The CLICK PLC line, from AutomationDirect, now includes three analog CPU models. The new CPUs feature two analog inputs and two outputs with ranges of voltage up to 5 VDC or current up to 20 mA. The modules include two built-in RS-232 and one RS-485 communication ports, and real time clock and battery backup for internal SRAM. All CLICK CPUs are configured with the programming software, available as a free download