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Handling instructions
Flexible humidity probe
0628.0022
Humidity probe with 1.5 m long, flexible cable.
A humidity sensor and a temperature sensor are
situated in the tip of the probe (sintered cap).
Humidity and temperature measurements in uneasily
accessible places e.g. in drilled holes, pipes, as well as
climatic test cabinets, medical analysing instruments,
incubating cabinets, etc.
The flexible humidity probe has been developed for
applications with the testo 445, 645 Professional
Class measuring instruments. Use the connection
cable available (see ordering data) for your instrument
for connection to the other instruments.
Please read the instruction manual before using the
measuring instrument.
Make sure that that the flexible cable does
not get badly bent (bending radius > 20 mm),
as this may destroy the cable!
Observe the measuring range of the probe!
Overheating can destroy the probe!
Measuring range ................................... 0 to 100 % RH
Input temperature .......................................... Ni 10000
Accuracy ............................ ±2 % RH (2 to 98 % RH)
Resolution, humidity ..................................... 0.1 % RH
Resolution, temperature .....................................0.1 °C
Length of probe .............................................1500 mm
Ø probe tip ........................................................12 mm
Ø cable
..........................................................6 mm
Minimum bending radius ...................................20 mm
Description
Application
Technical data
-20 to +180 °C
at nominal temperature +25 °C
±0.6 °C (-20 to 0°C)
±0.5 °C (0 to +25 °C)
±1.1 °C (+25 to +180 °C)
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