Schaller FL2, Operating Manual, Page: 44 / 48

humimeter FL2 Operating Manual
Page 44
11. Faults
If the measures listed below fail to remedy any faults or if the device has faults not
listed here, please contact Schaller GmbH.
Fault Cause Remedy
Measuring error The temperature of the mate-
rial being measured is too low
or high The temperature of the
material being measured
has to be between 0 °C
and +40 °C.
Temperature discrepancy
between device and material
being measured Let the temperature adjust
to the material being
measured (permitted dif-
ference of max. 3 °C).
Wrong product type Check whether you have
selected the right product
type (product) before
taking a reading (see
"6.
Product types" ).
Mouldy or rain wet material
Accuracy decreases signifi-
cantly Only measure dry, not
mouldy material.
Frozen material or material
mixed with snow
Accuracy decreases signifi-
cantly The measured material
most not be frozen or
mixed with snow.
Insertion direction The insertion direction
has a great effect on the
accuracy of the measure-
ment (see
"6.2 Selecting
the product type" ).
Wrong compressed density The compressed density
has to correspond to the
selected product type(see
"6. Product types" ).
Water film on the measuring
head After measuring wet ma-
terial, on the measuring
head may arise a water
film. Clean the measuring
head (see
"10.3 Cleaning
the device" ).