{"product_id":"siemens-6es7521-1bh00-0ab0-input-module-ships-overnight","title":"6ES7521-1BH00-0AB0 | Siemens S7-1500 DI 16x24VDC High-Feature Digital Input Module","description":"\u003ch4\u003eDescription\u003c\/h4\u003e\n\u003cp\u003eThe Siemens 6ES7521-1BH00-0AB0 is a SIMATIC S7-1500 High-Feature digital input module providing sixteen 24 VDC inputs for advanced automation applications. Designed for fast signal acquisition, it supports both sourcing and sinking sensors within a wide 11–30 VDC input range. Its IP20-rated construction and DIN-rail mounting make it suitable for use inside control cabinets in industrial environments.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100.083%; height: 391.876px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003ePLCs\/Machine Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003e6ES7521-1BH00-0AB0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eVDC Logic I\/O Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eSIMATIC S7-1500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eDigital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003e16 digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003e11–30 VDC (nominal 24 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003e19.2–28.8 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eInput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eSource\/sink compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eTermination Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eScrew terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eDIN rail \/ backplane rack mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003e–30°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eIndications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eLED per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eIntegration Platform\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eTIA Portal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 41.5056%; height: 19.5938px;\"\u003e\u003cstrong\u003eRecommended Use With\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.3591%; height: 19.5938px;\"\u003eSIMATIC S7-1500 CPUs and racks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 6ES7521-1BH00-0AB0\u003c\/h4\u003e\n\u003cp\u003eThe 6ES7521-1BH00-0AB0 belongs to the SIMATIC S7-1500 controller platform and delivers high-performance digital input processing for demanding machine and process control systems. The module offers sixteen independently monitored 24 VDC digital inputs with LED status indication for easy diagnostics. Operating from a 19.2–28.8 VDC supply, it integrates seamlessly into TIA Portal for centralized configuration, diagnostics, and commissioning. Typical applications include logic input handling for sensors, switches, interlocks, and machine-level control requiring fast response times and reliable signal evaluation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e16 digital inputs: Supports 24 VDC sourcing\/sinking field signals.\u003c\/li\u003e\n\u003cli\u003eHigh-Feature (HF) performance: Provides fast input response for advanced control tasks.\u003c\/li\u003e\n\u003cli\u003eWide input voltage range: Accepts 11–30 VDC digital signals.\u003c\/li\u003e\n\u003cli\u003eIntegrated LED indicators: Offers clear channel-by-channel status feedback.\u003c\/li\u003e\n\u003cli\u003eTIA Portal integration: Enables unified configuration, diagnostics, and commissioning.\u003c\/li\u003e\n\u003cli\u003eDIN-rail mounting: Simplifies installation within S7-1500 racks and control cabinets.\u003c\/li\u003e\n\u003cli\u003eIP20 enclosure rating: Suitable for standard industrial panel environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 6ES7521-1BH00-0AB0 delivers the reliability and precision required for high-speed digital input acquisition in SIMATIC S7-1500 automation systems.\u003c\/p\u003e","brand":"SIEMENS","offers":[{"title":"Default Title","offer_id":47554918089002,"sku":"6ES7521-1BH00-0AB0","price":322.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/6ES7521-1BH00-0AB0.webp?v=1708357422","url":"https:\/\/iqelectro.com\/products\/siemens-6es7521-1bh00-0ab0-input-module-ships-overnight","provider":"IQElectro","version":"1.0","type":"link"}