This is because fire alarm control panels vary by applicable. against extraneous electrical interference. All i3 Series detectors are designed to provide open area protection. I have since replaced the battery, which has resolved the smoke error. PDF Device Compatibility Document System Sensor 2W-B i3 Series 2-Wire Photoelectric Smoke Detector tor. breach of this or any other Warranty, expressed or implied whatsoever, even if the loss or damage is caused by the Companys negligence or fault. 130 Ready to learn more? The panel has internal knowledge to reset the zone automatically when an alarm is cleared. All wiring must be installed in compliance with the National Electrical Code, applicable state and local codes, and any special requirements of the local Authority Having Jurisdiction. After power up, allow 80 seconds NOTE: If, during power-up, the detector determines there is excessive electrical noise in the system such as those caused by improper grounding of the Smoke Entry Test list is available from System Sensor upon request. Wire connections are made by stripping approximately 14-inch of insulation from the end of the feed wire, inserting it into the proper base terminal, and tightening the screw to secure the wire in place. 2. I've seen three different mri rooms using system sensor 2wb smokes tied to a zone module. Consult the dealer or an experienced radio/TV technician for help. They also answer your questions from the comfort of home or the office. of manufacture. Travis, with 4-wire smokes, you usually don't have to verify compatibility. A copy of this list is available from System Sensor upon request. They were an easy mount adapted to our smoke detecting system. Hello, I have a vista 20P (came with the house I bought) that has (4) 2 wire smokes wired in. 100 Observe the LEDs on each detector: NIB!! The i3 Series 2W-B uses drift compensation technology and smoothing algorithms which prevent the smoke detector from becoming too sensitive as dust accumulates. A couple of things to note before Wired. Ripple Voltage: System Sensor 2W-B Product Specifications: System Sensor 2W-B Product Compatibility: Plug-in detector line, mounting base included, Mounts to octagonal and single-gang back boxes, 4-square back boxes, or direct to ceiling, Drift compensation and smoothing algorithms. The manual are available from System Sensor at no charge. The heads and bases are clearly identified as either 2-wire or 4-wire. List Price. 6. If a detector fails any of the above test methods, its wiring should be checked Hayden here again from Alarm System Store. Fill out the form and we'll contact you shortly. (if excessive electrical noise is present) When mounting the i3 Series, ensure that the head is mounted to the correct base. It will take approximately 80 seconds for the detector to finish the power-up cycle (see Table 2). POSITION SENS-RDR Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. into the test Wiring Diagrams Compatible Brand. Figure 1: Mounting of Detector. Air conditioners, heaters, fans, and fresh air intakes and returns can drive smoke away from the detector. to prevent any unwanted alarms. 4.3 (21) $6371. No agent, representative, dealer, or employee of the Company has the authority to and service during the three year period commencing with the date of manufacture. When used with an i3 Series compatible control panel or the i3 Series 2W-MOD module (refer to installation manual D500-46-00), the 2W-B and 2WT-B are capable of generating a maintenance needed signal. Alarm Type. Test each detector as described in Testing. For two-wire models 2W-B and 2WT-B, connect detectors only to compatible alarm control panels as identified by System Sensor's compatibility chart. System Sensor webinars provide relevant and timely information on products, market trends, and legislation. When I put the system in alarm mode and set it off, the panels still have the same behavior and the sirens (not the keypad alarm) do not sound. I am wondering if there is too much power connected to the panel for the sirens to sound. Wiring Installation Guidelines Or should i plan on just running the wire directly out of the drywall? ABOUT US Updates The 2W-MOD can The 2W-MOD can indicate a need for cleaning, replacement, or a freeze condition (2WT-B only) at the control, Installation of the 2W-B, 2WT-B, 4W-B, and 4WT-B detectors is, simplified by the use of a mounting base that may be pre-wired, to the system, allowing the detector to be easily installed or, removed. This feature ensures that your security system will not experience nuisance false alarms. When the detector is in the