6ES7972-0CB20-0XA0 Difference

6ES7972-0CB20-0XA0 is a part number for a USB-MPI adapter, which is compatible with the S7-200/300/400 programmable logic controllers. It allows for communication between a computer’s USB port and the MPI, PPI, DP, or PROFIBUS interfaces of the Siemens controllers, and features electrical isolation for enhanced safety.

Now there are 3 versions 6ES7972-0CB20-0XA0, and each version has different functions, do you know?


all support PPI MPI communication
Support system WIN7(32/64 Bit)/XP/VISTA
Bound rate PPI: 9.6k, 19.2k, 187.5k MPI: 19.2k, 187.5k
Operating temperature -30°C – 75°C
Package 1*USB Cable, 1*DB9 Pin Cable, 1*Adapter


Multipurpose Version: cable 2.5m
Isolation Type: cable 4.5m support Long time monitor
MPI (10thgeneration): cable 4.5m support Long time monitor

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