the detector, test the duct air velocity, temperature, and humidity to verify that it is within the operating range of the SuperDuct detector. REMOTE TEST, RESET, AND ALARM STATION Labor-saving Remote Test/Reset stations provide alarm testing and indication from the convenience of a remote . . The user can then verify that the detector is working properly. Learn methods and guidelines for using stereolithography (SLA) 3D printed molds in the injection molding process to lower costs and lead time. According to NFPA 72, 14.2.7 you must be both qualified and experienced in the arrangement and operation of any interfaced equipment and any emergency control functions that are part of the fire alarm system. Duct Detector Requirements for NFPA 90A [PDF] 2/5/2020. February 2018 Power + Sup . Product Information: Always follow duct detector manufacturers instructions and code for wiring. So, are duct detector test switches required? TEST NORM ALARM 2098-9806 Remote Test . Where are these required? NFPA 90 states that the smoke detector should be installed in the SUPPLY after 2000 CFM, and IMC 606.2.1 says the RETURN. Duct detector test switches are required in order to test the operation of the duct detector. Remote Test Switch: Key-operated switch mounted on flush cover with lamp to indicate detector actuation, [with one switch for each duct mounted smoke detector.] Already a Member? Fire Suppression June 2018 Brief content visible, double tap to read full content. Additionally, good technicians will educate themselves on the proper installation of an essential component. January 2019 There are two types of switches that are commonly used with duct detectors: test switches and regular switches. Designed for easy installation and superb reliability, SuperDuct represents the perfect balance of practical design and advanced technology. . Many international projects under NFPA 5000 or . An example of data being processed may be a unique identifier stored in a cookie. 2023 Endeavor Business Media, LLC. If it were a manual pull station for the fire alarm panel that would be a different story. Furthermore, the RTS151KEY(A) is capable of resetting only certain models of detectors. Under what circumstances will this be the case? We accept improvement in any form including via grammar Nazi)))! *Eng-Tips's functionality depends on members receiving e-mail. August 2017 June 2021 SuperDuct detectors feature a unique design that speeds installation and . It is required in the NFPA 90A but not in the Mechanical Code. Tools Additionally, when they are not connected to a fire alarm system, duct detector wiring will not cause a trouble signal if/when they fail due to a wiring fault. Greg Kessinger has been SD&Is fire alarm and codes expert and a regular contributor for more than 15 years. Smoke dampers are provided with leakage and temperature ratings. 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. Current: 30 mA, max. H0160-00 [7.2] Photo Detector Board 1. Made in United States. Manufactured by System Sensor. Duct detector test switches are usually located near the fire alarm control panel. The way I read this I understand that when the Duct Detectors that are installed cannot be seen easily they are either required to have their own point or zone on the panel so you know exactly which detector activated or they need to have a RTS. System Sensor SCRH Strobe Ceiling Hi Cd Red, Silent Knight SD505-DTS-K Remote Test Switch, Siemens RL-HC Remote Test Lamps P/n: 500-033230, System Sensor RTS2-AOS Multi-signaling Accessory. Videos, January 2023 A smoke duct detector on the supply side will do two things provided it is wired and controlled properly. Lastly, the goal is to detect smoke, shut off the fans, and send out an alarm. There seems to be a conflict in the codes from the NFPA 90A and the International Mechanical Code. This is especially helpful if your detectors are installed in hard-to-reach places. July 2019 We'll assume you're ok with this, but you can opt-out if you wish. Duct detector test switches are devices that are used to test the operation of duct smoke detectors. Brand: Viking FireAlarm.com Part #: 84240 Manufacturer Part #: 23878AE. Passive Fire Protection To get started, click a course below or to learn more about Potter Academy, click here. Eligible for Return, Refund or Replacement within 30 days of receipt. This product is featured in the Potter Academy training hub. Alarm test response time: 5 seconds ; Dimensions: 8.70 x 5.45 x 1.90 inches ; Operating environment: Temperature: 32 to 120 F (0 to 50 C) Humidity: 0 to 93% RH, noncondensing; Wire size: 14 to 22 AWG wire ; Detector address . August 2020 March 2018 The switch is turned on when the system is being tested and turned off when the test is complete. July 2017 Duct smoke detectors work by sampling air currents in air handling equipment to determine if smoke or fumes are present. Also, for 2-wire