Siemens logo 8 sps plc starter kits siemens 6ed1057 3ba00 0aa8 the siemens logo 8 plc starter kit 1224rce bundles a programmable logic controller plc 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 1224rce plc has a total of 8 x inputs 4 of which can be configured as analogue inputs and up to 8 x digital inputs it also features