Exchange Data Between Simatic S7 PLCs on Different Subnets

Easy data exchange between two Siemens Simatic S7 PLCs on different Ethernet subnets using a PN/PN Coupler Suppose you have two Simatic S7 PLCs, like a S7-1200 and S7-300, on different Ethernet subnets and you need to exchange some data...

Connecting ControlLogix to Simatic S7-300 via Ethernet

In this article I'll walk you through how to setup a connection between an Allen Bradley CompactLogix 1769-L36ERM controller, and a Siemens Simatic S7-300 PLC CPU 315-2PN/DP via Ethernet using the Prosoft PLX31-EIP-SIE Gateway. There is a really big problem...

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