detectors, the LED will show red for alarm. Compatible with all AP-C Duct Smoke Detectors. First of all, and above all else, the detector must be listed for being used in air duct system (NFPA 72 17.7.5.5.1). Duct Detectors. It is mandatory to procure user consent prior to running these cookies on your website. The test switch is usually located on the outside of the detector, near the bottom. Current: 0.5 A, max. It may not display this or other websites correctly. Power Requirements Standby: 3.0 mA max. Duct detector test switches: what are they and do you need them? . Our payment security system encrypts your information during transmission. Special requirements for installation and successful operation make it necessary for a trouble-free installation. To view updated tracking on your order, please enter your customer purchase order number. November 2018 We also use third-party cookies that help us analyze and understand how you use this website. December 2017 April 2019 Additionally, always follow the code requirements for each project. Do you know if it is a code requirement to support sampling tubes greater than 3 at the opposite end of the duct detector? Fire Alarm Nor should it serve as an early warning detection system. Thanks. My understanding is that a remote test station is used to test a duct smoke detector without a) smoking it or b) using, say, a magnet on it. AFC Series Addressable Fire Alarm Systems, Potter's AquaN: Nitrogen for Wet Systems, Fire Sprinkler Monitoring Training Manual, Fire Sprinkler Monitoring Training Course, Fire Sprinkler Monitoring Training Presentations. There is no shame in the average/small alarm company avoiding any project with terms, for example, such as blast wall or deluge system or sprinkler system antifreeze and releasing system to name a few. Rather than a RTS I should have listed a Remote indicator switch. And especially for the installation of air conditioning and heating equipment and components required by code. September 2017 Oh my! It shall be capable of providing duct smoke detector status via the UL listed model APA151 Piezo Annunciator. The pros and cons of duct detector test switches. These links will lead to you purchase a product from another company. 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. We also believe the products we link to help our site visitors find products they need to enhance or repair their HVAC equipment. Audible and visual alarm indicators, remote status indicators, and remote reset/test switches can be accommodated by the SM-501 Series duct units by connecting to DC voltage output terminals 16 through 21. This allows the user to test the detector to ensure that it is working properly. They are used to detect the presence of smoke in air ducts and trigger an alarm. WIRING DIAGRAM FOR RTS151 TO D4120 4-WIRE DUCT SMOKE DETECTOR: RTS151 Remote Test Station We do get a small commission from any sales for our affiliates for which we link. JavaScript is disabled. Wiring Diagrams for Duct Smoke Detectors | Duct Detectors Smoke Detection NFPA 90A Code, Conclusion Duct Detectors Smoke Detection NFPA 90A Code Requirements, UVC Light to Kill Viruses and Other Airborne Harmful Things that Affect Health, NFPA 90a: Standard for the Installation of Air-Conditioning and Ventilating Systems, Duct Detectors Smoke Detection NFPA 90A Code Requirements. Continue with Recommended Cookies. The switch is used to simulate a smoke condition in the ductwork so that the detector can be tested. We and our partners use cookies to Store and/or access information on a device. We are sorry. If a facility only has a few duct detectors, it may not be worth the investment to purchase a test switch. Area detection can be used to shutdown units. Question: Where to place smoke detectors in the ductwork on commercial projects to comply with code? There was a problem adding this item to Cart. Sprinkler Systems February 2021 (Remote Test Switch) NFPA 72 (2002) 72-435.14.5.8 Please let me know if you think my interpretation is correct on this matter. With key, for duct smoke detector, sold in each, System Sensor RTS151KEY remote Test and reset station with key for duct smoke detector. Reply. How do you test a duct detector with a magnet. November 2019 Enhancements you chose aren't available for this seller. The test switch is used to manually activate the duct detector. The System Sensor RTS451KEY is an automatic fire detector accessory designed to test remotely located duct and beam detectors. Thank you for helping keep Eng-Tips Forums free from inappropriate posts.The Eng-Tips staff will check this out and take appropriate action. June 2020 Test switches can be quite expensive, and they are not always necessary. The Potter Electric PAD300-DUCT duct smoke detector provides early detection of smoke and products of combustion present in air moving through HVAC ducts in commercial, industrial and residential