{"product_id":"allen-bradley-1797-bic-flex-ex-bus-isolator-module","title":"Allen-Bradley 1797-BIC | FLEX Ex Bus Isolator Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1797-BIC (Part Number: 1797-BIC)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a specialized\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBus Isolator Coupler\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned for the FLEX Ex™ I\/O system. It provides galvanic isolation and intrinsic safety for ControlNet communication, enabling high-speed digital signals to traverse safely between standard “Safe Area” networks and hazardous areas (Zone 1\/Division 1). This module ensures that electrical faults, surges, or transients on one segment do not compromise the safety or operation of devices on another segment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eCore Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProvides high-level galvanic isolation, preventing high-voltage transients or ground faults from affecting connected devices.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntrinsic Safety:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLimits voltage and current to levels safe for explosive atmospheres, compliant with ATEX, IECEx, UL, and CSA standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless ControlNet Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports 5 Mbps high-speed ControlNet communication without requiring a dedicated node address, maintaining full network transparency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Modular Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFits standard FLEX I\/O footprint and requires the 1797-PS power supply for operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDiagnostic Indicators:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEquipped with LEDs to display power and network link status for rapid fault identification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003ePerformance Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003e1. Hazardous Area Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eEngineered to bridge standard and intrinsically safe networks, the 1797-BIC allows digital signals to enter hazardous zones safely, eliminating the need for bulky explosion-proof enclosures for each I\/O module.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e2. Robust Communication\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSupports full ControlNet throughput of 5 Mbps while isolating electrical disturbances. Maintains signal integrity in high EMC or electrically noisy environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e3. Galvanic Isolation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eHigh-level isolation between the FLEX Ex™ backplane and ControlNet network prevents ground loops and protects the system from surges or faults originating in field devices.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e4. Environmental Durability\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-20°C to +70°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtective Coating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConformal coating ensures resistance against chemical exposure, corrosion, and harsh industrial conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1797-BIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1797-BIC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBus Isolator Coupler (ControlNet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI\/O Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFLEX Ex™ (Intrinsically Safe)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18–32 V DC, ~0.15 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 V AC rms (continuous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNetwork Support\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControlNet (Coax)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHazardous Locations\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass I Div 1 \/ Zone 1 (Output); Class I Div 2 \/ Zone 2 (Input)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLED Indicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower, ControlNet Link\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFLEX Ex™ modular slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eATEX, IECEx, UL, CSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Application Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eExtends high-speed ControlNet communication into hazardous zones safely.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReduces installation cost by avoiding individual explosion-proof enclosures for each I\/O.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintains system reliability by isolating electrical faults and surges from sensitive control devices.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSimplifies maintenance with status LEDs for immediate troubleshooting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the 1797-BIC be installed in Zone 1 hazardous areas?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is designed to provide intrinsically safe outputs for Zone 1\/Division 1 while the input resides in a Safe Area or Zone 2\/Division 2.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does it require a special ControlNet configuration?\u003c\/strong\u003e\u003cbr\u003eA: No, it operates transparently on the ControlNet network without a unique node address.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What power supply is needed?\u003c\/strong\u003e\u003cbr\u003eA: A 1797-PS FLEX Ex™ power supply is required, providing 18–32 V DC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does it handle electrical surges?\u003c\/strong\u003e\u003cbr\u003eA: Galvanic isolation and intrinsic safety circuitry protect connected devices from high-voltage spikes or ground faults.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44118914105443,"sku":"1797-BIC","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/AB1797-BIC.jpg?v=1776240763","url":"https:\/\/precisemodule.com\/products\/allen-bradley-1797-bic-flex-ex-bus-isolator-module","provider":"Precise Module Ltd.","version":"1.0","type":"link"}