{"product_id":"honeywell-silent-knight-sd500-lim-slc-line-isolator-module","title":"Honeywell Silent Knight SD500-LIM SLC Line Isolator Module","description":"\u003ch4 data-start=\"0\" data-end=\"14\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"16\" data-end=\"389\"\u003eThe Honeywell Silent Knight SD500-LIM is a line isolator module designed to protect signaling line circuits (SLC) in addressable fire alarm systems by isolating short circuit faults. It maintains communication with unaffected SLC devices by separating damaged sections of the loop while allowing the remaining system components to continue operating. The module is used with Silent Knight fire alarm control panels in Class A and Class B wiring configurations.\u003c\/p\u003e\n\u003cp data-start=\"16\" data-end=\"389\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"16\" data-end=\"389\"\u003e \u003c\/p\u003e\n\u003ch4 data-start=\"16\" data-end=\"389\"\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHoneywell Silent Knight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFire Alarm Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSD500-LIM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLine Isolator Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSLC Short Circuit Isolator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Panels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilent Knight 6700, 6808, 6820, 6820EVS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Circuit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSignaling Line Circuit (SLC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWiring Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStyle 7 (Class A), Style 4 (Class B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFault Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShort circuit isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual gang or 4-inch square electrical box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSLC loop field wiring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic fault detection and loop isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAddressable fire alarm system protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL Listed, FM Approved, CSFM, MEA 429-92-E Vol. 9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHoneywell Silent Knight addressable FACPs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDevice Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntelligent fire alarm loop protection module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.25 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4 data-start=\"391\" data-end=\"411\"\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eSD500-LIM\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"510\" data-end=\"1126\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe SD500-LIM is part of the Silent Knight addressable fire alarm accessory family, providing SLC protection and fault isolation for compatible Honeywell fire alarm control panels. The module detects short circuit conditions on the communication loop and automatically isolates the affected section to prevent disruption of connected devices. It supports Style 7 (Class A) and Style 4 (Class B) wiring configurations and installs in standard dual gang or 4-inch square electrical boxes. The SD500-LIM is designed for integration with Silent Knight 6700, 6808, 6820, and 6820EVS addressable fire alarm control panels.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1128\" data-end=\"1143\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1145\" data-end=\"2438\"\u003e\n\u003cli data-start=\"1145\" data-end=\"1273\"\u003eSLC Short Circuit Isolation: Detects and isolates short circuit faults on signaling line circuits to protect system operation.\u003c\/li\u003e\n\u003cli data-start=\"1274\" data-end=\"1402\"\u003eDevice Protection: Allows unaffected SLC devices to continue communicating when a fault occurs on another section of the loop.\u003c\/li\u003e\n\u003cli data-start=\"1403\" data-end=\"1505\"\u003eClass A Compatibility: Supports Style 7 Class A wiring configurations for redundant loop protection.\u003c\/li\u003e\n\u003cli data-start=\"1506\" data-end=\"1611\"\u003eClass B Compatibility: Supports Style 4 Class B wiring configurations for flexible system installation.\u003c\/li\u003e\n\u003cli data-start=\"1612\" data-end=\"1736\"\u003eSilent Knight Integration: Designed for use with compatible Honeywell Silent Knight addressable fire alarm control panels.\u003c\/li\u003e\n\u003cli data-start=\"1737\" data-end=\"1837\"\u003eAutomatic Fault Response: Provides immediate isolation when a short circuit condition is detected.\u003c\/li\u003e\n\u003cli data-start=\"1838\" data-end=\"1937\"\u003eStandard Electrical Box Mounting: Installs in common dual gang or 4-inch square electrical boxes.\u003c\/li\u003e\n\u003cli data-start=\"1938\" data-end=\"2050\"\u003eAddressable System Support: Provides reliable protection within intelligent fire alarm communication networks.\u003c\/li\u003e\n\u003cli data-start=\"2051\" data-end=\"2155\"\u003eCompact Installation Design: Allows placement throughout SLC loops without requiring large enclosures.\u003c\/li\u003e\n\u003cli data-start=\"2156\" data-end=\"2252\"\u003eSystem Continuity Protection: Helps maintain fire alarm device operation during wiring faults.\u003c\/li\u003e\n\u003cli data-start=\"2253\" data-end=\"2342\"\u003eWide Panel Compatibility: Works with Silent Knight 6700, 6808, 6820, and 6820EVS FACPs.\u003c\/li\u003e\n\u003cli data-start=\"2343\" data-end=\"2438\"\u003eCertified Life Safety Component: Approved for use in regulated fire protection installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2440\" data-end=\"2580\"\u003eThe SD500-LIM delivers the reliability and precision required for SLC fault isolation and protected addressable fire alarm system operation.\u003c\/p\u003e","brand":"Honeywell Silent Knight","offers":[{"title":"Default Title","offer_id":52130774516010,"sku":"SD500-LIM","price":205.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/hbt-Fire-P1914191-primaryimage.jpg?v=1785095562","url":"https:\/\/iqelectro.com\/products\/honeywell-silent-knight-sd500-lim-slc-line-isolator-module","provider":"IQElectro","version":"1.0","type":"link"}