applications. PageBreak. Remove the duct smoke detector cover and blow out the residual aerosol smoke from the chamber and reset the duct smoke detector. Depending on how the controls are set up will depend on which contacts you use. October 2019 To accomplish this requirement, a remote test sta-tion (Model RTS451) and a remote test coil kit (Model RTC100) are provided, reference separate instructions and Resources. Reviews (0) The Viking VK3521 Quick Response Pendent Sprinkler is a small thermosensitive glass bulb spray sprinkler available with various finishes and temperature ratings to meet design requirements. This device is only required when the duct detector is not resettable from the FACU. Yes, if the duct detector cannot be reset at the FACP or annunciator, then a separate test/reset station will need to be installed for resetting the duct detector per NFPA 72 section 23.8.5.4.6.4 . You are using an out of date browser. Consult the SuperDuct installa-tion sheet for details. January 2018 If it were a manual pull station for the fire alarm panel that would be a different story. July 2018 When will/won't they be combined? How well do you know the installation and testing requirements for duct smoke detectors? Keyed switch allows remote testing of the PAD100-DUCTR duct detector. Furthermore, the NFPA specifically states that detectors installed in the air duct system shall not be used as a substitute for open-air . April 2020 Brief content visible, double tap to read full content. When do Duct Detectors require a RTS remote test? Heres why: While not required by code, test switches provide a convenient way to test your duct detectors without having to access the detector itself. Test Switch: 10 VA @ 32 VDC Reset Switch: 10 VA @ 32 VDC Alarm Response Time: 40 sec. 01 to 64 (64 point control panel) 01 to 127 (127 point control panel) Accessories: Remote test-reset station . The PAD300-DUCT is designed and built to meet all local requirements, as well as the NFPA regulations regarding duct smoke detectors . Duct smoke detector maintenance requirements are not included in the NFPA standard that covers HVAC systems (NFPA 90A or 90B); however, the International Code Councils 2015 Mechanical Code does state that the standard for maintenance inspections shall be performed in accordance with the ASHRAE/ACCA/ANSI standard number 180. The PAD100-DRTS module does not require an SLC loop address. . The switches are typically used to test the operation of the detectors alarm, to test the detectors ability to reset itself after an alarm, and to test the detectors ability to perform a self-diagnostic test. As the title says, I have some questions about the fire alarm side of duct smoke detectors. In my July issue column, End of Line: Beginning of a Problem? (see www.securityinfowatch.com/12346509), I quoted a section titled, Violation of Duties giving credit to the IBC, when in fact it was from my own states soon-to-be-adopted Ohio Building Code Section 104.4. 2.5 SIGNALING DEVICES . Additionally, red indicates alarm. Refer to the detector installation instructions for additional information. It is important to test the duct detector on a regular basis to ensure that it is working properly. With the weather-tight capabilities of the RT-3000, the small footprint of an HS-100, and the contractor favorite of the SL-2000, there is an APC detector for every situation. We are excited to introduce our new training hub, Potter Academy. 7311 NW 12 St Unit 29 Description The InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and If a remote reset station is needed, it simply resets the smoke detector after it has actuated. I would check with the manufacturer of the device to answer that question. We work hard to protect your security and privacy. June 2015 Last week we explored when duct-detectors are required under the International Mechanical Code (IMC). Likewise, a test plan can say that no duct detectors will be tested or serviced as part of the contract agreement, and that the responsibility for any required T&I will remain with the building owner. My understanding is that a reset switch is used to reset (or "clear") a duct a detector after it has been activated. Please use a different way to share. Whenever smoke has been detected, the fan(s) should be wired to shut down. The duct smoke detector latches into alarm state when an alarm occurs. True False Correct Answer: False . The question: Where do you install duct detectors in the ductwork? And, finally, when is a remote test station required? Engineering Codes, Standards & Certifications, Low-Volume Rapid Injection Molding With 3D Printed Molds, Industry Perspective: Education and Metal 3D Printing. Life Safety Press question mark to learn the rest of the keyboard shortcuts, [V] Engineer NICET III, EDWARD Specialist. 