Power Panel PP45 uses Ethernet and X2X Link for its communication system. These devices have been equipped with a slot for interface cards. Depending on the requirement, the power panel can be expanded using CAN bus, Profibus DP or RS485/RS232. All components and the 5.7-in. QVGA LCD display are contained within a compact housing. B/W or color displays are available, optionally with function keys or a touchscreen. The PP45 is operated fan-free and is front-side IP65-protected.