Ident-I • IRI-KHD2-4HB5 / IRI-KHA6-4HB5
Fault Diagnostics
Subject to reasonable modifications due to technical advances.
Copyright Fuchs, Printed in Germany
Fuchs Group • Tel.: Germany (06 21) 7 76-0 • USA (330) 4 25 35 55 • Singapore 7 79 90 91 • Internet http://www.pepperl-fuchs.com
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Fault Diagnostics
8.1
LED error indicators
The 'Run/Error' LED indicates the status of the control interface unit IRI-KHD2-4HB5/
IRI-KHA6-4HB5:
The following figure illustrates the LED signals:
Figure 8.1
Flash sequence of the LED 'Run/Error' in event of malfunction
8.2
Error indication by means of an information field
The detailed error status can be queried in an information field by means of the
INTERBUS.
A description of this can be found in
chapter 7.2.3 ’Information fields’
.
Signal
Meaning
permanently green
device ready for operation / communication active
once 0.3 s green;5 s red
communication error
three time 0.3 s green;
0.3 s red; 5 s red
ROM error
four times 0.3 s green;
0.3 s red; 5 s red
RAM error
