The AutomationDirect Productivity2000 programmable logic controller (PLC) is a modular, rack-based system with a full lineup of discrete, analog, and specialty I/O modules providing over 400 local I/O ...

Chemical controllers made from DNA can be programmed to implement any dynamic behaviour compatible with chemical kinetics.

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.