Siemens 6ES5955-3NA11

The Siemens part number 6ES5955-3NA11 is a robust programmable logic controller (PLC) module essential for a range of industrial automation applications. As a key component of the Siemens SIMATIC S7-200 series, this module combines compactness with versatility, making it ideal for use in manufacturing, process control, and building automation environments. Equipped with a powerful CPU offering 16 KB of RAM and 32 KB of ROM, it provides 24 digital inputs and 16 digital outputs, optimizing operations that demand substantial I/O capacity. Operating at a frequency of 20 MHz and supporting up to 16 I/O modules, the 6ES5955-3NA11 also features a serial RS-232 interface for seamless communication with other devices. Programming is streamlined through Siemens’ SIMATIC STEP 7 software, allowing for various programming languages including Ladder Logic and Function Block. Designed for installation on a DIN rail or within control cabinets, this module requires a 24 V DC power supply, ensuring efficient integration into existing setups.