alarm mode, the red LED latches on. tamper release tab, located on the skirt of the mounting base, and turn the System Sensor webinars provide relevant and timely information on products, market trends, and legislation. NIB!! This feature is 2-Wire i3 Detector Wired in Style D Configuration: B. *Assumes the panels alarm verification reset time is 10 seconds or less. Additionally, to my comment below will the base of the unit likely fit the old base so I can just twist it into place after connecting the wires? ey+L) l\q8e)2FWfQCCvBm Yrsza G( Vc Gz;?TP!k5UY6m}*i*OGWfMPMN O_\mV=}gj{sf! tLC>[PWGq9 p The mounting base installation is further simplified by the incorporation of features compatible with drywall fasteners. gently blow the smoke through the detector until it alarms. 15 further simplified by the incorporation of features compatible with drywall to the plastic. In wet or excessively humid areas, or next to bathrooms with showers. These calculations are described in NFPA 72 and are to be provided to the authority having jurisdiction. List Price $134.00 Our Price $88.99 You Save $45.01 (34%) D100-96-00. System Sensor warrants its enclosed smoke detector to be free from defects in materials Amazon.com: System Sensor 2w-b 4.Direct mount or to ceiling using drywall fasteners (Figure 2). I was planning on installing about 11 of these on a vista 21ip panel, what is the power draw I should account for when planning against the 650 mA allowance for the panel? Physical Specifications NOTE: T COSMO2W - System Sensor - JMAC System Sensor offers world-class fire detection and notification solutions System Sensor Founded in 1984, System Sensor is a global manufacturer of fire and life safety devices, specializing in smoke detection, carbon monoxide detection, and notification technology for world-wide applications. The System Sensor 2W-B is a 2-wire smoke detector and a member of System Sensor's i3 Series of photoelectric smoke detectors. may also have other rights which vary from state to state. With less intelligent smoke detectors, a dirty photoelectric chamber will results in false alarms. The screw terminals in the mounting base will accept 1422 gauge wire. any latin characters (a-z, A-Z) any numbers (0-9) special characters ("-", "_" and ". Products - Honeywell At a minimum, cleaning should be performed annually. Therefore, System Sensor recommends condition if the temperature is below 41F. Are a Smoke Alarm and a Smoke Detector The Same Thing? Notify the proper authorities when the system is back in service. 30 % peak to peak of applied voltage Blink 5 sec Reorient or relocate the receiving antenna. Should the alarm verification reset exceed 10 seconds, use the maximum initial start-up time. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. 5. The i3 Series heads and bases are keyed so that a 2-wire head will only mount H\@}&&u/tc1.|UH*_7]}8s5CC)^.+Jj__}}}weqxes;,64qh{>?bxN}9_iIg]9.oM:,=nKE%ml)R.g")d6KO)\1WK%yaycN,Y`.K3{daal4{=fOW)=#=#=SoB#. Max. (See the Testing section.) However zones 1 and 2 can support 16 on each zone. Please include a Solid, After an initial power-up delay, the red and green LEDs will blink synchronously once every ten seconds. Max. The calculated illumination is required to be at least 0.0375 lumens/ft2 at any point within the covered area. Lets you hear all the different audio tones of the AV notification appliances, such as the temporal 3 and non-temporal for the electromechanical, 3.1KHz, 520Hz, as well as the chimes. System Sensor | Honeywell Building Technologies avg., 100 A peak, Operating Temperature Range: 32 to 120F (0 to 49C), Operating Humidity Range: 0% to 95% RH, noncondensing. has been made tamper resistant, use a small screwdriver to depress the square DETECTOR If the detector is in need of maintenance, because its sensitivity has shifted outside the listed limits, the red, LED blinks once every five seconds. the 2W-MOD2 installation manual, document D500-4600, for Style D wiring 135F (57.2C) 46 | Microsoft VP Marcus Fontoura on Architecting Azure, the "World's Computer" 0:00 / 0:00. performed and the system will be temporarily out of service. Increase the separation between the equipment and receiver. This chart contains the current list of detectors and UL Listed compatible control units. are capable of generating a maintenance needed signal. Start-up Time: increase or alter the obligations or limitations of this Warranty. CAUTION Models 2WT-B and 4WT-B also feature a restorable, built-in, fixed temperature (135F) thermal detector and are also capable of sensing a freeze condition if the temperature is below 41F. A copy of this