3. Diagnosti cs
3-3
Festo P.BE-CTEU-EC-OP+MAINT-EN en 1208NH
3.1 Summary of diagnostics options
The following possibilities for diagnostics and error handling
are available, depending on the configuration of the bus
node:
Diagnostics
option
Brief description Benefits Detailed
description
LED display The LEDs show hardware
faults, configuration errors,
bus faults, etc. immediately
Fast “o n-th e-spot” error
detection
Section 3.2
Diagnostics via
fieldbus
Diagnostics via
– SDO access
– Diagnosis history
– Emergency message
Detailed error detection Section 3.3
Tab. 3/1: Overview of the diagnostic options of the bus node
3.2 D iagnostic s via LED display
There are LEDs on the bus node to assist in diagnostics on the
bus node and any connected devices
( Fig. 3/1).
The LEDs can assume the follo w i ng states (sometimes in dif-
ferent colours):
Illuminated Flashing Off
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