The CX7291 Embedded PC has an Arm? Cortex?-A9 single-core processor with 720?MHz. In the basic configuration, the CX7291 has a slot for a microSD card and an Ethernet interface. As a special feature, the CX7000 series has eight integrated multi-functional inputs as well as four integrated multi-functional outputs. E-bus or K-bus terminals can be attached as required; the CX7291 automatically recognizes the type of I/O system connected during the start-up phase. The control system is programmed with TwinCAT?3 via the Ethernet interface. BACnet (Building Automation Control Network) is a standardized, manufacturer-independent communication protocol for building automation. Areas of application include HVAC, lighting control, safety and fire alarm technology.