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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.
Buy thermometers with switch contacts?

Buy thermometers with switch contacts?

Order your standard instruments easily in our online shop - in the accustomed WIKA quality.
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Need instruments calibrated?

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Videos Contact pressure gauges vs. pressure switches | What are the differences?

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FAQ
FAQ

How does an expansion thermometer work?

The measured value registration is made through the liquid-filled measuring system which consists of a temperature probe, capillary, and Bourdon tube.

All three components combine to form a closed tube system. The internal pressure in the system cha ...

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