Handling instructions
Flexible humidity probe
Care and maintenance
Depending on the application and dirt which has
gathered, we recommend a quaterly to yearly control
with our
0554.0660
control and calibration set.
For instructions on the use of this control and calibrati-
on set, see the corresponding instruction manual.
Clean
dirty sensors
with alcohol (isopropanol) or dis-
tilled water.
Unscrew the sintered cap.
Dip the sensor in the alcohol, rinse in distilled water
and then leave to dry in the air.
Put the sintered cap back on and screw up tightly.
Faulty sensors can be replaced, please contact our
service department.
Dirty sintered caps
can also be cleaned in alcohol or
in distilled water, or purged with compressed air.
Ordering data
Flexible humidity probe (without cable) ....... 0628.0022
Plug-in head connection cable (1.5 mtr.)
for
testo 445, 645
..................................... 0430.0143
Plug-in head connection cable (5 mtr.)
for
testo 445, 645
..................................... 0430.0145
Humidity sensor ......................................... 0554.6005
Temperature sensor (Ni10000) .................. 0554.6014
Sintered cap .............................................. 0554.0641
Humidity control and calibration set ........... 0554.0660
11,3 %/75,3 %, instruction manual
Warranty
Flexible humidity probe ................................12 Monate
Do not touch or knock the sensor!
The active surface (flat metallic side) of the sensor
must face outwards!
0973 0610 de en 01
