Diagnosis Via Interbus - Festo IFB21-03 Electronic Manual

5. Diagnosis and error treatment
5.3

Diagnosis via INTERBUS

n
n + 1
7 0 7 6 5 4 3 2 1 0
CTRL
DETECT
RUN
ACTIVE
READY
Festo P.BE-VIFB21-03-EN en 0010a
The multifunctional valve terminal provides the following
possibilities for diagnosis via the INTERBUS:
– by means of entries in the diagnostic status register of
the plug-on module
– by means of four status bits
– by means of the SRC error code
Diagnostic status register (e.g. DCB module)
The diagnostic status register of the module has been
designed especially for the INTERBUS and contains, among
other things, the following information:
USER User error / parametrization
PF Periphery fault, e. g. valve terminal
BUS Bus fault
Fault on module / hardware
Diagnostic routine is active
Data transmission is active
Selected configuration is ready to operate
Modue is ready to operate
5-13