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  3. Thermometers with switch contacts

Thermometers with switch contacts

Display and monitor limit values

Wherever the process temperature has to be indicated locally and, at the same time, limit values must be monitored, thermometers with switch contacts find their application. The switch contacts make or break the circuit dependent upon the pointer position of the indicating measuring instrument. If the reading is significantly above or below a set value, they trigger an alarm, hence also the term “alarm contact”. The instruments are also suitable for starting, stopping or switching processes.
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FAQ
FAQ

What is the minimum insertion length of a thermowell or protection tube?

The insertion length of a thermowell or protection tube will be specified through the thermometer used. In general one can assume a length of 60-100 mm for mechanical thermometers from a minimum total length. Electrical thermometers need an inserti ...

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