{"product_id":"siemens-6es7221-1bh50-0xb0-sm-1221-digital-input-module","title":"Siemens 6ES7221-1BH50-0XB0 SIMATIC S7-1200 G2 SM 1221 16-Channel 24V DC Digital Input Module","description":"\n\u003cdiv style=\"width:100%;max-width:850px;margin:20px auto;font-family:Inter,Arial,sans-serif;color:#222;line-height:1.65;border:2px solid #009999;border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 4px 15px rgba(0,0,0,0.08);\"\u003e\n\n  \u003c!-- HERO --\u003e\n  \u003cdiv style=\"background:#009999;padding:26px 30px;color:#FFFFFF;\"\u003e\n    \u003cdiv style=\"font-size:11px;font-weight:800;letter-spacing:1px;text-transform:uppercase;margin-bottom:6px;color:#FFFFFF;\"\u003e\n      YingZhou Industrial Automation | Product Information\n    \u003c\/div\u003e\n\n    \u003ch2 style=\"margin:0;font-size:25px;font-weight:800;color:#FFFFFF;line-height:1.3;\"\u003e\n      Siemens 6ES7221-1BH50-0XB0 SIMATIC S7-1200 G2 Digital Input Module\n    \u003c\/h2\u003e\n\n    \u003cdiv style=\"margin-top:8px;font-size:14px;font-weight:700;color:#FFFFFF;\"\u003e\n      SM 1221 | 16 Digital Inputs | 24 V DC | S7-1200 G2\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- STOCK STATUS --\u003e\n  \u003cdiv style=\"padding:14px 25px;background:#EAF7F7;border-bottom:1px solid #eee;font-size:14px;\"\u003e\n    \u003cstrong style=\"color:#009999;\"\u003e\n      ✓ IN STOCK \u0026amp; READY TO ORDER\n    \u003c\/strong\u003e\n    \u003cspan style=\"color:#555;\"\u003e\n       |  Actual Packaging Photos\n       |  Model Label Verified\n    \u003c\/span\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- TECHNICAL SPECIFICATIONS --\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\n    \u003ctr style=\"background:#EAF7F7;\"\u003e\n      \u003cth style=\"padding:12px;border:1px solid #ddd;text-align:left;width:40%;\"\u003eSpecification\u003c\/th\u003e\n      \u003cth style=\"padding:12px;border:1px solid #ddd;text-align:left;\"\u003eProduct Data\u003c\/th\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eBrand\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eSiemens\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eExact Model\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e6ES7221-1BH50-0XB0\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eProduct Family\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eSIMATIC S7-1200 G2\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eModule Designation\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eSM 1221 DI 16x24VDC\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eProduct Type\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eDigital Input Module\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eNumber of Digital Inputs\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e16\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eRated Input Voltage\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e24 V DC\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eNominal Input Current\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e4.1 mA per input\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eInput Type\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eSink\/Source, IEC Type 1 Sink\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eMaximum Permissible Voltage\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e30 V DC Continuous\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eLogic 1 Signal\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eMinimum 15 V DC at 2.5 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eLogic 0 Signal\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eMaximum 5 V DC or 0.5 mA\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003ePower Dissipation\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e3.2 