Fieldbus Connection; Overview Of Components - Festo CPX System Manual

1. Overview of components

Fieldbus connection

1−4
CPX terminals with fieldbus connection permit communica
tion with remotely−situated higher−order control systems.
CPX terminals are constructed on a modular basis and can
consist of the following modules, for example:
Modules
Tab. 1/1: Electrical modules of a CPX terminal (examples in
plastic version)
Brief description
CPX bus node for connecting to
higher−order control systems via the
fieldbus;
Connections depend on the design of
the CPX bus node
CPX Front End Controller for control
ling pneumatic and electric actua
tors; communication via Ethernet
(web server, e−mail, Modbus TCP,
EasyIP etc.)
CPX I/O modules for evaluating pro
cess signals;
Selectable connection technology
(M12 connections here)
CPX−CP interface for connecting de
centrally arranged CP I/O modules
and CP valve terminals (technology
module)
Festo P.BE−CPX−SYS−EN en 0902e