Sonel WMGBMPI525 User Manual page 53


Replace the accumulators,

Replace the four screws of the accumulators/batteries compartment.
Do not use the meter when the accumulator compartment is removed or open
nor power it from other sources than mentioned in this manual.
6.3 Charging of accumulators
Charging commences once the power supply has been connected to the meter regardless of the
fact whether the meter is on or off. During charging the screen looks as it is presented in the following
illustration. The accumulators are charged in accordance with the algorithm of „quick charge" – this
process permits to reduce the duration of charging to approximately four hours. The end of the process
of charging is signalled by: Charging finished. In order to turn the device off, remove the power supply
plug of the charger.
Operating mode
Charging progress, the changing
interior section symbolizes charging
MPI-525 – USER MANUAL
NOTE!
Messages regarding the
process of charging
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