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Posted: 2022-07-21 03:37 AM
Hi Support,
Refer to the above subject, after configuration of M251 PLC
>> Ethernet port 1 to 192.168.0.248\ Subnet 255.255.255.0 (Communicating with the HMI, PLC configured as slave devices )
>> Ethernet port 2 to 192.168.0.249\ Subnet 255.255.255.0 ( PLC configured as slave devices to be configured as master to communicate with Tank gauge system ATG)
When built and compile the program its generate an error " IP addresses must not be in the same subnet"
Existing devices IPs are of the range 192.168.0.x
Please assist.
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Posted: 2022-07-21 03:52 AM
Hello,
ethernet 1 and ethernet 2 should be in two different network for example
-eth1 - 192.168.0...
-eth2 - 192.168.1....
If PLC is slave device then eth1 is using for communication with HMI IP:192.168.1...
and eth2 as slave device 192.168.0...
best regards
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