Wika 55 Manuel d'utilisateur télécharger pdf (Page 13)

11583747.03 10/2013 GB/D/F/E

WIKA operating instructions models 53, 54, 55 (ATEX) 13

3. Position the indicator as required, tighten the hexagon bolts and

slotted screws, and nally tighten the lock nut or union nut rmly.

Permissible vibration load at the installation site

The instruments should always be installed in locations free from

vibration.

If this is not possible, the following limit values must not be exceeded:

Frequency range < 150 Hz

Acceleration < 0.5 g (5 m/s

)

When using thermowells, they must be lled with a thermal contact

medium in order to reduce the heat transfer resistance between the

outer wall of the sensor and the inner wall of the thermowell. The

working temperature of the thermal compound is -40 ... +200 °C.

WARNING!

Do not ll hot thermowells. There is a risk of the oil

spraying out!

loosening

Make sure to loosen the screws

on the opposite side as well!

6. Commissioning, operation

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Wika 55 Manuel d'utilisateur Page 13