Power Supply; Operation With Battery Supply (Solely The Model Pls 420-3F) - KERN ALJ Operating Instruction

7.3 Power supply

Choose the plug appropriate for the operation country and plug it into
the power supply.
Check if the scale voltage is set correctly. The scale can be connected
to the mains only when the voltage specified on the scale (sticker) and
the local voltage are identical.
Always use the original power supply by KERN. Using any other
products requires KERN consent.
Important information:
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To get accurate weighing results using electronic scales, ensure the scales
achieves the appropriate operating temperature (see "Heating time",
chapter 1). During the heating time, the scale must be connected to the power
source (the socket, rechargeable battery or batteries).
The scale accuracy depends on the local standard gravity.
Always follow the guidelines in the "Adjustment" chapter.

7.4 Operation with battery supply (solely the model PLS 420-3F)

The rechargeable battery is charged using the delivered power supply.
The battery operating time is ca. 30 h, the charging time until fully charged is ca. 10
h.
The AUTO-OFF function can be enabled in the menu, see chapter 11.9. Depending
on the menu setting, the scale will be switched to the battery saving mode
automatically.
When the scale is battery-operated, the following symbols are displayed:
The battery is sufficiently charged.
The battery capacity will soon run down. Connect the power
supply as soon as possible to charge the battery.
The voltage is below the recommended minimum. Connect the
power supply to charge the battery.
TALJG_A/TALSG_A/TPLJG_A/TPLSG_A-BA-e-2112
Before you start the device, check the power cord for damage.
The power cord must not have any contact with liquids.
The plug must be always readily available.
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