W\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eBus Current Consumption\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eMaximum 90 mA at 5 V DC\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eIsolation Groups\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e4\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eField-to-Logic Isolation\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e707 V DC, Type Test\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eInput Filter Times\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e0.2–12.8 ms, Selectable in Groups of 4 Inputs\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eMaximum Cable Length\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e500 m Shielded \/ 300 m Unshielded\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e30 x 125 x 100 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n    \u003ctr\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eProduct Weight\u003c\/td\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e166 g\u003c\/td\u003e\n    \u003c\/tr\u003e\n\n  \u003c\/table\u003e\n\n  \u003cdiv style=\"padding:30px;\"\u003e\n\n    \u003c!-- PRODUCT OVERVIEW --\u003e\n    \u003ch2 style=\"font-size:19px;font-weight:800;color:#222;margin:0 0 12px;border-bottom:4px solid #009999;padding-bottom:7px;\"\u003e\n      Product Overview\n    \u003c\/h2\u003e\n\n    \u003cp style=\"font-size:14px;color:#555;line-height:1.8;margin:0;\"\u003e\n      The \u003cstrong\u003eSiemens 6ES7221-1BH50-0XB0\u003c\/strong\u003e is an\n      \u003cstrong\u003eSM 1221 digital input module\u003c\/strong\u003e designed for\n      the \u003cstrong\u003eSIMATIC S7-1200 G2\u003c\/strong\u003e automation platform.\n      It provides \u003cstrong\u003e16 digital inputs rated at 24 V DC\u003c\/strong\u003e\n      for receiving industrial digital signals.\n      The module features configurable input filter times,\n      four isolation groups, and defined sink\/source\n      input characteristics.\n      It is designed for integration into compatible\n      SIMATIC S7-1200 G2 PLC configurations.\n    \u003c\/p\u003e\n\n    \u003c!-- KEY PRODUCT FEATURES --\u003e\n    \u003cdiv style=\"background:#EAF7F7;border-left:8px solid #009999;padding:22px;margin-top:22px;border-radius:8px;\"\u003e\n\n      \u003ch3 style=\"margin:0 0 12px;color:#009999;font-size:17px;\"\u003e\n        Key Product Features\n      \u003c\/h3\u003e\n\n      \u003cul style=\"font-size:14px;color:#555;padding-left:20px;margin:0;\"\u003e\n        \u003cli style=\"margin-bottom:7px;\"\u003e\n\u003cstrong\u003e16 digital input channels\u003c\/strong\u003e for industrial PLC signals\u003c\/li\u003e\n        \u003cli style=\"margin-bottom:7px;\"\u003e\n\u003cstrong\u003e24 V DC\u003c\/strong\u003e rated input voltage\u003c\/li\u003e\n        \u003cli style=\"margin-bottom:7px;\"\u003e\n\u003cstrong\u003eSIMATIC S7-1200 G2\u003c\/strong\u003e product family\u003c\/li\u003e\n        \u003cli style=\"margin-bottom:7px;\"\u003e\n\u003cstrong\u003eSM 1221\u003c\/strong\u003e digital input module\u003c\/li\u003e\n        \u003cli style=\"margin-bottom:7px;\"\u003e\n\u003cstrong\u003eSelectable input filter times\u003c\/strong\u003e from 0.2 ms to 12.8 ms\u003c\/li\u003e\n        \u003cli style=\"margin-bottom:7px;\"\u003e\n\u003cstrong\u003eFour isolation groups\u003c\/strong\u003e for input circuitry\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eExact Siemens order number 6ES7221-1BH50-0XB0\u003c\/strong\u003e for procurement verification\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n    \u003c\/div\u003e\n\n    \u003c!