KROHNE BM 26 BASIC_ADVANCED EN - Manual (Page 38)

6
OPERATION
38
BM 26 BASIC/ADVANCED
www.krohne.com 10/2012 - 4000347004 - HB BM26 Basic/Adv R04 en
6.2.2 Error handling
Error Description Corrective action
Indicator column
Float failure The red flaps at the bottom of the
indicator column are shown. The
float has sunk to the bottom of the
measuring chamber.
Make sure the measuring chamber
has not been completely drained.
Make sure the true density of the
liquid corresponds to the value
given in the order data. Contact
your local sales office to make sure
that the float is for the correct
density range.
If the float is damaged or corroded,
it is necessary to replace the float.
Order a new float from your local
sales office. Isolate the measuring
chamber and drain the liquid.
Remove the bottom plate flange
and the float. If your device is a
basic version, you will only be able
to remove the float if it has the
1¼ NPT connection at the bottom
of the measuring chamber
The level of the liquid is at or
above the maximum level, but
the indicator column doe not
indicate that level has
reached its maximum limit
yet.
The density of the liquid is lower
than the value given in the
customer order data. The float is
too low in the liquid.
Make sure that the density of the
liquid is stable. Contact your local
sales office for advice.
The indicator column
indicates that the liquid is at
or below the minimum level,
but the level of the liquid is
still above the minimum limit.
The density of the liquid is lower
than the value given in the
customer order data. The float is
immersed more than it should be.
Make sure that the density of the
liquid is stable. Contact your local
sales office for advice.
The level of the liquid is below
the maximum level, but the
indicator column indicates
that level has already reached
its maximum limit.
The density of the liquid is higher
than the value given in the
customer order data. The float is
not sufficiently immersed.
Make sure that the density of the
liquid is stable. Contact your local
sales office for advice.
The indicator column is not
yet at the minimum level, but
the level of the liquid is at or
below the minimum limit.
The density of the liquid is higher
than the value given in the
customer order data. The float is
immersed more than it should be.
Make sure that the density of the
liquid is stable. Contact your local
sales office for advice.