{"product_id":"plc-siemens-6es7221-1bh32-0xb0-s7-1200-digital-input-sm-1221-6es7-221-1bh32-0xb0","title":"PLC | Siemens | 6ES7221-1BH32-0XB0 S7-1200 Digital input SM 1221 6ES7 221-1BH32-0XB0","description":"\u003ch2\u003eProduct Description: Siemens 6ES7221-1BH32-0XB0\u003c\/h2\u003e\r\n\u003cp\u003eThe Siemens 6ES7221-1BH32-0XB0 is a digital input module from the SIMATIC S7-1200 series, designed to provide additional digital input capacity for S7-1200 PLC systems. With 8 input channels, it supports both sink and source wiring configurations, offering high flexibility and compatibility with a wide range of industrial sensors. This compact and robust module ensures fast and accurate signal acquisition in modern automation systems.\u003c\/p\u003e\r\n\u003ch2\u003eKey Features\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e8 digital input channels\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eRated input voltage\u003c\/strong\u003e: 24 V DC\u003c\/li\u003e\r\n\u003cli\u003eSupports both sink and source input wiring\u003c\/li\u003e\r\n\u003cli\u003eFast signal processing and short delay times\u003c\/li\u003e\r\n\u003cli\u003eDiagnostic LED indicators per channel\u003c\/li\u003e\r\n\u003cli\u003eSeamless integration into S7-1200 PLC systems\u003c\/li\u003e\r\n\u003cli\u003eCompact design for space-saving installations\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: 6ES7221-1BH32-0XB0\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e: 8\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: 24 V DC\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eInput Type\u003c\/strong\u003e: Sink\/Source\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eInput Current\u003c\/strong\u003e: Approx. 3 mA per channel\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eSignal Delay\u003c\/strong\u003e: ≤ 3 ms\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eIsolation\u003c\/strong\u003e: None (common ground for all inputs)\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003ePower Supply\u003c\/strong\u003e: Via backplane bus from the CPU\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eMounting Method\u003c\/strong\u003e: DIN rail\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D)\u003c\/strong\u003e: 45 mm × 100 mm × 75 mm\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: Approx. 150 g\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: 0 °C to +55 °C\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e: –40 °C to +70 °C\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eProtection Class\u003c\/strong\u003e: IP20\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003eCertifications\u003c\/strong\u003e: CE, cULus\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eApplication Areas\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eSensor signal acquisition in automation systems\u003c\/li\u003e\r\n\u003cli\u003eIndustrial machinery and equipment monitoring\u003c\/li\u003e\r\n\u003cli\u003eDistributed control systems based on S7-1200 architecture\u003c\/li\u003e\r\n\u003cli\u003eSmall- to mid-size automation tasks requiring modular expansion\u003c\/li\u003e\r\n\u003cli\u003eApplications needing reliable 24 V DC digital input processing\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003ch2\u003eAdvantages\u003c\/h2\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eProvides easy expansion of digital input capacity\u003c\/li\u003e\r\n\u003cli\u003eSupports flexible wiring schemes (sink\/source)\u003c\/li\u003e\r\n\u003cli\u003eCompact footprint reduces panel space requirements\u003c\/li\u003e\r\n\u003cli\u003eCompatible with TIA Portal for quick configuration\u003c\/li\u003e\r\n\u003cli\u003eReliable performance in industrial automation environments\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"Rabwellplc","offers":[{"title":"Default Title","offer_id":47070177198304,"sku":"07*6ES7221-1BH32-0XB0","price":141.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0708\/1947\/9776\/files\/10_c13de741-8bb7-41b4-beb3-d1350f66297e.jpg?v=1740630029","url":"https:\/\/rabwellplc.com\/products\/plc-siemens-6es7221-1bh32-0xb0-s7-1200-digital-input-sm-1221-6es7-221-1bh32-0xb0","provider":"Rabwellplc","version":"1.0","type":"link"}