Wika TR30 User Manual download pdf (Page 24)

14016442.01 06/2011 GB/D

24 WIKA operating instructions model TR30 per ATEX

10. Maintenance and cleaning

10.1 Maintenance

The resistance thermometers described here require absolutely no maintenance and

contain no components which could be repaired or replaced.

10.2 Cleaning

CAUTION!

■

Before cleaning the instrument disconnect the electrical connections.

■

Clean the instrument with a moist cloth.

■

Electrical connections must not come into contact with moisture.

■

Wash or clean the dismounted instrument before returning it in order to

protect personnel and the environment from exposure to residual media.

■

Residual media in dismounted instruments can result in a risk to persons,

the environment and equipment. Take sucient precautionary measures.

For information on returning the instrument see chapter "11.2 Return".

11. Dismounting, return and disposal

WARNING!

Residual media in dismounted instruments can result in a risk to personnel,

the environment and equipment.

Take sucient precautionary measures.

11.1 Dismounting

WARNING!

Risk of burns!

Let the instrument cool down suciently before dismounting!

During dismounting there is a risk of dangerously hot pressure media

escaping.

Only disconnect the resistance thermometer once the system has been depressurised!

10. Maintenance and cleaning / 11. Dismounting, return ...

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Wika TR30 User Manual Page 24