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on the cover, but also must keep the dust clean.
7.1.2 Internal Battery Maintenance
The battery series OTDR machine for lithium battery in the instrument for the first time,
please first use of battery power, the battery discharge completely, and then for the first time to
charge the battery, charging time should be more than 8 hours. For the sake of your safe use, the
internal charging circuit of the instrument set up multiple protection measures for the battery
voltage, charging current, charging temperature and so on. The charging temperature range of
the internal battery is 0 DEG C to about 50 DEG C, and when the environment temperature is
too high, the charging is automatically terminated. When the instrument is not used for a long
time, please charge the battery on a regular basis, it is recommended that every 2 to 3 months for
the battery charging operation to ensure the best performance of the battery.
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Email:
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Tel: +86-21-37709251
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