{"product_id":"siemens-s7-300-6es7321-1bh02-0aa0-sm321-digital-input-module","title":"Siemens S7-300 | 6ES7321-1BH02-0AA0 | SM321 Digital Input Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 6ES7321-1BH02-0AA0 is a SIMATIC S7-300 Digital Input Module SM 321 designed for reliable digital signal processing in automation systems. It provides 16 digital inputs with versatile voltage and current handling capabilities.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e: 24 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Digital Inputs\u003c\/strong\u003e: 16\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e:\n\u003cul\u003e\n\u003cli\u003eSignal “0”: -30 to +5 V\u003c\/li\u003e\n\u003cli\u003eSignal “1”: 13 to 30 V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Current\u003c\/strong\u003e:\n\u003cul\u003e\n\u003cli\u003eFor signal “1”: 7 mA (typical)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Delay\u003c\/strong\u003e:\n\u003cul\u003e\n\u003cli\u003e“0” to “1”: 1.2 ms (min) to 4.8 ms (max)\u003c\/li\u003e\n\u003cli\u003e“1” to “0”: 1.2 ms (min) to 4.8 ms (max)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Loss\u003c\/strong\u003e: 3.5 W (typical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation\u003c\/strong\u003e: Optocoupler isolation between channels and backplane bus\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Siemens\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: 6ES7321-1BH02-0AA0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: SIMATIC S7-300\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 40 mm (W) x 125 mm (H) x 120 mm (D)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.3 kg (9.0 oz)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional Information\u003c\/strong\u003e: SM321 Digital Input Module, 24V DC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":41802539728963,"sku":"6ES7321-1BH02-0AA0","price":300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/5810\/3107\/files\/6ES7321-1BH02-0AA0_2.png?v=1741330078","url":"https:\/\/www.plcdcspro.com\/products\/siemens-s7-300-6es7321-1bh02-0aa0-sm321-digital-input-module","provider":"PLC DCS Pro Ltd.","version":"1.0","type":"link"}