System Sensor Proper Installation of Outdoor AV Devices

White Paper 2014 Installation of Outdoor Advance Audible Visible Devices to be watertight and to operate in a wide temperature range SpectrAlert Advance outdoor audible visible AV appliances are an ideal for fire general signaling mass notification or emergency communication system ECS projects that require exterior notification or notification areas where ambient conditions may exceed the environmental tolerances of typical indoor AV devices While SpectrAlert Advance outdoor devices easy to install several installation procedures and guidelines unique to outdoor models must be followed in order for the devices to perform as in outdoor environments a supplement to the installation manuals System Sensor includes with every product this white paper provides an overview of the proper installation to follow when installing outdoor devices Please refer to the installation manual included with your product or accessible at www for more complete installation instructions If these instructions are not followed your notification appliance may not perform intended Advance Outdoor Product Line SpectrAlert Advance outdoor product line includes two groups of devices standard and replacement R models All standard devices Table 1 with the required plastic outdoor back box R models Table 2 do not ship with the outdoor back box These models are designed specifically for use in flush mount applications are to be used with the SpectrAlert Advance WTP series of weatherproof plates or our custom designed series of metal weatherproof back boxes for horn strobes and horn strobes and MWBB for Speakers and Speaker Strobes Table 3 1 Standard Outdoor Models Strobes 2 Replacement R Outdoor Models for use with WTP weatherproof plates SA WBB and MWBB metal outdoor back boxes Strobes Strobes Strobes Advance also provides a full range of accessory back boxes and weatherproof mounting plates for outdoor AV appliances Table 3 Note specific back box and mounting plate models are designed to work with specific device types Sensor Advanced Ideas Advanced Solutions Proper Installation of Outdoor SpectrAlert Advance Audible Visible Devicesfirealarmresources com 3 Outdoor Back Boxes and Weatherproof Mounting Plates Outdoor Back Boxes for Horns Strobes and Horn Strobes Mount Metal Outdoor Back Box Red Mount Metal Outdoor Back Box Red Mount Metal Outdoor Back Box White Mount Metal Outdoor Back Box White Outdoor Mounting Plates for Horns Strobes and Horn Strobes Mount Weatherproof Plate Red Outdoor Back Boxes for Speakers and Speaker Strobes Mount Weatherproof Plate White Mount Metal Outdoor Back Box Red Mount Metal Outdoor Back Box White Mount Metal Outdoor Back Box White Outdoor Mounting Plates for Speakers and Speaker Strobes Mount Weatherproof Plate Red Mount Weatherproof Plate White Installation of Outdoor Devices Advance outdoor products model numbers end in or for replacement models come in red and white are available in wall ceiling mount versions and may be used indoors or outdoors Standard products must be installed using the proper SpectrAlert Advance back box Plastic weatherproof back boxes ship with all K series devices Metal weatherproof back boxes are also available as an for jurisdictions that require the use of metal back boxes see Table 3 Do not attempt to use boxes other than those specified for use your product If you have to replace a device it is strongly recommended that you replace the outdoor back box as well An installed weatherproof back box should not be left without an installed unit for extended periods of time to avoid water accumulation potential damage the SpectrAlert Advance Weatherproof Back Box weatherproof back box includes small screw plugs to mount directly to the wall or to a weatherproof electrical box If the small screw knockouts are removed must be sealed with an outdoor or marine rated silicone For horns strobes and you can use the center holes for a single gang box and the four outer holes a double gang box Speakers and speaker strobes can only be mounted to a 4x4 electrical box back box also includes threaded holes on the top and bottom of the back box for NPT conduit adapters In addition conduit knockouts in the back of the back are provided for NPT conduit entry When using the rear conduit entry holes unused holes on the top and bottom of the outdoor back box must be properly Threaded plugs and O rings are provided with the product for this purpose It is to put Teflon tape on the conduit plug to ensure a proper seal may compromise the back box due to condensation or direct exposure to rain or snow so it is the responsibility of the installer to make sure all openings and connections are properly sealed Even outdoor installations that are protected from direct exposure to rain are still subject condensation or leakage through hidden areas such as a soffit Watertight fittings should be used for all wiring connections see Liquid Tight and How to Use Them including the conduit knockout and screw knockouts on the back of the box areas where humidity is a concern we recommend blocking the conduit with minimally expanding foam designed for windows and doors GANG SCREW 2X GANG SCREW 4X Outdoor Speakers and Speaker Strobes plastic weatherproof back box shipped with speakers and speaker strobes is equipped with removable side flanges for mounting System Sensor securing the back box directly to the wall or ceiling using the flanges If this approach is not possible or is undesirable for aesthetic installers can use the small screw plugs on the back of the back box the device mounting plate Figure 1 B to the weatherproof back box Figure 1 A using the four non painted screws included with the product 1 C Hook the tabs on the product housing into the grooves on the mounting plate Then swing the product into position to engage the pins the device with the terminals on the mounting plate Verify that the tabs on the back of the device are fully engaged with the mounting plate Finally the device to the mounting plate using the four 8 32 flat head screws Figure 1 D Sensor Advanced Ideas Advanced Solutions Proper Installation of Outdoor SpectrAlert Advance Audible Visible Devicesfirealarmresources com 1 Mounting Outdoor Speakers and Speaker Strobes to a Weatherproof Back Box Mounting Outdoor Speakers and Speaker Strobes WTP SP weatherproof plate is for installation with SpectrAlert Advance outdoor replacement R speakers and speaker strobes This accessory enables installers to flush mount an outdoor unit on a number of different surfaces including brick ceramic tile concrete and masonry brick separately from the device the WTP SP is offered in red and white WTP SPW and is designed for use in both indoor and outdoor applications plate is designed specifically to work with the proper SpectrAlert Advance K series outdoor replacement products see Speakers and Speaker in Table 2 The WTP SP is compatible with 4 back boxes Do not attempt to use this weatherproof plate with devices or back other than those specified for use with this product installing attach the device mounting plate to the WTP SP Check the orientation of the back box to the WTP SP plate and observe which holes be used for mounting the back box Place the Well Nuts Figure 2 A into the two holes that will NOT be used in mounting the WTP SP to the back Place the device mounting plate onto the WTP SP and secure by tightening the two 8 32 pan head screws Figure 2 B into the well Secure the WTP SP and device mounting plate assembly to the back box using the two 8 32 pan head screws Figure 2 C Tighten screws until the WTP SP gasket is evenly compressed around the perimeter at least 50 percent 2 WTP SP and Device Mounting Plate Assembly and Attachment to Back Box outdoor rated silicone caulk not su