Hioki MEMORY HiLOGGER LR8450 Quick Start Manual

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5
Maintenance and Service
5.1 Repairs, Calibration, and Cleaning
WARNING

Do not attempt to modify, disassemble, or repair the instrument or
measurement modules yourself.
High voltages are present in certain parts of the instrument and measurement
modules. Attempting the above may cause electric shock or re.
Replaceable parts and service life
Some parts used in the instrument are characterized by performance that degrades over years of
use.
It is recommended to replace these parts regularly to ensure instrument functionality over the long
term.
To order replacements, please contact your Hioki distributor.
Part service life varies with the operating environment and frequency of use.
These parts are not guaranteed to operate throughout the period dened by the recommended
replacement interval.
Part
Recommended
replacement interval
Remarks
Electrolytic capacitors About 10 years Boards with these components must be replaced.
LCD backlight About 100,000 hours When brightness falls to half the initial level
Service life varies greatly with ambient temperature.
Use in hot environments will shorten the service life
substantially.
Backup battery About 10 years Replace battery when the clock indicates a time that
diverges signicantly from the actual time as shown
when the instrument is plugged in.
Z1007 Battery Pack About 300 charge/
discharge cycles
Once the Battery Pack has been fully charged from
empty and then completely discharged 300 times, it
will have reached 70% of its initial capacity.
Fan motor About 5 years At 23°C
Fuse
The instrument’s power supply has a built-in fuse. If the instrument will not turn on, the fuse
may have tripped. Fuses cannot be repaired or replaced by the customer. Please contact your
authorized Hioki distributor or reseller.
Calibration
IMPORTANT
Regular calibration is necessary in order to obtain correct measurement results at the dened
accuracy.
The calibration interval depends on factors such as operating conditions and environment.
Please determine the appropriate calibration interval based on your operating conditions and
environment and have Hioki calibrate it accordingly on a regular basis.
5 Maintenance and Service
Maintenance and Service
HIOKI LR8450A963-02

Hioki MEMORY HiLOGGER LR8450 Specifications

General

Brand	Hioki
Model	MEMORY HiLOGGER LR8450
Category	Data Loggers
Language	English