Siemens 6NH7800-4AA20

The Siemens part number 6NH7800-4AA20 is an advanced CPU within the Simatic S7-400 series of programmable logic controllers, tailored for diverse industrial automation applications. Renowned for its reliability and scalability, this 32-bit processor operates at 24 MHz and features 64 KB of RAM and 128 KB of ROM. It adeptly supports up to 2048 digital inputs and outputs, along with 128 communication interfaces, including PROFIBUS, PROFINET, and Ethernet, making it exceptionally versatile for complex tasks. With detailed error messages and alarm codes, troubleshooting is streamlined, and comprehensive user manuals in multiple languages facilitate easy installation and operation. The unit enables programming in various languages, including Ladder Logic and Structured Text, utilizing Siemens' SIMATIC STEP 7 software, ensuring smooth integration into any industrial setting.