Keeler D-KAT Z, Инструкция по эксплуатации

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D-KAT Z-Type Tonometer by KEELER
Then continue to rotate the drum slowly until the measurement arm moves backwards. Check
to ensure the display reads between 59 and 61.
13. SERVICING AND CALIBRATION
Keeler recommends annual calibration of the instrument. This must be performed by an
authorised service centre or distributor.
There are no user serviceable parts in this instrument. Service manuals will be available to
authorised Keeler service centres and Keeler trained service personnel.
13.1 BATTERY REPLACEMENT
• To replace the battery, press in and slide off the battery cover, noting that the
positive terminal of the battery is at the top.
• The correct battery to use is 1.5v AA ALKALINE TYPE.
• Remove the battery if the unit is to be stored for a period of 2 months or over.