Hi I have a task to change a controlsystem on a plant. The existing PLC is a Siemens IM 151-8 with a profibus mastercard 6ES7-138-4HA00.
My plan is to skip the CPU and change the profibus mastercard to a slave card and keep the ET200 I/O .Is it possible and if yes what card. ? IM151 ?
My plan is to skip the CPU and change the profibus mastercard to a slave card and keep the ET200 I/O .Is it possible and if yes what card. ? IM151 ?