For expandability, the device is compatible with dedicated FX5 series expansion modules. Local I/O can be expanded up to 128 points, and it works seamlessly with analog modules (for voltage/current signal acquisition), temperature sensing modules, and communication modules (Ethernet, RS-485). This flexibility allows upgrades from single-machine control to networked production line systems, adapting to evolving production needs. Built-in USB and RS-422 interfaces support industrial protocols like Modbus, facilitating stable connectivity with HMIs, frequency converters, and sensors for efficient data exchange and remote monitoring.