{"product_id":"x20d1f371-x20-series-digital-input-module","title":"Module d'entrée numérique B\u0026R X20D1F371 X20","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20D1F371 (X20D1F371)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density digital input module engineered for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eB\u0026amp;R X20 System\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eplatform. Featuring 16 integrated input channels, this module is a cornerstone for large-scale automation projects in sectors such as automotive manufacturing, high-speed logistics, and heavy machinery control. Designed with a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSink connection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003earchitecture, it is ideal for interfacing with sourcing sensors and field devices. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1-wire connection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesign maximizes terminal density, allowing engineers to consolidate high I\/O counts within a compact 12.5 mm width. By integrating a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003econfigurable software input filter\u003c\/strong\u003e, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20D1F371\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eensures superior signal debounce and noise immunity, which is critical for maintaining data integrity in electrically harsh industrial environments.\u003c\/p\u003e\n\u003ch3\u003eSignal Processing and Hardware Logic\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20D1F371\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built to handle complex signal environments where precision and speed are paramount. Its internal logic is optimized for rapid state detection across all 16 channels simultaneously.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSink (NPN) Input Logic:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module is designed to switch to the negative potential, making it the standard choice for interfacing with PNP (sourcing) sensors common in global automation standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConfigurable Software Filter:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike fixed hardware filters, this module allows engineers to adjust the filter time for the entire module via software. This is essential for eliminating \"contact chatter\" from mechanical switches or filtering out high-frequency interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Density 1-Wire Interface:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1-wire topology allows for 16 signals to be processed through a single module slot, drastically reducing the required DIN rail space for high-node-count systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\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\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eX20D1F371\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eB\u0026amp;R (Bernecker + Rainer)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital Input Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSink (NPN)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1-wire connections\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Filter\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSoftware configurable (Entire module)\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\u003e24 VDC (Nominal)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to +55 Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-25 to +70 Celsius\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.0 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I configure the software input filter for the X20D1F371?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe filter settings are managed through\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eB\u0026amp;R Automation Studio\u003c\/strong\u003e. Within the hardware configuration for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20D1F371\u003c\/strong\u003e, you can define a specific filter time (typically in milliseconds) that applies to all 16 inputs to prevent false triggering from electrical noise.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary benefit of the \"Sink\" connection in this model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSink\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econfiguration (NPN) expects a high signal from the sensor. In many industrial safety architectures, using sourcing sensors with a sink input module ensures that a broken wire is interpreted as an \"OFF\" state, preventing accidental machine activation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use 2-wire or 3-wire sensors with this 1-wire module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. While the module itself is a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1-wire connection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etype (meaning it only provides the terminal for the signal), you can power 2-wire or 3-wire sensors using external potential distribution blocks or specialized X20 bus bases that provide the common +24V and 0V rails.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Engineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFilter Optimization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFor high-speed applications like rotary encoders or fast proximity sensors, set the software filter to the lowest possible value to avoid signal lag. For mechanical limit switches, increase the filter time to 10-20 ms to prevent bounce-related errors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWiring Discipline:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGiven the high density of 16 inputs in one module, use ferruled wires with a cross-section between 0.14 and 1.5 mm squared. Proper labeling of the 1-wire leads is critical, as the compact spacing makes troubleshooting difficult once the cabinet is fully populated.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Bus Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnsure the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20D1F371\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis securely latched onto the X20 bus base. A loose connection on the backplane can cause intermittent \"Module Missing\" errors in the PLC CPU log, even if the front status LEDs appear normal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eX20D1F371\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides an industry-leading balance between I\/O density and diagnostic capability. The ability to configure the input filter at the module level simplifies the software development cycle, as engineers do not need to write individual debounce logic for every input point. With a rugged\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2.0 kg\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eshipping build and a wide operating temperature range (up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e55 Celsius\u003c\/strong\u003e), this module is designed for 24\/7 operation in the most demanding \"Lights Out\" manufacturing facilities.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"B\u0026R","offers":[{"title":"Default Title","offer_id":53086379213163,"sku":"X20-D1F371","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/x20-d1f371-atrixa504mh.png?v=1776064739","url":"https:\/\/www.plcprotech.com\/fr\/products\/x20d1f371-x20-series-digital-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}