Standard Programmable Logic Controller (PLC) CPU unit with built-in I/Os - Mitsubishi Electric (MELSEC-F (FX) Series FX3G) - 60I/O [36DI (36 x digital inputs (24Vdc; Sink/Source)) + 24DO (24 x digital outputs (5-30Vdc; Source; 500mA; 0.2ms response))] - 32Ksteps (EEPROM; Program) memory capacity - connection capacity 128 x I/O points - with USB connector + screw-clamp term. connections (I.O's) - with RS-422 communication capability - Supply voltage 24Vdc - DIN rail mounting (175mm width) - equivalent to FX3G60MTDSS