Siemens logo 8 sps plc starter kits siemens 6ed1057 3ba10 0aa8 the siemens logo 8 plc starter kit 1224rceo bundles a programmable logic controller plc an lcd screen a power supply psu scada software and plc programming software in one affordable package this complete package gets your project started so that you can gain familiarity with the system components the 1224rceo plc has a total of 8 x inputs 4 of which can be configured as analogue inputs and up to 8 x digital inputs