Thermometers with switch contacts

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.

Sales contact

WIKA Instruments Ltd.

Tel.:
+44 1737 644008
Fax:
+44 1737 644403
info@wika.co.uk

FAQ

What is the maximum insertion length for a thermowell or protection tube?

For protection tubes, the maximum length is limited by the manufactured lengths of the tubes, which is about 5-6 meters.  Thermowells are made of solid material and limited by the production length of the drill hole, which, for each product is between 1,000 mm ... More

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 insertion le ... More

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