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 Instrumentation Taiwan Ltd.

Tel.:
+886 3 420 6052
Fax:
+886 3 490 0080
info@wika.com.tw

FAQ

What is the maximum length of a capillary for gas actuated thermometers?

Theoretically, the capillary of a gas-actuated thermometer can be up to 100 m long. However, a large probe volume is needed so that the gas-actuated thermometer will operate within class 1. With the expansion thermometer, the maximum length is limited to 15 metres, ... More

Are there any GOST certificates for thermowells?

No. GOST certificates only exist for measuring instruments and a thermowell is only considered a component part of a thermometer.

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