Siemens 6ES5944-7UA22The Siemens 6ES5944 7UA22 is an advanced programmable logic controller (PLC) module from the renowned SIMATIC S7 200 series, renowned for its compactness, performance, and user friendliness. Equipped with a 24V DC power supply, this CPU module supports up to 4,096 bytes of user memory, providing 16 digital inputs, 8 digital outputs, and 2 analog inputs, all operating at a frequency of 20 MHz. Its intuitive programming through the Siemens SIMATIC S7