{"product_id":"simplex-4098-9751-same-day-shipping-sealed","title":"Simplex 4098-9751 In-Duct Sensor Housing with Relay","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe Simplex 4098-9751 in-duct sensor housing with relay installs a 4098-9714 TrueAlarm analog photoelectric sensor directly in HVAC duct airflow for applications where sampling-tube duct detectors are not appropriate. It supports 0 to 4000 ft\/min duct velocity, communicates on TrueAlarm IDNet or MAPNET II, and adds a programmable local Form C relay for fan shutdown, damper control, or other fire-response actions.\u003c\/p\u003e\n\u003cp\u003eKey Specifications:\u003cbr\u003eType: TrueAlarm in-duct sensor housing with programmable local relay (4-wire)\u003cbr\u003eCore Function(s): Houses a spot-type TrueAlarm photoelectric smoke sensor for duct smoke notification; provides a panel-programmable local relay output\u003cbr\u003eLoop\/Protocol: TrueAlarm analog communications; IDNet or MAPNET II (auto-selected), 1 address per housing\u003cbr\u003ePower: Two-wire IDNet\/MAPNET II communications plus 18 to 32 VDC for relay power (24 VDC supplied by fire alarm system); 240 μA standby @ 24 VDC, 30 mA alarm @ 24 VDC\u003cbr\u003eIndicators\/UI: Red LED visible through the transparent cover (pulsing = power-on; steady = alarm\/trouble per panel); operating range 15°F to 122°F, 10% to 90% RH\u003c\/p\u003e\n\u003cp\u003eCompatible Accessories:\u003cbr\u003e4098-9714 – TrueAlarm analog photoelectric sensor head (required, ordered separately)\u003cbr\u003e565-654 – Duct detector card (internal replacement electronics for the housing)\u003cbr\u003e733-868 – Internal ribbon cable used inside the housing to connect the duct detector card to the head base (service\/repair part)\u003cbr\u003e2098-9806 – Remote test station (key switch plus remote red LED)\u003cbr\u003e2098-9808 – Remote LED alarm indicator\u003cbr\u003e4098-9819 – Adapter for 6 in round duct\u003cbr\u003e4098-9824 – Adapter for 8 in round duct\u003cbr\u003e4098-9852 – Adapter for 10 in round duct\u003cbr\u003e4098-9853 – Adapter for 12 in round duct\u003c\/p\u003e\n\u003cp\u003eSystem Compatibility: Compatible with Simplex control panels that support TrueAlarm IDNet or MAPNET II communications; relay operation is not compatible with 2120 CDT.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"FIRE ALARM SYS","offers":[{"title":"Default Title","offer_id":51571155665216,"sku":"396076214829","price":320.39,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/6466\/0032\/files\/4098-9751.jpg?v=1772826118","url":"https:\/\/firealarmsys.com\/products\/simplex-4098-9751-same-day-shipping-sealed","provider":"FIRE ALARM SYS","version":"1.0","type":"link"}