2. Duct detector test switches are devices that are used to test the operation of duct smoke detectors. Close this window and log in. FDBZ-RTL - Remote Test Lamp for Conventional Detectors; ST-100 - Sampling Tube for Ducts 5 ft to 10 ft; AD-TGN - Test Gas Nozzle (package of 10) TSM-1 - Duct Detector Test Switch; ST-10 - Sampling Tube for Ducts 6 in. In most cases, yes. without a test switch, it is very difficult to properly assess whether or not a duct detector is working correctly. But opting out of some of these cookies may have an effect on your browsing experience. A green LED flashes to indicate power, a red LED signals local alarm indication, and optional accessories offer a variety of annunciation capabilities. How does the fire alarm system installation company get stuck with testing and cleaning duct smoke detectors? The wiring diagram graphics here are for illustration purposes only. I usually only see them when a duct detector is above a ceiling, but I don't see them 100% of the time. Your email address will not be published. February 2019 Have a question, comment, or request? Page 1: Table Of Contents. Yes, if the duct detector cannot be reset at the FACP or annunciator, then a separate test/reset station will need to be installed for resetting the duct detector per NFPA 72 section 23.8.5.4.6.4 Where duct smoke detectors are not resettable from the protected premises fire alarm system, a listed alarm/ supervisory indicator with an integral reset switch shall be provided in an accessible location.. Thanks for viewing and enjoy!Follow me on twitter!https://twitter.com/SER_Safetyinstagram:s.e.r._safetyThanks! JavaScript is disabled. Login. FOR SM-501 SERIES DUCT SMOKE DETECTORS PRODUCT OVERVIEW . (2) Rigid mounting to the wall of the duct with the sensing element protruding into the duct. Specifications. , Potter Announces the PAD300 D-TECT Addressable Sensors and Bases, Potters expanded line of D-TECT Sensors and bases have been designed from the ground up with unmatched, What People Are Saying About Working With Potter. Do you agree with that? MOD00861 MOD400R Test module for 100 and 400 series duct smoke detectors RES00837 A2143-10 End of line resistor SEN00917 APA451 Remote annunciator w/piezo, alarm & power led SEN00918 RA400Z Remote annunciator, 7ma, 3.1-32 VDC SEN00919 RTS451 Magnetic remote test and reset station SEN00920 RTS451 KEY Key remote test and reset station 3. NFPA 90A also states: "Where an approved fire alarm system is installed in a building, the duct smoke detectors shall be connected to the fire alarm . For 4-wire detectors, the System Sensor RTS451KEY features a multi-colored LED that alternates between steady green and red. September 2021 My interpretation of NFPA 72-23.8.5.4.6.4 is that a reset switch is required when the duct detector is not resettable from the FACP. Metal 3D printing has rapidly emerged as a key technology in modern design and manufacturing, so its critical educational institutions include it in their curricula to avoid leaving students at a disadvantage as they enter the workforce. We dont share your credit card details with third-party sellers, and we dont sell your information to others. . To test the detector, simply press . Please email him your fire & life safety questions for potential inclusion in this column atgreg@firealarm.org. Click on the icon next to document links to add them to the download folder. 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. November 2020 Discover magazines for computer and electronics enthusiasts. It may not display this or other websites correctly. 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. Always read the manufacturers instructions, guidelines, and recommendations when installing and testing smoke detectors in the ductwork. This implies that most businesses seem to accept the run to failure (RTF) maintenance plan for HVAC systems allow equipment to operate until it breaks. How to test your duct detector test switch? Gas Heating Troubleshooting and Repair Index, Duct Detectors Smoke Detection NFPA 90A Code Requirements. The test switch doesn't test the duct detector per NFPA 72 Table 14.4.2.2(g), so it is just supplemental. While I am a licensed Master HVAC contractor I am not a code official but here is my answer. Of course, the answer is simple. The fire alarm systems primary goal is to enable occupants to escape more quickly and allow a safer building for firefighters to enter. On zoned systems where you have more than one Duct Detector on a zone and the duct detectors are not accessable they need an RTS. Remote Test Stations Labor-saving Remote Test/Reset stations provide alarm testing from the convenience of a remote location. Full content visible, double tap to read brief content. Specifications. 