Hello,
I have a customer that requests Redundant IO for S7-400. I have only found solutions with ET200M modules. Is it not possible to configure redundant IO in the rack with the CPU? Does it have to be S7-400H even if the CPUs are not to be redundant?
I have a customer that requests Redundant IO for S7-400. I have only found solutions with ET200M modules. Is it not possible to configure redundant IO in the rack with the CPU? Does it have to be S7-400H even if the CPUs are not to be redundant?