{"product_id":"edwards-est-3-dsdc-est3-dual-signature-data-loop-controller-module","title":"Edwards EST 3-DSDC EST3 Dual Signature Data Loop Controller Module","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp dir=\"auto\" data-start=\"16\" data-end=\"396\"\u003e\u003cmeta charset=\"UTF-8\"\u003eThe Edwards EST 3-DSDC is an EST3 Series dual Signature loop controller module designed to provide two intelligent signaling line circuits for compatible fire alarm and life-safety systems. Edwards EST part number 3-DSDC combines two Signature Data Controller circuits in a single local-rail assembly for communication, supervision, and control of addressable Signature detectors and modules.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\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\u003eEdwards EST\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 \u0026amp; Life Safety\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-DSDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSignature Loop Controllers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEST3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual Signature Data Controller Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Signature Circuits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetector Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 125 Detectors per Circuit \/ 250 Total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Address Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 125 Module Addresses per Circuit \/ 250 Total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Combined Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 Signature Addresses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEdwards Signature Series Digital Communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCircuit Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass A or Class B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDevice Addressing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronic Addressing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDevice Mapping\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic Mapping with Nonvolatile Storage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDetector Functions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSensitivity Management and Maintenance Reporting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePanel Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEST3 Local Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Footprint\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Local Rail Module Space\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eField Connections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRemovable Terminal Blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Devices\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEdwards Signature Series Detectors and Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrimary Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAddressable Fire Detection and Signature Loop Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 1.5 lb (0.68 kg)\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\"\u003e3-DSDC\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003eThe 3-DSDC is an EST3 local rail module that provides two independent Signature data circuits for high-capacity addressable fire alarm installations. Each circuit supports up to 125 Signature detectors and 125 Signature module addresses, allowing one 3-DSDC to manage as many as 250 detectors and 250 modules across both loops. The controller uses Edwards Signature digital communication technology with electronic addressing, automatic device mapping, nonvolatile mapping storage, detector sensitivity management, and diagnostic reporting for compatible field devices. Class A or Class B circuit configurations and EST3 local-rail integration allow the module to serve as a scalable detection and control interface in commercial, institutional, industrial, and campus fire alarm networks.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDual Signature Loops: Provides two independent Signature signaling line circuits from a single EST3 local rail module.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh Device Capacity: Each loop supports up to 125 Signature detectors and 125 Signature module addresses.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e500-Address Combined Capacity: Supports as many as 250 detectors plus 250 module addresses across both circuits.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSignature Digital Protocol: Communicates digitally with compatible Edwards Signature Series detectors and modules.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eElectronic Addressing: Compatible Signature devices are electronically addressed without conventional mechanical address switches.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAutomatic Device Mapping: Creates and maintains a map of connected field devices to simplify commissioning and troubleshooting.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDevice Location Monitoring: Detects changes involving missing, added, or relocated Signature devices.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNonvolatile Mapping Storage: Retains circuit mapping information in nonvolatile memory for reliable system operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDetector Sensitivity Management: Supports programmable sensitivity functions and maintenance reporting for compatible Signature detectors.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eClass A or Class B Wiring: Supports common addressable signaling circuit configurations for flexible system design.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLocal Rail Integration: Installs directly into the EST3 local rail architecture for panel power and system communication.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRemovable Field Terminals: Provides service-friendly terminal connections for Signature circuit field wiring.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe 3-DSDC delivers the reliability and precision required for high-capacity addressable detection, supervision, and Signature device control in Edwards EST3 fire alarm systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp id=\"p-rc_c7b8f4fae39e183e-25\"\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Edwards","offers":[{"title":"Default Title","offer_id":52804924735786,"sku":"3-DSDC","price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1200_527f1e48-785e-4a21-a1e4-bfbb741fa4fc.png?v=1790794360","url":"https:\/\/iqelectro.com\/products\/edwards-est-3-dsdc-est3-dual-signature-data-loop-controller-module","provider":"IQElectro","version":"1.0","type":"link"}