{"product_id":"kcd2-sr-ex2-pepperl-fuchs-switch-amplifier-sil2-isolated-barrier-module","title":"KCD2-SR-Ex2 Pepperl+Fuchs Switch Amplifier | SIL2 Isolated Barrier Module","description":"\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #6a1b9a;\"\u003eKCD2-SR-Ex2\u003c\/span\u003e Pepperl+Fuchs Switch Amplifier\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: #6a1b9a;\"\u003e\u003cstrong\u003eKCD2-SR-Ex2\u003c\/strong\u003e\u003c\/span\u003e is a compact 2-channel isolated barrier engineered for hazardous area signal transfer and relay switching applications.\u003c\/p\u003e\n\u003cp\u003eThe module supports NAMUR sensors and dry contact inputs. It delivers galvanic isolation between field instrumentation and control-side equipment.\u003c\/p\u003e\n\u003cp\u003eIts ultra-slim 12.5 mm housing optimizes cabinet space utilization in high-density automation panels. The architecture supports SIL 2 functional safety systems according to IEC\/EN 61508.\u003c\/p\u003e\n\u003cp\u003eThis model targets process automation environments requiring stable switching performance and intrinsic safety integration.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDevice Architecture Snapshot\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Reference\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #6a1b9a;\"\u003eKCD2-SR-Ex2\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePepperl+Fuchs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-Channel Isolated Switch Amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNAMUR sensors and dry contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRelay contact outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety Classification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSIL 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eSignal Processing Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Parameters\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eOperating supply range: 19 to 30 V DC\u003c\/li\u003e\n\u003cli\u003eMaximum ripple: ≤10%\u003c\/li\u003e\n\u003cli\u003eRated current: ≤30 mA\u003c\/li\u003e\n\u003cli\u003ePower consumption: ≤600 mW\u003c\/li\u003e\n\u003cli\u003eLow thermal dissipation supports dense cabinet layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Interface Performance\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned according to EN 60947-5-6 NAMUR standards\u003c\/li\u003e\n\u003cli\u003eOpen circuit voltage approximately 10 V DC\u003c\/li\u003e\n\u003cli\u003eShort-circuit current approximately 8 mA\u003c\/li\u003e\n\u003cli\u003eSwitching threshold range: 1.2 to 2.1 mA\u003c\/li\u003e\n\u003cli\u003eIntegrated line fault detection functionality\u003c\/li\u003e\n\u003cli\u003eDetects open loop and short-circuit conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Output Capability\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eDual relay output channels available\u003c\/li\u003e\n\u003cli\u003eMaximum AC load: 253 V AC \/ 2 A\u003c\/li\u003e\n\u003cli\u003eMaximum DC resistive load: 30 V DC \/ 2 A\u003c\/li\u003e\n\u003cli\u003eMinimum switching current: 2 mA at 24 V DC\u003c\/li\u003e\n\u003cli\u003eSwitching response delay below 20 ms\u003c\/li\u003e\n\u003cli\u003eMechanical life reaches 10⁷ switching cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation and Protection\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e300 V reinforced insulation across interfaces\u003c\/li\u003e\n\u003cli\u003e375 V peak safe electrical isolation capability\u003c\/li\u003e\n\u003cli\u003eDesigned according to IEC\/EN 60079-11\u003c\/li\u003e\n\u003cli\u003eStable isolation performance in industrial process systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eHazardous Area Compliance Matrix\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApproval Standard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eATEX\u003c\/td\u003e\n\u003ctd\u003e1 II (1)G [Ex ia Ga] IIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDust Hazard Approval\u003c\/td\u003e\n\u003ctd\u003e1 II (1)D [Ex ia Da] IIIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMining Approval\u003c\/td\u003e\n\u003ctd\u003e1 I (M1) [Ex ia Ma] I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIECEx\u003c\/td\u003e\n\u003ctd\u003eIECEx BAS 06.0025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFM \/ UL\u003c\/td\u003e\n\u003ctd\u003ecFMus and cULus approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"color: #6a1b9a;\"\u003e\u003cstrong\u003eKCD2-SR-Ex2\u003c\/strong\u003e\u003c\/span\u003e performs especially well in compact hazardous area interface cabinets where channel density matters.\u003c\/p\u003e\n\u003cp\u003eIts narrow housing profile helps engineers reduce cabinet footprint without sacrificing isolation performance. The integrated fault detection simplifies maintenance diagnostics during plant operation.