{"product_id":"6es7414-4hm14-0ab0-siemens-s7-400h-cpu","title":"6ES7414-4HM14-0AB0 Siemens S7-400H CPU","description":"\u003ch2\u003e\u003cstrong\u003eSiemens S7-400H CPU 414H – 6ES7414-4HM14-0AB0 Redundant Controller\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer \u0026amp; Series:\u003c\/strong\u003e Siemens SIMATIC S7-400H – the flagship redundant automation platform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact Model:\u003c\/strong\u003e \u003cstrong\u003eCPU 414H (6ES7414-4HM14-0AB0)\u003c\/strong\u003e – the primary subject of this technical overview.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Memory:\u003c\/strong\u003e 2.8 MB integrated (1.4 MB program \/ 1.4 MB data), non-expandable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterfaces:\u003c\/strong\u003e 1 MPI\/DP port, 1 DP port, and 2 slots for synchronization modules (IF 960).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessing Speed:\u003c\/strong\u003e 0.045 µs for bit, word, and fixed-point operations; 0.135 µs for floating-point math.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Expansion:\u003c\/strong\u003e Supports up to 21 expansion units for large-scale system configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Loss:\u003c\/strong\u003e Typical 6 W, ensuring energy-efficient operation inside the rack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Current (5V DC):\u003c\/strong\u003e Typical 1.4 A, maximum 1.7 A from the backplane bus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of DP Masters:\u003c\/strong\u003e 2 integrated (MPI\/DP and DP) plus up to 10 via CP for PROFIBUS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAddress Area:\u003c\/strong\u003e 8 KB inputs and 8 KB outputs, with adjustable process image up to 8 KB each.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Channels:\u003c\/strong\u003e Up to 65,536 digital inputs and outputs in central configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog Channels:\u003c\/strong\u003e Up to 4,096 analog inputs and outputs in central configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClock Synchronization:\u003c\/strong\u003e Supports MPI and DP master\/slave synchronization for time-critical tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e S7 routing, PG\/OP communication, and S7 communication with up to 32 connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Buffer:\u003c\/strong\u003e Stores up to 3,200 entries with adjustable size for troubleshooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgramming Languages:\u003c\/strong\u003e LAD, FBD, STL, SCL, CFC, GRAPH, and HiGraph® for flexible development.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnow-how Protection:\u003c\/strong\u003e Password protection safeguards your user program from unauthorized access.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (HxWxD):\u003c\/strong\u003e 290 mm x 50 mm x 219 mm – fits standard S7-400 racks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approximately 0.995 kg for easy handling during installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is this CPU brand new and original?\u003c\/strong\u003e\u003cbr\u003eA: Yes, we supply 100 % genuine Siemens \u003cstrong\u003eCPU 414H\u003c\/strong\u003e modules in factory-sealed packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What type of memory does this CPU use?\u003c\/strong\u003e\u003cbr\u003eA: It uses integrated RAM for working memory and supports FEPROM load memory expansion up to 64 MB.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does this CPU support redundant operation?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it is specifically designed for S7-400H fault-tolerant systems with dual-CPU redundancy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What synchronization modules do I need?\u003c\/strong\u003e\u003cbr\u003eA: You need two IF 960 modules (6ES7960-1AA04-0XA0 or 6ES7960-1AB04-0XA0) for fiber-optic sync.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How many DP slaves can I connect?\u003c\/strong\u003e\u003cbr\u003eA: The integrated DP interface supports up to 96 slaves, while the MPI\/DP interface supports 32 slaves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does this CPU support S7 communication?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it supports S7 communication as both server and client with up to 64 KB user data per job.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the typical power loss?\u003c\/strong\u003e\u003cbr\u003eA: The typical power loss is 6 W, ensuring efficient thermal management inside the cabinet.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eContact Information Inquiries:\u003c\/strong\u003e \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e ， \u003ca href=\"https:\/\/wa.me\/8615392429628\" target=\"_blank\"\u003e+86 153 9242 9628\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003ePartner NexAuto Technology Limited : \u003ca href=\"https:\/\/www.nex-auto.com\/\" target=\"_blank\"\u003ehttps:\/\/www.nex-auto.com\/\u003c\/a\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46551176118433,"sku":"6ES7414-4HM14-0AB0","price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/5390\/3265\/files\/6ES7414-4HM14-0AB0.jpg?v=1781686780","url":"https:\/\/www.autonexcontrol.com\/products\/6es7414-4hm14-0ab0-siemens-s7-400h-cpu","provider":"AutoNex Controls Limited ","version":"1.0","type":"link"}