Diagnostics and troubleshooting
Leuze electronic
BPS 8
114
TNT
35/7-2
4
V
10.3
Error on the interface
Error
Possible error causes
Measures
No communication via
RS 232/RS 485
• Incorrect wiring.
• Different baud rates.
• Different protocol
settings.
Check wiring.
Check baud rate.
Check protocol settings.
Sporadic errors on the
RS 232/RS 485 inter-
face
• Incorrect wiring.
• Effects due to EMC.
• Overall network expansion
exceeded.
Check wiring, in particular the shield of the
wiring.
Check the cable used.
Check shielding (shield covering in place up
to the clamping point).
Check grounding concept and connection to
FE.
Check max. network expansion as a func-
tion of the max. cable lengths.