There are many CPU models in the MicroNet digital control series, and this specific model 5466-409 is a Pentium CPU. Typically, models in the MicroNet series can operate in redundant or simplex mode, but this module can only run in simplex systems and will be installed in the expansion rack of the chassis. When the Pentium CPU is located in the expansion rack, it must be used together with the main transceiver (XCVR) and remote XCVR.Related recommendations:5466-3185466-10005466-0175466-2585466-4195466-33215466-10015466-4095466-3555466-256more…… Post navigation ABB Panel 800 series touch screen PP886 3BSE092980R1 Mark VI Speedtronic Turbine Series VMIC Control Card VMIVME-7614-133350-017614-133E IS215UCVEM10A