list is available from System Sensor upon request. I would like to replace it with similar 4 wire detector like the 4WT-B detector and wanted to check if they are compatible? The 2W-B smoke detector consists of a mounting base that can be mounted on a single gang box, a three and a half or four inch octagonal box or a four inch square box with a plaster ring. The device uses photoelectric technology to detect smoke, while the fixed heat sensor activates at temperatures of 135F and higher. The Company shall not How to wire and program System Sensor 2WB series 2 wire - YouTube Each i3 Series detector is supplied with a mounting base that can be It will take approximately 80 seconds for the ld house alarm system. RA400Z Remote Annunciator to be connected. Honeywell's Esser brings Optical smoke detectors ES Detect which have ability . the latest products, and offers. Thanks for using Alarm Grid as a resource.For the purpose of improving our site, wed like to know if you are one of the following: INSTALLATION AND MAINTENANCE INSTRUCTIONS, Series of this Warranty shall be limited to the repair or replacement of any part of the smoke Heat Sensor (Model 2WT-B and 4WT-B): 135F (57.2C) Freeze Trouble (Model 2WT-B and 4WT-B): 41F (5C) Operating Temperature Range: 2W-B and 4W-B: 32 to 120F (0 to 49C) 2WT-B and 4WT-B: 32 to 100F (0 to 37.8C) Operating Humidity Range: 0 to 95% RH non-condensing Storage Temperature Range: -4 to 158F (-20 to 70C) Diameter (including base): System Sensor 2W-B User Manual Certain System Sensor SWIFT AV bases have the potential to generate a premature and erroneous low battery notification. Developed and delivered by Honeywell industry experts, HBU training employs techniques and technologies to help your teams learn everything they can about our products. WIRING DIAGRAMS FIGURE 3A: WIRING DIAGRAM, 2W-B AND 2WT-B 2 . In a freeze trouble condition, the red LED will blink once every 10 seconds (refer to Table 1). models must be used with compatible UL Listed panels only. And today we're going to be adding two-wire smokes to our DSC Neo system. prevent a system from responding properly in the event of a fire. System Sensor 2WT-B - 2-Wire Smoke Detector with Fixed Heat Sensor System Sensor does not provide any design or engineering services. Brightness sensor Mode The sensor is activated. PDF inSTaLLaTion and mainTenanCe inSTruCTionS Series Please read thoroughly System Sensor manual A05-1003, Applications Guide for System Smoke Detectors, which provides, detailed information on detector spacing, placement, zoning, wir-, ing, and special applications. Wire connections are made by stripping approximately 14-inch of insulation With. When returning the system to service, be sure to remove the dust The LED indication must not be used in lieu of the tests specified under Testing. 41F (5C) and workmanship under normal use and service for a period of three years from date Mounting InnovairFlex duct smoke detectors combine an impressive collection of innovations to greatly simplify HVAC system monitoring. Red. For convenience, the 2W-B mounting base can also be directly mounted to the ceiling using drywall fasteners. Alarm, Red LED Make sure to observe polarity when wiring up your smoke detectors and you should connect an end-of-line resistor across the loop wires at the last 2W-B on your loop. $59.99. Ready to learn more? Consult the list to locate a control module for your specific fire alarm system. To engage the tamper-resistant feature, cut the small plastic tab located on the mounting base (Figure be used in lieu of the tests specified under Testing. Test i3 Series detectors as follows: The drop-in ceiling tile speakers, strobes and speaker strobes offer a complete turn-key solution that offers a cleaner and faster installation, reduced labor costs and lower risk than traditional AV notification appliances. item 3 System Sensor 2W-B 2WB i3 Series 2-wire Photoelectric Smoke Detector System Sensor 2W-B 2WB i3 Series 2-wire Photoelectric Smoke Detector. detector to be easily installed or removed. It can connect with a Honeywell VISTA System at Zone 1. System Sensor 2W-B Installation And Maintenance Instructions - ManualsLib Some parts of this page is temporarily unavailable. I have an old System Sensor 2 wire photoelectric smoke alarm (hardwired) that is about 17 years old and has finally gone out - trying to figure out if this particular unit will work seamlessly as a replacement for my existing alarm - there is a connection to the back of the alarm and wonder if I can just hook up the new alarm the same away the old alarm is connected and have it work? maintenance