Logic Controller Input Voltage 24V AC/DC Output Type Relay 2 A Amps Non isolated serial link serial 1 RJ45 RS485 Non isolated serial link serial 2 RJ45 RS232/RS485 USB port mini B USB 2.0 Slots Number of Inputs 8 Number of Outputs 8 Counters 255 Timers Programmable Yes Clock No Display Display Port Type Non isolated serial link serial USB port mini B Memory 256 KB