1 Siemens Simatic S7-400 PLC (master) is coupled via Profibus with

6 PLC's Siemens Simatic S5-115U (IM 308C)

1 Siemens Simatic PLC S5-100U (CP541)

as well with 1 Siemens Simatic PLC S7-300.

The Master receives Production Data and Fault Messages from the Slaves,

it processes those Datas and sends

them via Ethernet (CP444) to a Computer System (PMC).

Components:

Siemens Simatic S7-400 PLC with CP444 Slaves

Siemens Simatic S5-115U PLC with IM308-C

Siemens Simatic S5-100U PLC with CP541

Siemens Simatic S7-300 PLC with CP242

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