Error On The Interface - Leuze electronic BPS 8 Original Operating Instructions

10.3

Error on the interface

Error
No communication via
RS 232/RS 485
Sporadic errors on the
RS 232/RS 485 inter-
face
Leuze electronic
Possible error causes
• Incorrect wiring.
• Different baud rates.
• Different protocol
settings.
• Incorrect wiring.
• Effects due to EMC.
• Overall network expansion
exceeded.
BPS 8
Diagnostics and troubleshooting

Check wiring.

Check baud rate.

Check protocol settings.

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.
Measures
114