or screen replacement. The System Sensor COSMO-2W is a best-in-class i4 Series combination CO/Smoke detector is a 2-Wire carbon monoxide (CO) and smoke detection technology in a single, system-connected device. When used with an i3 Series compatible control panel or the i3 Series 2WMOD module (refer to installation manual D500-46-00), the 2W-B and 2WT-B To remove the detector from the base once it has been made tamper resistant, use a small screwdriver to depress the square tamper release tab, located on the skirt of the mounting base, and turn the detector counterclockwise. Wd]_c'F1p% 35 35 Volts 1050 0 obj <>stream This item: System Sensor 2W-B i3 Series 2-wire, Photoelectric i3 Smoke Detector $52.42 UHPPOTE Wired Sound and Light Fire Alarm Warning Strobe Siren Horn Sound Alert Safety System $18.40 Fire Lite Alarms Dual Action Pull Station w Key Lock $57.06 Honeywell VISTA-20P Ademco Control Panel, PCB in Aluminum Enclosure 399 12 offers from $73.62 1. For two-wire models Freeze Trouble (Model 2WT-B and 4WT-B): NOTE: Before testing, notify the proper authorities that maintenance is being Heat Sensor (Model 2WT-B and 4WT-B): When the detector is in the alarm mode, the red LED latches on. in accordance with the instructions, may cause harmful interference to radio communications. Save 6% at checkout. Latching Alarm: Reset by momentary power interruption System Sensor 2WTA-B specifications Below you will find the product specifications and the manual specifications of the System Sensor 2WTA-B. This chart contains the current list of detectors and UL Listed compatible control units. Hold a smoldering punk stick or cotton wick at the side of the detector and 7. hbbd```b``6@$&"%H 12/24 Volts Non-polarized Do NOT Install Detectors in the Following Areas: In or near areas where particles of combustion are normally present such as kitchens; in garages (vehicle exhaust); near furnaces, hot water heaters, or gas space heaters. However, the i3 Series smoke detector allows for fast and easy inspection. To a single gang box, or The mounting base installation is Do these detectors have a similar lifespan? At a minimum, cleaning should be performed annually. Voltage Drop calculations for System Sensor AV products can be done using the Honeywell Online Tools for Fire (HOTFire) site. Remove power from alarm control unit or initiating device circuits before installing detectors. %%EOF alarm verification. Start-up Time: NOTICE: This manual shall be left with the owner/user of this equipment. of smoke detectors. Disable the zone and it should be cleaned as outlined in the Maintenance section. When mounting the i3 Series, ensure that the head is mounted to the correct base. Compatible with 12- or 24-volt systems. Each zone provides enough stand by current (2ma) to power up to sixteen smoke detectors. Page 2 System Sensor two-wire smoke detectors are marked with a compatibility identifier located on the label on the back of the product. before performing maintenance of any kind. This chart contains the current list of . Blink 10 sec Applications Guide for System Smoke Detectors, which provides detailed information on detector spacing, placement, zoning, wiring, and special applications. The i3 line redefines installation ease with its plug-in design. Users of this calculator are solely responsible for their own selection and use of products based upon information contained in this calculator and any calculations from this calculator. For the effect of polar distribution (rated candela at each angle), the ANSI/UL 1971 minimum percentages are used for the calculations. as identified by System Sensors compatibility chart. If the detector is in need of maintenance because its sensitivity has shifted outside the listed limits, the red LED blinks once every five seconds. Please read thoroughly System Sensor manual A05-1003, Applications Guide If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to Using a 1000-1500 watt hair dryer, direct the heat toward either of the thermistors. Power must be removed from the detector View a list of all System Sensor locations worldwide. Hold the heat source about 12 inches from the detector to avoid damage In order for this feature to work properly, the chamber must never be opened while power is applied to the smoke System Sensor - Technical Field Bulletin Life Expectancy of System Smoke Detectors - Dated 05/2012, Limitations of Fire Alarm Systems - Dated 5/13 Rev. Enter a zip code, select a range, and choose a Distributor type to locate the nearest Distributor. System Sensor's AV notification devices are one of the most versatile, easy to install, and cohesive audible visual (AV) notification appliances in the industry. needed" signal. I have a Vista 6150 15P Control Panel and an old System Sensor 2312/24TB 4 wire Smoke/heat detector. Two-Wire Compatibility. Green LED indicator on the base. Two LEDs on the detector provide a local visual indication of the detectors status: IMPORTANT: This detector must be tested and maintained regularly following Standby Current: 1o)!2'1hg'0?,s1e*F 6S(Ft50 AKTX"897cOF 7 Loop verification is provided by the EZ Walk loop test feature. :9M9yB*]}8s5CC)^.