3. Design and function
To avoid false readings, replace the battery as soon as the battery indicator appears.
For information on the battery see chapter 7.1.1 "Battery replacement".
3.6
USB interface
DANGER!
Danger to life from explosion!
Through working in flammable atmospheres, there is a risk of explosion
which can cause death.
▶
Using the USB interface is not allowed in hazardous areas!
The model CTH63I0 or CTH65I0 has a USB interface as standard. The serial data
transmission can be used for configuration, calibration and for the transmission of
measured values from the hand-held thermometer.
3.7
Temperature probe
DANGER!
Danger to life from explosion!
The use of incorrect temperature probes can lead to a loss of the explosion
protection.
▶
Only use the Pt100 temperature probes supplied for hazardous areas!
Different temperature probes guarantee flexibility (see chpater 9 "Specifications").
Fig. top: immersion probe
Fig. bottom: penetration probe
At the measuring point (measuring probe), the temperatures (dependent on the
temperature class) are permitted (see chapter 2.7 "Ex marking").
WIKA operating instructions, models CTH63I0 and CTH65I0
EN
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