{"product_id":"allen-bradley-1771-ibdk-digital-input-module","title":"ALLEN BRADLEY 1771-IBDK Digital Input Module","description":"\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eALLEN BRADLEY 1771-IBDK\u003c\/strong\u003e, also cataloged as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-IBDK\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital Input Module, operates as a dedicated hardware component for high-density signal acquisition within PLC-5 control networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\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\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1771-IBDK\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSA\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\u003e0.89 lbs\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\u003e314 mm x 171 mm x 33 mm (Approximate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 deg C to 60 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 VDC (Backplane current: 150 mA)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Density\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage Category\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10-30 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCoating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConformal Coated\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks\u003c\/h3\u003e\n\u003cp\u003eThe 1771-IBDK module is engineered for integration into the legacy PLC-5 I\/O chassis, supporting deterministic data throughput to the central processor. It monitors 16 discrete input points, converting field-level 10-30 VDC signals into digital data blocks for processing by the backplane bus. The module employs internal optical isolation to protect the backplane circuitry from field-side voltage transients. Given the conformal coating, this hardware is specifically qualified for installation in environments susceptible to moisture, corrosive gases, or conductive dust accumulation, maintaining physical signal integrity over extended operational cycles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Is the 1771-IBDK module compatible with live insertion and removal (RIUP) in an energized PLC-5 chassis?\u003c\/p\u003e\n\u003cp\u003eA: No. The 1771 series modules do not support Remote Insertion\/Removal Under Power (RIUP). You must disconnect the chassis power supply before extracting or inserting the module to prevent electrical arcing and potential damage to the backplane connectors.\u003c\/p\u003e\n\u003cp\u003eQ: Does the conformal coating on the 1771-IBDK affect wiring terminal torque requirements?\u003c\/p\u003e\n\u003cp\u003eA: The conformal coating is applied to the PCB components and does not impact the mechanical terminal block assembly. Standard torque specifications for the 1771-series terminal blocks remain applicable; ensure secure connection to prevent resistance buildup.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePower down the I\/O rack prior to installation to prevent backplane short-circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInsert the module into the designated slot, ensuring proper alignment with the backplane guide rails before applying pressure to seat the edge connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTighten the top and bottom module-to-chassis screws to ensure grounding continuity between the module faceplate and the chassis frame.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRoute field wiring away from high-voltage AC cables to minimize crosstalk on the 10-30 VDC input channels. Ensure the shield of any shielded field cable is terminated at the designated rack grounding bus, not the module terminal itself.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53511068352696,"sku":"1771-IBDK","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1771-IBD_83ebaa3c-2ef8-486f-aed0-7bc28f8bcc78.jpg?v=1779763725","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1771-ibdk-digital-input-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}