{"product_id":"kj2221x1-ba1-emerson-atex-certified-sis-network-module","title":"KJ2221X1-BA1 Emerson ATEX Certified SIS Network Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEmerson KJ2221X1-BA1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the primary signal conditioning and extension node for DeltaV Safety Instrumented System (SIS) networks. This high-integrity repeater module regenerates SISNet communication signals, allowing safety-critical data to traverse long distances across large-scale industrial facilities without attenuation or loss of packets. It plays a vital role in maintaining the deterministic performance required for Emergency Shutdown (ESD) and Fire and Gas (F\u0026amp;G) systems. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring your safety architecture complies with strict IEC 61508 SIL 3 standards.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eKJ2221X1-BA1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSISNet Repeater Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSystem Compatibility\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEmerson DeltaV SIS\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCurrent Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e300 mA (Maximum)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCommunication Protocol\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSISNet (Safety Network)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSafety Certification\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIEC 61508 SIL 3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eHazardous Area Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eATEX II 3G (Zone 2)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-25 C to +80 C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMounting\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard 35mm DIN Rail\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e13 cm x 9 cm x 6 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.69 lbs (0.31 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Integrity Restoration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe KJ2221X1-BA1 cleans and boosts communication signals that degrade due to cable length or electromagnetic interference. This ensures that safety logic solvers receive accurate, real-time data from remote I\/O segments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtended Network Topology:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIt enables the expansion of the DeltaV SIS network beyond standard distance limitations. Engineers utilize this module to link geographically dispersed safety nodes in refineries, offshore platforms, and chemical tank farms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtreme Temperature Tolerance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike standard networking hardware, this module operates reliably from -25 C up to +80 C. This wide thermal window permits installation in non-climate-controlled field enclosures located in harsh environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCertified for Explosive Atmospheres:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe ATEX II 3G certification allows for direct installation in Zone 2 hazardous areas. This eliminates the need for expensive explosion-proof housing or long runs of specialized conduit back to a safe-area control room.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFault-Tolerant Safety Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDesigned specifically for SIL 3 loops, the module incorporates internal hardware diagnostics to ensure the repeater itself does not become a point of unannounced failure within the safety loop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhen do I need to add a KJ2221X1-BA1 to my DeltaV SIS network?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eInstall a repeater when your SISNet segment approaches the maximum distance limit specified for your cable type, or when you need to branch the network to reach remote safety logic solvers across the facility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require software configuration in DeltaV?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe KJ2221X1-BA1 functions as a transparent layer-1 device for the SISNet protocol. While it requires no complex software programming, the DeltaV hardware diagnostics will monitor the health of the module through the connected safety carriers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the significance of the SIL 3 rating for a repeater?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe SIL 3 rating ensures that the repeater's probability of failure on demand (PFD) is low enough to be used in the most critical safety instrumented functions (SIF). It guarantees that the repeater will correctly pass safety data when an emergency trip is required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan this module be mounted on a standard I\/O carrier?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the KJ2221X1-BA1 features a DIN rail mount design, allowing for flexible placement within the cabinet or terminal box rather than occupying a slot on a functional I\/O carrier.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":43828601684067,"sku":"KJ2221X1-BA1","price":370.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/42_cb170c2f-140d-4514-91ec-a306dadc7d39.jpg?v=1762755076","url":"https:\/\/www.autocontrolglobal.com\/ru\/products\/kj2221x1-ba1-emerson-atex-certified-sis-network-module","provider":"AutoControl Global","version":"1.0","type":"link"}