Interface Error - Leuze electronic BCL 248i Operating Instructions Manual

Diagnostics and troubleshooting
11.2

Interface error

Tab. 11.2: Interface error
Error
No communication
via PROFINET-IO,
status LED NET,
continuous red light
Sporadic errors at
the PROFINET-IO
Leuze electronic GmbH + Co. KG
Possible error cause
• Incorrect wiring
• Different protocol settings
• Protocol not released
• Wrong termination
• Wrong device name set
• Incorrect configuration
• Incorrect wiring
• Effects due to EMC
• Overall network expansion ex-
ceeded
BCL 248i
Measures
• Check wiring
• Check protocol settings
• Activate TCP/IP or UDP
• Check termination
• Check device name
• Check configuration of the device in the
configuration tool
• Check wiring
• In particular, check wire shielding
• Check the cable used
• Check shielding (shield covering in
place up to the clamping point)
• Check grounding concept and connec-
tion to functional earth (FE)
• Avoid EMC coupling caused by power
cables laid parallel to device lines.
• Check max. network expansion as a
function of the max. cable lengths
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