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; December 2022 NFPA 90A is specific to Air Conditioning and Heating Systems installation. For 4-wire detectors, the System Sensor RTS451KEY features a multi-colored LED that alternates between steady green and red. Course Secondly, it will kill the fan so it does not continue to spread smoke before catastrophic failure of the fan occurs. October 2022 Use duct tape or other approved method to seal the aerosol smoke entry hole. WIrInG DIaGram for rtS151 to D2-2WIre DuCt Smoke DeteCtor: rtS151 remote test Station InStallatIon anD maIntenanCe InStruCtIonS 3825 Ohio Avenue, St. Charles, Illinois 60174 1-800-SENSOR2, FAX: 630-377-6495 www . We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Always ensure you check the latest codes for current information. It shall be capable of local testing via magnetic switch, test button on the cover, cover integrated smoke test port or remote testing using the RTS151 or RTS151KEY Remote Test Station. However, we recommend installing them anyway. For testing, the alarm can be enabled by a magnet activated test switch or by the optional remote test station. May 2018 Is it sometimes the case that a duct detector is NOT resettable from the FACP? Please let us know here why this post is inappropriate. How to install a duct detector test switch? Feb 5, 2014 #3 I'm not aware of any potential ADA requirements for the operation of a test switch. Most commercial buildings are required to have a fire alarm system that is regularly tested and maintained. 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. My interpretation of NFPA 72-23.8.5.4.6.4 is that a reset switch is required when the duct detector is not resettable from the FACP. Add up to 15 documents and download to a single zip file. Green indicates power as well as that the detector board is in place. We are sorry to hear of the passing of Steve Schilb, longtime employee of Harrington Signal and Potter Electric. Additionally, test switches make it possible to test multiple duct detectors at the same time, which can be very helpful in large facilities. July 2016 Necessary cookies are absolutely essential for the website to function properly. Design Challenge I'm not aware of any potential ADA requirements for the operation of a test switch. Get your copy here: NFPA 90a: Standard for the Installation of Air-Conditioning and Ventilating Systems. I also wrote and article on hva. The detector should sound an alarm if it is working properly. up to 18 inches in width. These cookies will be stored in your browser only with your consent. Not sure what prompted the question nor what's driving the need to mount it at this level. Test switches also help ensure that your detectors are working properly. Required fields are marked *. 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. 3 MIN READ. rybbfirealarm.com@gmail.com [3] Contents of the Duct Detector Kit [4] Limitations of Duct Detectors DH400 detectors are designed to operate with 12 or 24 VDC [5] Installation Sequence UL listed compatible 2-wire control panels. August 2016 2022-06-29 / Posted By : / uno chef in fattoria ribs / When installing duct-type smoke detectors, they can be installed as described below: (1) Rigid mounting within the duct. Duct detectors are vital pieces of equipment in any HVAC system, but are often overlooked or not given the attention they deserve. Please check your own individual states adopted language for clarification. 7.0 Coordination: In fact, a few paragraphs after the qualified and experienced rule, there is a requirement for everyone who is providing fire alarm system testing and inspection services to provide a written test plan that will document what devices will and will not be actually tested. This is where you can explain, for example, that your technician has only verified that each elevator landings smoke detector has properly caused the associated relay to operate a technician does not verify the proper response of the elevator system. When do Duct Detectors require that a RTS? Some questions regarding duct detector remote test stations, reset switches, and code requirements.. . It features a test/reset function activated by a key, which is included in this order. Output terminals are provided for a wide range of remote accessories such as horns, strobes, remote status indicators, and test/reset key switches or push buttons. Full content visible, double tap to read brief content. 15 19 14 3 20 2 11 2 6 Alarm Signal 1 Aux. August 2022 January 2020 P/N 1700-11140 Page 2 of 2 . The PAD100-DRTS provides a supervised remote test switch for the PAD100-DUCTR duct detector. Not sure. April 2021 +1 (855) 500-6857 In short, the answer is no duct detector test switches are not required. October 2018 Duct detector test switches are intended to be used when it is necessary to test the operation of a duct detector without having to enter the space where the detector is located. 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. 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. Turning the test switch to "TEST" will initiate an alarm and allow the resulting system responses to be verified.