Great Planes PowerMatch - GPMM3220 - Manual (Page 11)

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Pressing MODE will return to the “Average” screen. Pressing
MODE again will reset all data on-screen back to zero.
Minimum: Press ENTER to see the “min” screen, which
shows the minimum values measured during the test which is
underway. Data is continuously monitored and updated only
when a lower value has been measured. The time when the
lowest values are measured will be shown at bottom right.
Pressing the MODE button will return to the “Average” screen.
Pressing MODE again will reset all data on-screen back to zero.
MEASURING DATA DURING CHARGE OR DISCHARGE:
1. To charge: Connect the 2S-7S
lithium battery to the meter’s OUT
connection as shown in Fig. 6. Do
NOT connect the lithium battery’s
balancing lead to the meter. The
POWER CHECKER screen should
appear automatically. If not, press
MODE until this screen shows.
Connect the charger to the meter’s
BATTERY connection.
2. To discharge: Connect the battery to the meter’s BATTERY
connection and the discharger to the meter’s OUT connection.
3. Press ENTER to view this function.
4. Command the charger to start charge or discharge. Data should
appear on the meter’s LCD after 500mA of current has passed for 3
seconds.
WARNING!! Charging lithium-based rechargeable
batteries poses a risk of FIRE! NEVER leave lithium
batteries unattended while being charged! ALWAYS
charge lithium-based batteries in a fi reproof location!
Always follow the instructions provided with the
lithium battery and lithium charger when charging lithium batteries!
Lithium batteries should NEVER get warm or change shape
anytime during charge! Disconnect batteries IMMEDIATELY if they
become excessively warm or hot or change shape at any time, and
refer to the Troubleshooting Guide in the battery and/or charger’s