{"product_id":"lem-320-notifier-loop-expander-module-for-onyx-fire-alarm-panels","title":"LEM-320 | Notifier Loop Expander Module for ONYX Fire Alarm Panels","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe NOTIFIER LEM-320 Loop Expander Module provides additional Signaling Line Circuits (SLCs) to compatible ONYX Series Fire Alarm Control Panels. Designed to mount as a daughter board to the LCM-320, it delivers reliable expansion capacity while maintaining system performance and survivability.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\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\u003eNotifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlame Safety Products\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLEM-320\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlame Safety Amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal, 27.6 VDC max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Loop Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 12,500 ft (3,810 m) with 12 AWG twisted unshielded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Gauge Support\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 to 18 AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 mA (LEM-320), 130 mA (LCM-320)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Loop Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400 mA (single loop)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 ohms (supervised \u0026amp; power-limited)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C to 49°C (32°F to 120°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 93% ± 2% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL, ULC, FM, CSFM, FDNY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDaughter board to LCM-320\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eONYX NFS2-3030, NFS-640\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWiring Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass B (Style 4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.95 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\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eLEM-320\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe LEM-320 is a loop expander module engineered for use with NOTIFIER’s ONYX Series fire alarm control panels. It mounts directly to the LCM-320, enabling the addition of SLC loops for expanded system coverage. This module is compatible with the NFS2-3030 and NFS-640 panels, supporting efficient Class B (Style 4) wiring configurations. Built with plug-in simplicity, the LEM-320 is suitable for fire protection applications where scalable loop capacity is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLoop Expansion: Adds extra SLC loops to compatible LCM-320 modules.\u003c\/li\u003e\n\u003cli\u003eLong Wiring Distance: Supports up to 12,500 feet (3,810 m) with 12 AWG twisted unshielded wire.\u003c\/li\u003e\n\u003cli\u003eDegraded Mode Operation: Ensures survivability in case of partial system failure.\u003c\/li\u003e\n\u003cli\u003eCompact Form Factor: Installs as a daughter board within small enclosures.\u003c\/li\u003e\n\u003cli\u003eHigh Compatibility: Works with NFS2-3030 and NFS-640 control panels.\u003c\/li\u003e\n\u003cli\u003eSimple Installation: Plug-in mounting design reduces setup time.\u003c\/li\u003e\n\u003cli\u003eUL, FM, and CSFM Approved: Certified for fire protection applications.\u003c\/li\u003e\n\u003cli\u003eReliable Power Performance: Operates at 24 VDC nominal (27.6 VDC max).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe LEM-320 delivers the reliability and precision required for modern fire alarm and life safety systems.\u003c\/p\u003e","brand":"Notifier","offers":[{"title":"Default Title","offer_id":49105197203712,"sku":"LEM-320","price":777.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/LEM-320-MAIN.jpg?v=1785542339","url":"https:\/\/alotechparts.com\/products\/lem-320-notifier-loop-expander-module-for-onyx-fire-alarm-panels","provider":"Alo Tech Solutions","version":"1.0","type":"link"}