Siemens S7-300 PLC CPU, 28 (24 Digital, 4 Analogue) Inputs, 18 (16 Digital, 2 Analogue) Outputs, 24 V dc. Number of I/O: 46. Input Type: Analogue, Digital. Output Type: Analogue, Digital. Communication Port Type: RS485. Mounting Type: DIN Rail. Memory: 192 (Work Memory) kB. Maximum Operating Temperature: +60°C. Output Current: 500 mA. Width: 120mm. Dimensions: 120 x 125 x 130 mm. MPN: 6ES7314-6CH04-0AB0