{"product_id":"allen-bradley-1771-ibn-plc-5-digital-dc-input-module","title":"Allen Bradley 1771-IBN PLC-5 Digital DC Input Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1771-IBN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-density digital DC input interface for the legacy PLC-5 platform. This module expands system capacity by providing 32 discrete input points, organized into four isolated sets of eight. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, featuring a factory-applied\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003econformal coating\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto ensure long-term survival in corrosive or high-humidity industrial environments. It effectively bridges field-side DC devices with the PLC-5 backplane, facilitating high-speed logic execution for complex automation sequences.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe 1771-IBN utilizes a sinking input configuration (sourcing load) and operates within the following parameters:\u003c\/p\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\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Count\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32 Inputs (4 sets of 8)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10–30V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Category\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10–60V DC Sink\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOn-state Voltage (Min)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOff-state Voltage (Max)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOn-state Delay (DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6 ms (+\/- 2 ms) Digital Filter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOff-state Current (Max)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.7 Milliamperes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e280 Milliamperes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWiring Arm\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1771-WN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConformal Coated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.00 lbs (0.45 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Rack Density:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy offering 32 points in a single 1771 slot, this module doubles the I\/O density compared to standard 16-point modules. This allows engineers to expand legacy systems without installing additional remote I\/O chassis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCorrosive Atmosphere Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe conformal coating shields internal traces and components from salt spray, moisture, and chemical vapors. This treatment prevents dendritic growth and premature hardware failure in harsh processing plants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Signal Filtering:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAn integrated 6ms digital filter debounces incoming field signals. This hardware-level filtering eliminates false triggering caused by contact bounce or electromagnetic interference (EMI) on the signal lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe compatibility with the 1771-WN wiring arm allows for \"hot-swapping\" the module electronics without disturbing the field wiring. This design reduces Mean Time to Repair (MTTR) during critical maintenance windows.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary difference between the 1771-IBN and standard DC modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1771-IBN provides a higher point density (32 inputs) and includes a factory-applied conformal coating. Most standard 1771 modules offer only 8 or 16 points and lack the specialized environmental coating found on the \"N\" designated versions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the 1771-IBN with a sourcing field device?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1771-IBN is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSinking\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule. It requires a sourcing field device (where the device provides the positive voltage to the input). If your field devices are sinking, you must select a sourcing input module instead.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require a specific wiring arm?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. You must use the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-WN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewiring arm. The higher pin density of the 32-point module requires this specific arm to accommodate the increased number of termination points compared to 16-point modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a refurbished or \"New-Old-Stock\" unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe guarantee this unit is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e. It arrives in factory-sealed Allen Bradley packaging with all original seals intact, ensuring the highest level of hardware reliability for your PLC-5 architecture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52475792228661,"sku":"1771-IBN","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1771-IBN.jpg?v=1774405275","url":"https:\/\/www.5gplc.com\/products\/allen-bradley-1771-ibn-plc-5-digital-dc-input-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}