Fluke CertiFiber Pro, User Manual, Page: 138 / 150

CertiFiber Pro Fiber Optical Loss Test Set
Users Manual
128
Extend the Life of the Battery
 Do not frequently let the battery discharge completely.
 Do not keep the battery at temperatures below -20 o C (-4 o F)
or above +50 o C (+122 o F) for periods longer than one week.
 Before you put a battery into storage, charge it to
approximately 50 % of full charge.
Store the Tester
 Before you store a tester or an extra battery for a long period,
charge the battery to approximately 50 % of full charge. The
discharge rate of the battery is 5 % to 10 % each month.
Check the battery every 4 months and charge it if necessary.
 Keep a battery attached to the tester during storage. If you
remove the battery for more than approximately 24 hours,
the tester will not keep the correct time and date.
 Storage temperature: -22 °F to +140 °F (-30 °C to +60 °C)
Remove the Battery
Figure 40 shows how to remove the battery.
Notes
If you remove the battery and do not connect the
AC adapter, the clock keeps the current date and
time for a minimum of 24 hours.
The screw does not come out of the battery door.