Wika TR30 Manual de usuario descargar pdf (Pagina 17)

WIKA operating instructions model TR30

11377551.06 07/2014 GB/D

Insertion

length A

Installation on pipes

a on elbows

b in small pipes, inclined

c perpendicular to ow direction

6. Commissioning, operation

WARNING!

Avoid putting mechanical stress on the electrical connections

or on the enclosures. The maximum temperatures of

-50… +150 °C (without neck tube) and -50 … +250 °C or

-50 ... +200 °C for TR30-V (with neck tube) must not be

exceeded. Connections must only be opened when the

instrument is depressurised and has cooled down.

6.1 Mounting

These resistance thermometers are designed for screw-tting directly

into the process. The insertion length, along with the ow velocity and

viscosity of the process media, may reduce the max. loading on the

thermowell.

Installation examples

For information on tapped

holes, please refer to DIN 3852,

or for NPT threads ANSI B 1.20.

6. Commissioning, operation

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Wika TR30 Manual de usuario Pagina 17