WIKA CTH6300 - Handbuch (Seite 35)

35 WIKA operating instructions, models CTH6300 and CTH6500
2079988.04 07/2014 GB/D
GB
8. Maintenance, cleaning, and recalibration
8. Maintenance, cleaning and recalibration
8.1 Maintenance
These hand-held thermometers are maintenance-free.
Repairs must only be carried out by the manufacturer.
This does not apply to the battery replacement.
8.2 Cleaning
CAUTION!
■ Before cleaning, switch off and disconnect the hand-held
thermometer from the mains.
■ Clean the instrument with a moist cloth.
■ Do not use aggressive cleaning agents.
■ Electrical connections must not come into contact with moisture.
■ Wash or clean the dismounted instrument or temperature probe
before returning it, in order to protect persons and the environment
from exposure to residual media.
■ Residual media in the dismounted hand-held thermometer and/or
temperature probe can result in a risk to persons, the environment
and equipment.
Take sufficient precautionary measures.
For information on returning the instrument see chapter 10.2 “Return”.
8.3 Recalibration
DKD/DAkkS certificate - Official certificates:
We recommend that the instrument is regularly recalibrated by the manufacturer, with
time intervals of approx. 12 months. The basic settings will be corrected if necessary.