Wika D-11-7 Manual de usuario descargar pdf (Pagina 26)

26 WIKA operating instructions pressure transmitter model D-1x-7

2478159.05 12/2011 GB/D/F/E

7. Maintenance and cleaning

7.1 Maintenance

This pressure transmitter is maintenance-free.

Repairs must only be carried out by the manufacturer.

7.2 Cleaning

CAUTION!

■

Before cleaning, correctly disconnect the pressure transmitter from the pressure supply,

switch it o and disconnect it from the voltage supply.

■

Clean the instrument with a moist cloth.

■

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 the dismounted instrument can result in a risk to persons, the

environment and equipment. Take sucient precautionary measures.

■

Do not use any pointed or hard objects for cleaning, as they may damage the diaphragm

of the process connection.

For information on returning the instrument see chapter 9.2 "Return".

7. Maintenance and cleaning

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Wika D-11-7 Manual de usuario Pagina 26