Eth Adapter Cn Parameters Setting - Siemens S7-300 User Manual

ETH Adapter CN adapter has been installed on the S7-300PLC rail

5.ETH Adapter CN parameters setting

ETH Adapter CN needs to be configured the parameters to work correctly, the configuration
parameters including the network parameters, communication protocols, connection, serial port
parameters; it can be very flexible to satisfy your application. Configuration parameters are
stored in the Flash memory, and they can be permanently stored without loss.
Use the standard RJ45 cable to connect the ETH Adapter CN and router or switch, at the same
time make sure that the router or switch is connected to a computer in order to run the
parameters setting software .You also can use a standard RJ45 cable to directly connect ETH
Adapter CN and the computer, no need crossover cable, this product has auto-polarity
discrimination function for the RJ45 cable.
Insert the DP/MPI plug（DB9M）of ETH Adapter CN into the DP or MPI socket of the
S7-300/400PLC and power on the PLC.
The same local area network (router) can connect multiple ETH Adapter CN, but the same IP
address is not allowed, there will be conflicts if the same IP , and it only shows one of IP and
abnormality.
You can press the Default button on the ETH Adapter CN any time that could make it restore to the
factory dafault.
IP=192.168.0.250，Username=admin，Password=admin
You need to check your computer's IP address and gateway address, and confirm your computer
is in the normal Internet access, in the next setting, you need to set the gateway of ETH Adapter
CN as same as the gateway of computer and router, that is to say, the ETH Adapter CN and
computer are in the same subnet, all equipments in this subnet and routers have the same
gateway.
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