+Jnz>>;?88^]~xxfntMr}->rz_Sxu%fYz,b,v%-]r9Yfl){fy\1W+ye"3#r9c/DfO+"!a4{=ff^,. The 2W-B should work zones 1 and 2 since they are designed for system sensor 2-wire devices. Access all of System Sensor's tools and software offerings. After all detectors have been installed, apply power to the alarm control haha, Hi Dustin, A05-0395-007 4/09 #2132 SpectrAlert Advance Dimensions Model Description Wall Horn Strobes P2R* 2-Wire Horn Strobe, Standard cd, Red Models 2W-B and 2WT-B are 2-wire photoelectric smoke detectors; models Smoke detectors are not to be used with detector guards unless the combination has been evaluated and found suitable for that purpose. The microprocessor allows the detector to automatically adjust its sensitivity back to the factory setting when it becomes more sensitive due to contaminants settling in its chamber. We're here to provide technical support for System Sensor products and service. such as kitchens; in garages (vehicle exhaust); near furnaces, hot water Condition 3. You have been registered for product and offer updates. Our understanding is that EASE Evac voice evacuation design software from AFMG Technologies is intended to help designers and installers save time and money on voice evacuation systems by enabling them to preplan the system to meet new intelligibility code requirements, reduce costly post-installation changes, and limit over-design. To engage the tamper-resistant feature, cut the small plastic tab located on the mounting base (Figure 2), and then install the detector. When performing maintenance on your smoke detector, simply turn the 2W-B head counter clockwise to remove it from the base. Buy the System Sensor 2WT-B here. monoxide(co)/photoelectric smoke detector (4 pages), Manual will be automatically added to "My Manuals", Installation and maintenance instructions, Smoke Alarm System Sensor 4WT-B Installation And Maintenance Instructions, Smoke Alarm System Sensor 2WT-B Installation And Maintenance Instructions, Smoke Alarm System Sensor 2WTR-B Installation And Maintenance Instructions, Smoke Alarm System Sensor 2100ARFT Installation Instructions Manual, Smoke Alarm System Sensor 2251EIS Installation And Maintenance Instructions Manual, Smoke Alarm System Sensor 22051E-RF Installation And Maintenance Instructions Manual, Smoke Alarm System Sensor 2112 Installation And Maintenance Instructions, Smoke Alarm System Sensor FSB-200 Installation And Maintenance Instructions Manual, Smoke Alarm System Sensor BEAM1224 Installation And Maintenance Instructions Manual, Smoke Alarm System Sensor 2351E Installation And Maintenance Instructions, Smoke Alarm System Sensor DH100ACDCLP Installation And Maintenance Instructions Manual, Smoke Alarm System Sensor 2100AT Installation And Maintenance Instructions, Smoke Alarm System Sensor 6500S Installation And Maintenance Instructions Manual, Smoke Alarm System Sensor i4 Series COSMO-2W Installation And Maintenance Instructions, Smoke Alarm System Sensor Innovair flex D4120A Installation And Maintenance Instructions Manual. Amazon.com: System Sensor 2wb Proper wire gauges should be used. The calculator was programmed to assist you in the design of audible/visible notification device circuits. The i3 family is founded on three principles: installation ease, intelligence, and instant inspection. An overview of latest updates, essential resources, and webinars. I recommend powering down the system and placing your system on test mode if monitored before swapping in the new smoke. 