5-16
IM DL350-03EN
5.9 Recommended Part Replacement
The life and replacement period for expendable items varies depending on the conditions of use. Refer
to the table below as a general guideline.
For part replacement and purchase, contact your nearest YOKOGAWA dealer.
Parts with Limited Service Life
Part Name
Service Life
Battery pack
Number of battery charges/discharges: Approx. 300 charges
LCD backlight
Under normal conditions of use, approximately 100000 hours
Consumable Parts
We recommend replacing them at the following intervals.
Part Name
Recommended Replacement Interval
Cooling fan
4 years
Backup battery (lithium battery)
5 years