Siemens 6ES7223-1BF22-0XA0 Digital Input Module

Siemens 6ES7223-1BF22-0XA0 is a SIMATIC S7-200 EM223 digital I/O module that adds four digital inputs and four digital outputs to a S7-22X CPU, operating at 24 V DC. This spare part is designed specifically for the S7-22X family and is not compatible with other S7-200 CPU series. The EM223 module is a plug-in I/O expansion for the S7-200 system, enabling direct reading of four field signals and the ability to drive four actuators from the same control network. Its compact form factor fits neatly into standard S7-200 installations, with wiring and mounting designed to align with the EM223 interface and 24 V DC field devices. The device serves as a practical, Siemens-supported option for extending digital I/O on small to medium automation tasks while preserving the S7-200/S7-22X ecosystem, allowing replacement or retrofit without altering the main CPU or backplane configuration.