3825 Ohio Avenue, St. Charles, Illinois 60174 To a 312-inch or 4-inch octagonal box, or Fire Alarm Systems | System Sensor L-series indoor horn/strobes System Sensor L-series indoor horn/ strobes www.boschsecurity.com u u Plug-in design with minimal intrusion into the back box u Field-selectable candela settings of 15 or 30 cd at 12 V or 15, 30, 75, 95, 110, 135, and 185 cd at 24 V u Horn rated at 88+ dBA at 16 V Rotary switch for horn tone and two volume settings 4. All models incorporate a state-of-the-art optical sensing chamber and an advanced microprocessor. Smoke detection for MRI rooms. : r/firealarms - reddit The System Sensor 2W-B is a 2-wire smoke detector and a member of System Sensors i3 Series of photoelectric smoke detectors. *Refer to Electrical Specifications for start-up time in conjunction with panel Ensure proper wiring and power is applied. No Contract Alarm Monitoring starting at $10 a month! The microprocessor allows the detector to automatically adjust its System Sensor two-wire smoke detectors are marked with a compatibility identifier located on the label on the back of the product. NOTE: For the above tests, the detector will reset only after the power source SWITCH WITH A Turn it on by pushing the button of the wired remote. Deciding Whether to Use 2-Wire or 4-Wire Smoke Detectors. For two-wire models 2W-B and 2WT-B, connect detectors only to compatible alarm control panels as identified by System Sensor's compatibility chart. System Sensor is pleased to provide this Strobe Coverage Calculator, formerly known as Equivalent Facilitation Calculator. In no case shall the Company be liable for any consequential or incidental damages for This notification is not a safety issue, but low battery warnings should be addressed promptly to avoid potential problems with system operations which may arise. detector. at the control panel or module. Remove the top half of the screen/sensing chamber by lifting straight up Our hardwired CO detectors with RealTest use electrochemical sensors to measure carbon monoxide levels and alert residents with a flashing Temp-4 signal alarm. DIAMETER TOOL, Figure 5: Removing/Replacing Screen/Sensing Chamber Sensitivity Reader tool should be used. mounted: Proper wire gauges should be used. In a freeze, trouble condition, the red LED will blink once every 10 seconds, To measure the detector's sensitivity, the i, RDR Infrared Sensitivity Reader tool (see Figure 4) should be, Models 2W-B and 2WT-B also include an output that allows an. It sounds like you may be experiencing a low battery issue possibly. 15 sec - 2W- B More results Similar Description - 2W-B More results current list of detectors and UL Listed compatible control units. Figure 4: Recessed Test Switch Opening and SENS-RDR Position Ep. While the drift compensation and smoothing algorithms make the 2W-B more advanced than other conventional smoke detectors, it will eventually need to be cleaned. 2W-B Datasheet(PDF) - Systemsensor advanced ideas. Series detectors are designed to provide open area protec-, tion. System Sensor two-wire smoke detectors are marked with a compatibility identifier located on the label on the back of the product. J#_l Uf! z8wE]Kz[]~F$e.7 0hHJUm0C TXopU* 8CC]s9AdZJ:>iSiO8hwRYlY goih5KN&XIJe\[% they work perfectly and make me feel much more comfortable while i am away. www.systemsensor.com, Photoelectric Smoke Detector The i3 Series heads and bases are keyed so that a 2-wire head will only mount to a 2-wire base, and a 4-wire head will only mount to a 4-wire base. Ensure your FAAST device has the most up-to-date firmware. he EZ Walk loop test must not be used instead of alarm NFPA 72 requirements. Also, is your system currently monitored we do offer no contract low cost monitoring plans as low as $10/mth. System Sensor makes no representations whatsoever with regard to the quality or function of AFMGs EASE Evac software. System Sensor 2WTA-B - Alarm Grid z7$m9ymnsx.}]{~{^^}ltW? Press heads and bases are clearly identified as either 2-wire or 4-wire. It should connect the same exact way. No Contract Alarm Monitoring starting at $10 a month! the temperature is below 41F. Department, RA #__________, 3825 Ohio Avenue, St. Charles, IL 60174. from the end of the feed wire, inserting it into the proper base terminal, and Preview PDF Download HTML 2W-B Datasheet (PDF) - Systemsensor advanced ideas. The CLSS Tool Suite allows you to perform battery, voltage drop, and Db line loss calculations in a single desktop application. 32 to 100F (0 to 37.8C) 6.3 oz. The System Sensor 2W-B is a 2-wire smoke detector and a member of System Sensors i3 Series of photoelectric smoke detectors. HOTFire is a free online site that helps users quickly plan and model notification appliance circuits (NACs) using the entire line of SpectrAlert Advance and L-Series. \kUb5{,P'Zwd**4C8X)z Air conditioners, heaters, fans, and fresh air intakes and returns can drive smoke away from the detector. Installation of the 2W-B, 2WT-B, 4W-B, and 4WT-B detectors is simplified by the use of a mounting base that may be pre-wired to the system, allowing the detector to be easily installed or removed.
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