The Siemens SIMATIC S7-300 series PLC is a high-performance system with a compact and space-saving design. The PLC CPU with MPI has 24Vdc power supply. It has 128KB work memory. It required micro memory card. This PLC CPU has 4 integrated analogue inputs,
Rated value (DC) 24 V Current consumption (rated value) 650 mA Interface type integrated RS 485 interface PG/OP communication