1/24/2011 10:57 AM | |
Posts: 79 Rating: (0) |
we are using 2 pc main and redundant one pac meter connected. wincc 7.0 sp1 modbus tcp driver both the pc we created connection but one system only reading the data.other pc no connection.what is the reason? Splitted from How to configure the winCC regarding to take data from sentron PAC 3200 using modbus TCP?. |
Last edited by: O_Moderator at: 1/25/2011 11:08 AMnew subject after splitting |
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1/25/2011 2:37 AM | |
Joined: 9/2/2009 Last visit: 10/22/2024 Posts: 11 Rating: (0) |
I think because only one can became master,should be one pc standby . |
1/25/2011 6:42 AM | |
Posts: 79 Rating: (0) |
thanks, in our case both pc online.normaly modbustcp we can read more than one system but sentron not possible read any other way to read both pc |
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