Modbus versions

karl84

Member
K
Join Date
Jun 2008
Location
black notley
Posts
32
Hi,

Using the Modbus RTU on the Siemens S7 1200, there is two versions of Modbus V1 and V2. After looking through the wealth of literature that Siemens has to offer I am none the wiser, can anyone explain the difference between the two?

Cheers

Karl
 

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