CPU Modules
The CLICK CPU modules are available with different combinations of built-in I/O types (i.e. DC input/DC output, DC input/relay output, and AC input/relay output). The CLICK CPU modules all offer the same performance, instruction set, and support the available optional I/O modules. With the built-in I/O a CPU can be used as a ready-to-go PLC control system without any additonal I/O modules.
Built-in I/O
There are 7 different configurations of I/O types available for the CLICK CPU modules. The table lists the part numbers showing the various I/O type combinations.

I/O Modules

A variety of I/O modules are available for the CLICK PLC System. Up to 8 I/O modules can be connected to a CLICK CPU module to expand the system I/Ocount and meet the needs of a specific application. CLICK on a part number for complete I/O module specifications and wiring diagrams. These tables list the discrete option modules that are supported by the CLICK PLC. Use our Configuration Tool to quickly configure a CLICK PLC with the option modules needed for your application, then CLICK over to the webstore to complete your purchase.