{"product_id":"6es5490-7lb21","title":"Siemens 6ES5490-7LB21","description":"\u003cdiv\u003e\n    \u003cp\u003e\n        The Siemens part number 6ES5490-7LB21 is a programmable logic controller (PLC) module designed for industrial automation applications. It is a part of the Siemens SIMATIC S7-200 series, which is known for its compact design, high performance, and ease of use.\n    \u003c\/p\u003e\n\n    \u003ch2\u003eTechnical Specifications:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCPU:\u003c\/strong\u003e The module features a Siemens S7-200 CPU 212-2 PN\/DP, which is a 16-bit microprocessor with a clock speed of 24 MHz.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eMemory:\u003c\/strong\u003e The PLC has 64 KB of program memory and 2 KB of data memory.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e It supports various communication protocols such as PROFIBUS, PROFINET, and RS-232.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eI\/O:\u003c\/strong\u003e The module has 21 digital inputs and 21 digital outputs, making it suitable for applications requiring a moderate number of inputs and outputs.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch2\u003eAlarm\/Error Codes:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eError Codes:\u003c\/strong\u003e The PLC can generate error codes for various faults such as CPU errors, communication errors, and I\/O errors. These error codes can be used to troubleshoot and diagnose issues.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eAlarm Functions:\u003c\/strong\u003e The module supports various alarm functions, including alarm outputs and alarm messages, which can be used to alert operators of potential issues.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch2\u003eUser Manuals:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eOperating Manual:\u003c\/strong\u003e The user manual provides detailed information on the PLC's operation, configuration, and programming.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eProgramming Manual:\u003c\/strong\u003e The programming manual covers the programming language used for the PLC, including syntax and examples.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch2\u003eTroubleshooting:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eTroubleshooting Guide:\u003c\/strong\u003e The troubleshooting guide provides step-by-step procedures for identifying and resolving common issues with the PLC.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eError Handling:\u003c\/strong\u003e The PLC has built-in error handling capabilities, including error detection and error correction, which can help in troubleshooting.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch2\u003eProgramming:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eProgramming Language:\u003c\/strong\u003e The PLC uses the Siemens S7-200 programming language, which is based on the Ladder Logic programming paradigm.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eProgramming Software:\u003c\/strong\u003e The programming software used for the PLC is SIMATIC STEP 7, which provides a user-friendly interface for programming and configuring the PLC.\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch2\u003eInstallation:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e The PLC module can be mounted in a DIN rail enclosure, making it easy to integrate into existing industrial control systems.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e The PLC requires a power supply of 24 V DC, which is typical for industrial automation applications.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCable Connections:\u003c\/strong\u003e The PLC has various cable connections for communication, power, and I\/O signals, which need to be properly connected during installation.\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003e\n        Overall, the Siemens part number 6ES5490-7LB21 is a versatile and reliable PLC module suitable for a wide range of industrial automation applications. Its compact design, high performance, and ease of use make it a popular choice among automation professionals.\n    \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"New Factory Sealed \/ Europe","offer_id":48213985886530,"sku":"6ES5490-7LB21-FS-EU","price":22.0,"currency_code":"USD","in_stock":true},{"title":"New Surplus \/ Europe","offer_id":48213397963074,"sku":"6ES5490-7LB21-NS-EU","price":22.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished \/ Europe","offer_id":48212767179074,"sku":"6ES5490-7LB21-R-EU","price":20.0,"currency_code":"USD","in_stock":true},{"title":"New Factory Sealed \/ USA","offer_id":48928973029698,"sku":"6ES5490-7LB21-FS-USA","price":70.4,"currency_code":"USD","in_stock":true},{"title":"New Surplus \/ USA","offer_id":48928973095234,"sku":"6ES5490-7LB21-NS-USA","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished \/ USA","offer_id":48928973128002,"sku":"6ES5490-7LB21-R-USA","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished \/ ASIA","offer_id":49365527920962,"sku":"6ES5490-7LB21-R-ASIA","price":0.0,"currency_code":"USD","in_stock":false},{"title":"New Surplus \/ ASIA","offer_id":49365527888194,"sku":"6ES5490-7LB21-NS-ASIA","price":0.0,"currency_code":"USD","in_stock":false},{"title":"New Factory Sealed \/ ASIA","offer_id":49365527822658,"sku":"6ES5490-7LB21-FS-ASIA","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0728\/6892\/1666\/files\/6ES54907LB21_grande_a0b6832a-a263-4bc2-a772-05691b5a0b78.jpg?v=1727726782","url":"https:\/\/chiefautomation.com\/fr\/products\/6es5490-7lb21","provider":"Chief Automation","version":"1.0","type":"link"}