KROHNE AF-E 400 - 11 Maintenance, Repair and Disposal

11
UK
Process
value line
Title line
Status
LED
Type
Descrip-
tion
Output
behaviour
Trouble-
shooting
Lock via
key
--- --- Setting buttons on the
unit locked, parameter
change rejected
OU Unlock unit
Lock via
commu-
nication
--- ---
Parameter setting
locked via push-
buttons, parameter
setting is active via IO-
Link communication
OU Finish parameter
setting via IO-Link
communication.
Lock via
system
--- ---
Setting buttons locked
via parameter setting
software, parameter
change rejected
OU Unlock the unit via
IO-Link interface
using the parameter
setting software.
IO-Link IO-Link
flash
OUT1
OUT2
IO-Link function for
optical identification of
the unit active
OU Deactivate IO-Link
function.
Error In the event of an error, the outputs react according to the setting under
[FOU1] and [FOU2].
Warning
LED flashes
LED flashes quickly
11 Maintenance, repair and disposal
As a rule, no measures for maintenance are necessary.
► Define regular calibration intervals according to the process requirements.
Recommendation: every 12 months.
If media with a tendency to build-up are used:
► Check measuring pipe at regular intervals and clean it, if necessary.
Only the manufacturer is allowed to repair the unit.
► After use dispose of the unit in an environmentally friendly way in accordance
with the applicable national regulations.