For more information or questions about tracking, contact customer service at 800-325-3936. Videos, January 2023 Page 1: Table Of Contents. Additionally, always follow the code requirements for each project. without a test switch, it is very difficult to properly assess whether or not a duct detector is working correctly. Duct detector test switches are required in order to test the operation of the duct detector. The consent submitted will only be used for data processing originating from this website. Promoting, selling, recruiting, coursework and thesis posting is forbidden. Book Review PDF Two-Wire Duct Smoke Detector - Kidde-Fenwal, Inc. March 2022 Don't forget about those Remote Alarm LED indicators and key test switches. As the title says, I have some questions about the fire alarm side of duct smoke detectors. SD505 Duct Smoke Detector Remote Test Switch; UTK Remote Probe; Sight Glass with Condensation Drain; ABS Sampling Pipe; Smoke and Heat Detector Test Kit; CO Sensor; No Entry Film; SOLO Universal Detector Removal Tool; Steel Pipe Type R2525-St; STGD Ring Nut; Scorpion Head Unit Kit SCORP 2001; If it were a manual pull station for the fire alarm panel that would be a different story. While a simple difference, blow-through units provide multiple benefits for large . This is a video simplifying the duct smoke detectors, you will commonly see these installed in the duct work on HVAC systems. However, we recommend installing them anyway. Sometimes the duct smoke detector is pre-wired into the HVAC unit. The test switch is used to manually activate the duct detector. March 2019 Regular switches are not required for testing, but they can be used to turn the detector on and off as needed. Your email address will not be published. Design Challenge All good questions, but I'm as confused as you are. The wiring diagram graphics here are for illustration purposes only. Preface for the NFPA 90A requirements for duct detectors in air conditioning and heating equipment. This product requires professional installation so it will turn on and off with the blower fan in your air handler but it will offer the protection you need for you and your family from any viruses. Round Duct Mounting Reference 2098-9806, Remote Test Station (below), provides a remote red LED status indicator and a remote test key switch mounted on a single gang stainless steel plate. When installing duct-type smoke detectors, they can be installed as described below: (1) Rigid mounting within the duct. Product Information: PDF SECTION 16720 - FIRE AND SMOKE ALARM SYSTEM City of San - San Diego 2023 Endeavor Business Media, LLC. Always read the manufacturers instructions, guidelines, and recommendations when installing and testing smoke detectors in the ductwork. For additional information on Potter Fire Alarm Systems visit ourFire Training Videos Section. For example, if the fan motor were to begin smoking the duct detector would, ideally, shut down the system before the fan caught on fire. Duct Detectors Smoke Detection - NFPA 90A Code Requirements - This article references the current NFPA 90A Standard for the Installation of Air-Conditioning and Ventilating Systems. It provides basic instruction on the installation of smoke detectors inside the ductwork. September 2017 They are not required for the operation of the detector, but they may be used to verify that the detector is working properly. The duct smoke detectors shall be connected to a fire alarm system where a fire alarm system is required by Section 907 . These links will lead to you purchase a product from another company. If it were a manual pull station for the fire alarm panel that would be a different story. Engineering drawings typically have the location of installation to comply with code requirements. There was a problem adding this item to Cart. How does the fire alarm system installation company get stuck with testing and cleaning duct smoke detectors? How well do you know the installation and testing requirements for duct smoke detectors? In most cases, yes. Fire Suppression . TSM-1 - Duct Detector Test Switch - Industry Mall - Siemens To test the duct detector, the user simply needs to activate the test switch. Specifically for duct detectors, the test method table states, "Air duct detectors shall be tested or inspected to ensure that the device will sample the air stream. These notes are based on the Directorate General of Shipping Syllabus for the three month pre sea course for deck cadets Duct Smoke Detector REMOTE OPERATING INDICATORS & TEST CONTROLS Knowing that you can easily test your duct detectors can help you sleep better at night, knowing that your HVAC system is up and running correctly. Air Products and Controls MSR Series Remote Operation Indicators. Duct detector test switches are required in order to properly test and maintain these life-saving devices. With key, for duct smoke detector, sold in each, System Sensor RTS151KEY remote Test and reset station with key for duct smoke detector. SuperDuct detectors feature a unique design that speeds installation and . Do you know if it is a code requirement to support sampling tubes greater than 3 at the opposite end of the duct detector? If a detector is not working, the test switch can be used to isolate the problem and determine whether it is the detector or the wiring that is at fault. PDF Innovairflex 4-wire Photoelectric Duct Detector D4120 January 2022 Remote Test Stations Labor-saving Remote Test/Reset stations provide alarm testing from the convenience of a remote location. PDF Remote Test Stations - Edwards signals Where are these required? Test switches, magnets, and other forms of testing that do not introduce smoke from the area being protected (i.e., the duct), through the sampling tube and into the detector chamber are not equivalent methods of testing the device per Table 14.4.3.2, 17. To test the detector, simply press the switch and hold it for a few seconds. Ive had this question asked of me several