\u003c\/p\u003e\n\u003cp\u003eThis amplifier is widely deployed in refinery instrumentation loops, burner management systems, and remote field signal interfaces. The relay outputs provide flexible integration with PLC and DCS architectures.\u003c\/p\u003e\n\u003cp\u003eCompared with traditional relay isolators, this model delivers stronger hazardous area adaptability and improved diagnostic transparency.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eRecommended Equipment Integration\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNAMUR proximity sensors\u003c\/li\u003e\n\u003cli\u003eDistributed control systems\u003c\/li\u003e\n\u003cli\u003ePLC digital input modules\u003c\/li\u003e\n\u003cli\u003eEmergency shutdown systems\u003c\/li\u003e\n\u003cli\u003eGas detection monitoring platforms\u003c\/li\u003e\n\u003cli\u003eRemote field junction cabinets\u003c\/li\u003e\n\u003cli\u003eProcess automation skids\u003c\/li\u003e\n\u003cli\u003eIndustrial burner management systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eIndustrial Application Coverage\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIntrinsic safety signal transfer\u003c\/li\u003e\n\u003cli\u003eHazardous zone digital switching\u003c\/li\u003e\n\u003cli\u003eField contact isolation\u003c\/li\u003e\n\u003cli\u003eRelay interface expansion\u003c\/li\u003e\n\u003cli\u003eProcess interlocking systems\u003c\/li\u003e\n\u003cli\u003eCritical alarm signaling applications\u003c\/li\u003e\n\u003cli\u003eIndustrial automation retrofit projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic and Maintenance Capability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLine break identification support\u003c\/li\u003e\n\u003cli\u003eShort-circuit monitoring capability\u003c\/li\u003e\n\u003cli\u003eRelay status indication through LEDs\u003c\/li\u003e\n\u003cli\u003eFront labeling simplifies troubleshooting\u003c\/li\u003e\n\u003cli\u003eDIP switch configuration accelerates commissioning\u003c\/li\u003e\n\u003cli\u003eSupports predictive maintenance planning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMechanical and Environmental Profile\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHousing dimensions: 12.5 × 119 × 114 mm\u003c\/li\u003e\n\u003cli\u003eWeight: approximately 100 g\u003c\/li\u003e\n\u003cli\u003eProtection class: IP20\u003c\/li\u003e\n\u003cli\u003eOperating temperature: -20°C to +60°C\u003c\/li\u003e\n\u003cli\u003eDIN rail mounting according to EN 60715\u003c\/li\u003e\n\u003cli\u003eScrew terminal wiring structure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping and Warranty Support\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory original industrial packaging\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e12-month warranty coverage\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eFast order dispatch within 24–48 hours\u003c\/li\u003e\n\u003cli\u003eWorldwide logistics support available\u003c\/li\u003e\n\u003cli\u003eCourier services via FedEx, UPS, and DHL\u003c\/li\u003e\n\u003cli\u003eProtective export packaging included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eProfessional Technical FAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhy is a slim-width barrier useful in modern control cabinets?\u003c\/strong\u003e\n\u003cp\u003eNarrow modules increase channel density and improve space efficiency in compact automation panels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat advantage does relay isolation provide for PLC systems?\u003c\/strong\u003e\n\u003cp\u003eRelay isolation protects control electronics from field-side electrical disturbances and voltage transients.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow can engineers improve long-term relay reliability?\u003c\/strong\u003e\n\u003cp\u003eAvoid exceeding rated loads and separate inductive loads from sensitive signal circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhich applications benefit most from line fault detection?\u003c\/strong\u003e\n\u003cp\u003eRemote sensor installations and hazardous area field devices benefit from continuous loop supervision.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat selection factor matters most for hazardous area barriers?\u003c\/strong\u003e\n\u003cp\u003eVerify certification compatibility, signal type, relay load requirements, and cabinet space limitations first.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/KCD2-SR-Ex2.png?v=1779259819\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Pepperl+Fuchs","offers":[{"title":"Default Title","offer_id":45135269232822,"sku":"KCD2-SR-Ex2","price":79.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/KCD2-SR-Ex2.jpg?v=1779259834","url":"https:\/\/www.plcsparehub.com\/products\/kcd2-sr-ex2-pepperl-fuchs-switch-amplifier-sil2-isolated-barrier-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}