{"product_id":"6es7321-1bh01-0aa0-siemens-digital-input-sm-321-s7-300-series","title":"6ES7321-1BH01-0AA0 | Siemens Digital Input SM 321, S7-300 Series","description":"\u003cdiv style=\"font-family: Arial, sans-serif; color: #333; line-height: 1.6;\"\u003e\n\u003ch3 style=\"color: #1a1a1a; margin-top: 20px;\"\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"margin: 10px 0;\"\u003e\u003cstrong\u003eSiemens 6ES7321-1BH01-0AA0\u003c\/strong\u003e is a digital input module from the \u003cstrong\u003eSIMATIC S7-300 SM321\u003c\/strong\u003e series. It provides 16 optically isolated digital inputs for 24 V DC signals and connects via a 20-pin front connector.\u003c\/p\u003e\n\u003ch3 style=\"color: #1a1a1a; margin-top: 20px;\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul style=\"margin: 10px 0 10px 20px; padding: 0;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Digital Input Module (SM 321)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 6ES7321-1BH01-0AA0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Inputs:\u003c\/strong\u003e 16 DI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 24 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Type:\u003c\/strong\u003e Sink\/source compatible (optically isolated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e 20-pin front connector (not included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation:\u003c\/strong\u003e Optical isolation between channels and backplane\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN rail (S7-300 rack)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e 0.240 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging Unit:\u003c\/strong\u003e 1 piece\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color: #1a1a1a; margin-top: 20px;\"\u003e\u003cstrong\u003eFunctional Highlights\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul style=\"margin: 10px 0 10px 20px; padding: 0;\"\u003e\n\u003cli\u003eProvides \u003cstrong\u003e16 optically isolated digital inputs\u003c\/strong\u003e for 24 V DC signals\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003estandard S7-300 automation systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupports \u003cstrong\u003ereliable signal acquisition\u003c\/strong\u003e in industrial environments\u003c\/li\u003e\n\u003cli\u003eCompatible with \u003cstrong\u003e20-pin screw or spring-type front connectors\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":42650066059331,"sku":"6ES7321-1BH01-0AA0","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/5810\/3107\/files\/6ES7321-1BH01-0AA03.png?v=1761125557","url":"https:\/\/www.plcdcspro.com\/products\/6es7321-1bh01-0aa0-siemens-digital-input-sm-321-s7-300-series","provider":"PLC DCS Pro Ltd.","version":"1.0","type":"link"}