times. *Eng-Tips's functionality depends on members receiving e-mail. Can my company opt-out of testing and maintaining some of these duct detectors? This product is featured in the Potter Academy training hub. I usually only see them when a duct detector is above a ceiling, but I don't see them 100% of the time. If a facility only has a few duct detectors, it may not be worth the investment to purchase a test switch. There are two main non-recirculating direct gas-fired heater designs for commercial and industrial applications and those are blow-through and draw-through. Maintenance Requirements Like any other fire safety components, duct detectors need routine upkeep and testing to remain effective. What happens when a fan motor catches fire or starts smoking before it catches on fire but continues to operate in some capacity? PDF Installation Instructions for Duct Smoke Detectors Mounted on WIRING DIAGRAM FOR RTS151KEY(A) TO DH100ACDC 4-WIRE DUCT SMOKE DETECTOR: FIGURE 6. The test switch is usually located on the control panel of the fire detection system. AT DUCT DETECTOR METHOD #2 - TED TEST STATION FIGURE 5. All our duct smoke detectors support photoelectric detector heads. We work hard to protect your security and privacy. Question: Where to place smoke detectors in the ductwork on commercial projects to comply with code? This quiz is based on the 2019 NFPA 72, 2018 NFPA 90A and 2018 International Building Code (IBC). Please check your own individual states adopted language for clarification. Description. 2012 International Mechanical Code (IMC) The 2012 IMC requires duct smoke detectors to be located in the return air duct or plenum upstream of any filters, exhaust air connections, outdoor air connections, or decontamination equipment and appliances. July 2016 PDF In-duct Smoke Detector (Summary) Code, Testing, and Policy Part of this maintenance is testing the function of the systems duct detectors. We are sorry to hear of the passing of Steve Schilb, longtime employee of Harrington Signal and Potter Electric. April 2019 The detector can be reset by a momentary power inter-ruption, by the magnet . The test shall be made in . Test Switch: 10 VA @ 32 VDC Reset Switch: 10 VA @ 32 VDC Alarm Response Time: 40 sec. The detector should sound an alarm if it is working properly. This Air Products and Controls alarm also has a 78 db at 10 feet horn alarm. February 2020 Current requirements: Included in controller specification LED circuit ratings Voltage: 3 Vdc, max. 15 19 14 3 20 2 11 2 6 Alarm Signal 1 Aux. They are not required for the operation of the detector, but they may be used to verify that the detector is working properly. NFPA 90A is specific to Air Conditioning and Heating Systems installation. Thats why many commercial and industrial buildings are required to have duct detector test switches installed. Lastly, the goal is to detect smoke, shut off the fans, and send out an alarm. The System Sensor RTS451KEY is an automatic fire detector accessory designed to test remotely located duct and beam detectors. The purpose of the NFPA 90A is to prevent the spread of smoke and fire through ductwork and ventilation systems for air conditioning and heating systems with high capacities. Current: 30 mA, max. We are excited to introduce our new training hub, Potter Academy. ${cardName} not available for the seller you chose. If one senses smoke, the rest will switch their relays, with the triggered detector reporting to the fire alarm panel so the source can be pinpointed. Remove the duct smoke detector cover and blow out the residual aerosol smoke from the chamber and reset the duct smoke detector. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. We are sorry. Required fields are marked *. The biggest pro of using a duct detector test switch is that it allows for a much more thorough and accurate test of the device. Remote Alarm Accessory, 4-1/2" L - - Amazon.com Duct Smoke Detectors - Are You Protected? | Buildings Common functions include one or all of the following: BOSCH Security Systems, Inc. * FAD-325 Installation Instructions (HA-06-184. For 4-wire detectors, the System Sensor RTS451KEY features a multi-colored LED that alternates between steady green and red. Help others learn more about this product by uploading a video! Location and Installation of Detectors in Air Duct Systems It may not display this or other websites correctly. Send us a message! It spreads smoke that can harm theoccupants of the facility where it is located. For 4-wire detectors, the System Sensor RTS451KEY features a multi-colored LED that alternates between steady green and red. I would check with the manufacturer of the device to answer that question. Normally Open or Normally Closed, Duct Detectors Smoke Detection Installation. What is a Duct Detector/ Duct Detector Key Switch? - YouTube ${cardName} unavailable for quantities greater than ${maxQuantity}. It features a test/reset function activated by a key, which is included in this order. It looks like WhatsApp is not installed on your phone. The test switch is usually located on the outside of the detector, near the bottom. April 2018 Sign up to receive information on our latest and featured product. Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy. It shall be capable of local testing via magnetic switch or remote testing using the UL listed RTC100 Remote Test Coil accessor y with the RTS151 Remote Test Station. November 2019 A01PC4 Apem modular switch contact block APEM 50021169 - Operating Temperature Range (): -20+55, suitable crimping terminal: A01 series, RoHS directive (corresponding to 10 substances): Correspondence, Switch Operation: DP May 2018 Special Hazards WIrInG DIaGram for rtS151 to D4120 4-WIre DuCt Smoke DeteCtor: fIGure 3. WIRING DIAGRAM FOR RTS151KEY(A) TO DH100 2-WIRE DUCT SMOKE DETECTOR: NOTE: Terminal 6 of the RTS151KEY(A) is not used when wired to a 2-wire detector. 2.5 SIGNALING DEVICES .

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