CLICK line of micro brick PLCs has stackable I/O modules and free programming software. October 16, 2008 - AutomationDirect released CLICK PLC, the first in a new generation of inexpensive PLC ...

CLICK Ethernet PLC units are available with 24 VDC or 120 VAC inputs and DC or relay outputs and can be used as a complete PLC system. December 4, 2015 - AutomationDirect added Ethernet basic and ...

AutomationDirect has released the new CLICK PLC programming software version 3.30, which allows any CLICK PLUS CPU to be configured as a 3-axis PTO/PWM motion controller. 100kHz high-speed inputs and ...

There are many vendors and sources of PLCs: Automation Direct, FactoryMation, B&B Electronics, and yes, even eBay, among others. I will use the Click PLC available from Automation Direct as an example ...