6AV2124-2DC01-0AX0 SIMATIC HMI KTP400 Comfort Comfort Panel, Key/touch operation, 4" widescreen TFT display, 16 million colors, PROFINET interface, MPI/PROFIBUS DP interface, 4 MB configuration memory, Windows CE 6.0, (Microsoft Support included Security updates discontinued) configurable from WinCC Comfort V11
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