanship under normal use and service during 
the three year period commencing with the date of manufacture . After phoning System 
Sensor’s toll free number 800-SENSOR2 (736-7672) for a Return Authorization number, 
send defective units postage prepaid to: Honeywell, 12220 Rojas Drive, Suite 700, El Paso

TX 79936, USA . Please include a note describing the malfunction and suspected cause 
of failure . The Company shall not be obligated to replace units which are found to be 
defective because of damage, unreasonable use, modifications, or alterations occurring 
after the date of manufacture . In no case shall the Company be liable for any consequen-
tial or incidental damages for breach of this or any other Warranty, expressed or implied 
whatsoever, even if the loss or damage is caused by the Company’s negligence or fault . 
Some states do not allow the exclusion or limitation of incidental or consequential dam-
ages, so the above limitation or exclusion may not apply to you . This Warranty gives you 
specific legal rights, and you may also have other rights which vary from state to state .

Please refer to insert for the Limitations of Fire Alarm Systems

Silent Knight

®

, System Sensor

®

, and Honeywell

®

 are registered trademarks of Honeywell International, Inc.

  6 

I56-3432-006 

  

©2017 Honeywell . 04-12

Summary of Contents for Silent Knight SK-Duct

Page 1: ...iated at the fire control panel monitoring the detector and appropriate action can be taken to shut off fans blowers change over air handling systems etc These actions can facilitate the management of toxic smoke and fire gases throughout the areas served by the duct system The SK Duct incorporates a sensor cover tamper feature that provides a trou ble signal at the panel immediately if the cover ...

Page 2: ...R SQUARE TOP OVER BOTTOM MOUNTING CONFIGURATION Center punch at 4 target centers 2 A for sampling tubes and 2 C for the square configuration mounting tabs as shown on mounting template Drill pilot holes at target A centers and cut two 1 375 inch diameter holes using a 13 8 inch hole saw or punch Drill 156 inch diameter holes using a 5 32 inch drill at target C centers If desired drill an additiona...

Page 3: ... greater than 0 15 volts there is enough air flow through the duct smoke detector for proper operation FIGURE 3 AIR DUCT DETECTOR SAMPLING TUBE SAMPLING TUBE ENDCAP ARROW MUST FACE INTO AIR FLOW AIR FLOW DIRECTION CAUTION The sampling tube end cap included with the detector is criti cal to proper operation of the duct smoke detector The end cap is needed to create the proper air flow to the sensor...

Page 4: ...m control panel alarm status and control panel execution of all intended auxiliary functions i e fan shutdown damper control etc Two LEDs on the sensor are controlled by the panel to indicate sensor status Coded signals transmitted from the panel can cause the LEDs to blink latch on or latch off Refer to the control panel technical docu mentation for sensor LED operation and expected delay to alar...

Page 5: ...on to operate 11 2 OPTION 2 REMOTE TEST USING A TEST COIL The use of a remote test station requires the installation of an accessory 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 10 below for reference FIGURE 10 SK DUCT USING A TEST ...

Page 6: ...d to Honeywell 12220 Rojas Drive Suite 700 El Paso TX 79936 USA Please include a note describing the malfunction and suspected cause of failure The Company shall not be obligated to replace units which are found to be defective because of damage unreasonable use modifications or alterations occurring after the date of manufacture In no case shall the Company be liable for any consequen tial or inc...

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