WIKA UPT-21 - Handbuch (Seite 49)

49 WIKA operating instructions process transmitter, model UPT-2x
14068347.01 06/2014 GB/D
GB
12. Instrument information / 13. Maintenance and cleaning
12.4 Indicating serial number
1. Open the operating menu with [↵].
Select “Info” and confirm with [↵].
2. Select “Serial number” and confirm with [↵].
3. Serial number is indicated.
13. Maintenance and cleaning
13.1 Maintenance
Repairs must only be carried out by the manufacturer.
13.2 Cleaning
CAUTION!
■ The exterior should only be cleaned when the instrument is closed and
sealed. This applies to the case head cover and all openings, e.g. the
cable glands.
■ Use a cloth moistened with soapy water or isopropanol.
■ Electrical connections must not come into contact with moisture.
■ Wash or clean the dismounted instrument before returning it, in order to
protect persons and the environment from exposure to residual media.
■ Residual media in the dismounted process transmitter can result in a risk
to personnel, the environment and equipment. Take sufficient precau-
tionary measures.
For information on returning the instrument see chapter 15.2 “Return”.
13.3 Recalibration
DKD/DAkkS certificate - official certificates:
We recommend that the process transmitter is regularly recalibrated by the manufac-
turer, with time intervals of approx. 12 months.