{"product_id":"siemens-6es7521-1bl10-0aa0-digital-input-module","title":"Siemens 6ES7521-1BL10-0AA0 Digital Input Module","description":"\u003cdiv\u003e\u003cp\u003eSiemens 6ES7521-1BL10-0AA0 is a SIMATIC S7-1500 digital input module that provides 32 channels of 24 V DC inputs, arranged in two groups of 16 for straightforward wiring on the backplane. This BA variant is designed to connect to standard 24 V DC sensors such as pushbuttons, limit switches, and proximity sensors, and it plugs into an S7-1500 rack to feed the PLC with digital on\/off signals. Key specifications verified from Siemens documentation include 32 input channels at 24 V DC, two 16-channel blocks, and a defined input delay (typical) per the data sheet, making it suitable for broad automation applications. Typical applications include machine control, process monitoring, and line-sensing tasks within a SIMATIC S7-1500 system.\u003c\/p\u003e\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"New","offer_id":46268595372266,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-018.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/siemens-6es7521-1bl10-0aa0-digital-input-module","provider":"GTG Hardware","version":"1.0","type":"link"}