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Repairs, Inspections, and Cleaning
Cleaning
CAUTION
Periodically clean the vents to avoid blockage.
When the vents become clogged, the internal cooling effect of the instrument is
hampered, and this can lead to damage to the instrument.
If the instrument becomes dirty, wipe the instrument softly with a soft cloth
moistened with water or a neutral detergent.
Do not wipe the instrument strongly and never use solvents such as benzene,
alcohol, acetone, ether, ketones, thinners, or gasoline. Failure to follow this
instructions can deform and discolor the instrument.
Wipe the display gently with a soft, dry cloth.
Calibration
The calibration interval depends on factors such as the operating conditions and environment.
Please determine the appropriate calibration interval based on your operating conditions and
environment and have Hioki calibrate the instrument accordingly on a regular basis.
Replaceable parts and operating lifetimes
The characteristics of some of the parts used in the product may deteriorate with extended use. To
ensure the product can be used over the long term, it is recommended to replace these parts on
a periodic basis. When replacing parts, please contact your authorized Hioki distributor or reseller.
The service life of parts varies with the operating environment and frequency of use. These parts
are not guaranteed to operate throughout the period defined by the recommended replacement
interval.
Part name
Recommended
replacement period
Remarks and conditions
Electrolytic capacitor
Approx. 10 years
Requires replacement of the printed circuit
boards on which such parts are mounted.
Liquid crystal backlight
(brightness half-life)
Approx. 10 years
If using 24 hours a day
Maintenance and Service
HIOKI ST5680A961-00
Содержание ST5680
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