-- ACTUAL PRODUCT VERIFICATION --\u003e\n    \u003cdiv style=\"margin-top:22px;padding:20px 22px;border:1px solid #CDE5E5;border-radius:8px;background:#FAFCFC;\"\u003e\n\n      \u003ch3 style=\"margin:0 0 12px;color:#009999;font-size:17px;\"\u003e\n        Actual Product Verification\n      \u003c\/h3\u003e\n\n      \u003cdiv style=\"font-size:14px;color:#555;line-height:1.9;\"\u003e\n\n        \u003cdiv\u003e\n          \u003cstrong style=\"color:#009999;\"\u003e✓\u003c\/strong\u003e\n          Actual product packaging photos\n        \u003c\/div\u003e\n\n        \u003cdiv\u003e\n          \u003cstrong style=\"color:#009999;\"\u003e✓\u003c\/strong\u003e\n          Exact order number \u003cstrong\u003e6ES7221-1BH50-0XB0\u003c\/strong\u003e visible on packaging\n        \u003c\/div\u003e\n\n        \u003cdiv\u003e\n          \u003cstrong style=\"color:#009999;\"\u003e✓\u003c\/strong\u003e\n          SIMATIC S7-1200 G2 and SM 1221 module details visible on label\n        \u003c\/div\u003e\n\n        \u003cdiv\u003e\n          \u003cstrong style=\"color:#009999;\"\u003e✓\u003c\/strong\u003e\n          Verify exact model before ordering\n        \u003c\/div\u003e\n\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n    \u003c!-- AVAILABILITY --\u003e\n    \u003cdiv style=\"background:#fff;border:2px solid #009999;border-left:8px solid #009999;padding:22px;margin-top:22px;border-radius:8px;\"\u003e\n\n      \u003ch3 style=\"margin:0 0 8px;font-size:17px;color:#009999;\"\u003e\n        In Stock \u0026amp; Ready to Order\n      \u003c\/h3\u003e\n\n      \u003cp style=\"font-size:14px;color:#555;line-height:1.8;margin:0;\"\u003e\n        Siemens \u003cstrong\u003e6ES7221-1BH50-0XB0\u003c\/strong\u003e is currently in stock.\n        Order online or contact YINGZHOU for quantity-based quotations\n        and industrial procurement support.\n        Please confirm the exact order number and\n        \u003cstrong\u003eSIMATIC S7-1200 G2\u003c\/strong\u003e system compatibility\n        before purchasing.\n      \u003c\/p\u003e\n\n    \u003c\/div\u003e\n\n    \u003c!-- CTA --\u003e\n    \u003cdiv style=\"margin-top:25px;padding:25px;background:#009999;border-radius:8px;text-align:center;color:#FFFFFF;\"\u003e\n\n      \u003cdiv style=\"font-size:12px;font-weight:800;color:#FFFFFF;\"\u003e\n        IN STOCK\n      \u003c\/div\u003e\n\n      \u003ch3 style=\"margin:8px 0;color:#FFFFFF;font-size:20px;\"\u003e\n        Siemens 6ES7221-1BH50-0XB0\n      \u003c\/h3\u003e\n\n      \u003cp style=\"font-size:14px;margin:0 0 16px;color:#FFFFFF;\"\u003e\n        Order online or contact us for project and quantity pricing.\n      \u003c\/p\u003e\n\n      \u003ca href=\"\/ko\/pages\/contact\" style=\"display:inline-block;background:#fff;color:#009999;text-decoration:none;font-weight:800;padding:12px 24px;border-radius:6px;\"\u003e\n        Request Project Pricing\n      \u003c\/a\u003e\n\n    \u003c\/div\u003e\n\n    \u003c!-- SIEMENS BRAND INTERNAL LINK --\u003e\n    \u003cdiv style=\"margin-top:26px;padding-top:20px;border-top:1px solid #eee;\"\u003e\n\n      \u003cp style=\"margin:0 0 4px;font-size:14px;color:#555;\"\u003e\n        Looking for other Siemens industrial automation products?\n      \u003c\/p\u003e\n\n      \u003ca href=\"\/ko\/collections\/siemens\" style=\"color:#009999;font-size:14px;font-weight:800;text-decoration:underline;\"\u003e\n        Explore Siemens Industrial Automation Products\n      \u003c\/a\u003e\n\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"SIEMENS","offers":[{"title":"6ES7221-1BH50-0XB0","offer_id":58669342753071,"sku":"6ES7221-1BH32-0XB0","price":164.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0851\/9473\/5919\/files\/Siemens-6ES7221-1BH50-0XB0-SIMATIC-S7-1200-G2-SM-1221-16-Channel-24V-DC-Digital-Input-Module.jpg?v=1792234584","url":"https:\/\/szyingzhou.com\/ko\/products\/siemens-6es7221-1bh50-0xb0-sm-1221-digital-input-module","provider":"YingZhou Automatization","version":"1.0","type":"link"}