Temperature switches are used in a variety of industrial and technical processes. If a preset temperature is reached, then the temperature switch opens or closes a corresponding switch contact. Depending on the requirements, mechanical or electronic switches can be used. In WIKA's broad product range, you will find the right temperature switch for every application.

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FAQ

What minimum insertion lengths are recommended, as a rough guide, for multipart thermowells (from tubing) in order to minimise the heat dissipation error?

for gaseous media: 15 ... 20 x thermowell tip diameter
for liquid media: 5 ... 10 x thermowell tip diameter
for solid media: 3 ... 5 x thermowell tip diameter
(these standard values are only valid for static mediaThe gap between the thermowell and me ... More

What effect does poor insulation resistance have?

In accordance with DIN EN 60751 section 6.3.1 the insulation resistance between each measuring circuit and the sheath, at a minimum test voltage of 100 V DC, must not be less than 100 MOhm. Should the insulation resistance be too low, a measuring error occurs that ... More

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