Troubleshooting; What To Do In Case Of A Fault - Pepperl+Fuchs SmartRunner Manual

SmartRunner Detector

Troubleshooting

8 Troubleshooting
8.1

What to Do in Case of a Fault

Before you have the device repaired, take the following actions:
• Test the plant according to the checklist below.
• Contact our service center to localize the problem.
Checklist
Fault
"Power" LED
does not light
up
Control panel
receiving no
measurement
data
Measurement
object not rec-
ognized
Measurement
errors
Presentation
mode not
working
No connec-
tion to the sen-
sor
Data Matrix
control code is
not detected
• If none of the above remedies the problem, please contact our service center. Please
have the fault patterns and the version number of the firmware available. The firmware
version number can be found at the top right of the user interface.
Cause
The power supply is switched
off
Wiring fault in the splitter or
control cabinet, cable break
Connection cable not con-
nected
Incorrect connection cable
used
Incorrect baud rate set
Protective cover dirty
Reflections
Foreign exposure
Exposure time control
Teach-in range set incorrectly Set teach-in range ()
Evaluation range set incor-
rectly
Tolerance range set incor-
rectly
Surfaces with pronounced
scored structure and reflective
surfaces
Temperature change in the
sensor
Incorrect distance to the mea-
suring object
Housing incorrectly mounted
Presentation mode not acti-
vated
AC voltage or supply voltage
too high
Maximum number of parame-
ters exceeded
Remedy
Check whether there is a reason why the
power supply is switched off (installation or
maintenance work, etc.). Switch on the power
supply if appropriate.
Check the wiring carefully and repair any
faults with the wiring. Check the cable to
ensure proper function.
Connect the connection cable.
Use the appropriate connection cable only.
Make sure that you have set the correct baud
rate for the sensor.
Clean protective cover.
Avoid reflections
Avoid foreign exposure
Set exposure ()
Set evaluation range ()
Set tolerance range ()
Improved arrangement of sensor components
to the measurement object
Allow sensor to warm up for around 15 min-
utes before the measuring process is started.
Note distance values
Install housing correctly (see chapter 3.3)
Enable Presentation mode and Autotrigger
and confirm using "Save settings"
Connect sensor to direct current (DC) only.
Ensure that the level of supply voltage is within
the specified sensor range.
We recommend a maximum of 10 parameters
43