3. Diagnostics
3-3
Festo P.BE-CPX-FB32-EN en 1111a
3.1 Overview of diagnostics options
The CPX terminal provides extensive and user-friendly
possibilities for diagnostics and error handling.
The following possibilities are available depending on the
configuration:
Diagnostics
option
Brief description Advantages Detailed
description
LED display The LEDs show directly
configuration errors, hard-
ware errors, bus erro rs, etc.
Fast “on-the-spot”
recognition o f errors
Section 3.2
Status bits Internal inputs that supply
coded common diagnostic
messages.
Fast access to error
messages, irrespective of the
module and master.
Section 3.3 and
CPX system
description
I/O diagnostic
interface
The I/O diagnostic interface is
a bus-independent diagnostic
interface at I/O level which
permits access to internal
data of the CPX terminal
(1 6 inputs and 16 outputs).
Detailed error recognition
irrespective of the f ieldbus
type used.
Section 3.4 and
CPX system
manual
Diagnostics
via EtherNet/
IP
Access to all system data of
the CPX terminal via the
fieldbus.
Detailed module-related and
channel-related error
recognition as well as access
to the diagnostic memory in
theonlinemodeofthe
programming/configuration
software and in the PLC user
program.
Appendix B
(Ethernet/IP
Objects)
Diagnostics
via the Hand-
held
Diagnostic information can be
shown on the CPX Handheld
in a user-friendly manner by
means of menus.
Fast “on site” error detection Description for the
Handheld
Tab. 3/1: Diagnostics options
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