Description: Power Panel PP451; 5.7″ QVGA TFT color display; 6 softkeys; 16 function keys and 20 system keys; 1 aPCI slot; 128 MB SDRAM; 512 KB SRAM; CompactFlash slot (type I); ETH 10/100; RS232; 2x USB; IP65 protection (front side); 24 VDC (0TB103.9 screw clamp or 0TB103.91 cage clamp must be ordered separately).