User manual

6.2.2 Scope of delivery

Serial accessories:

• Balance (incl. protective cover)

• Weighing plate

• Mains power supply

• Operating Manual

• Windshield (440-21N, 440-21A)

6.3 Mains connection

Power is supplied via the external mains adapter. The stated voltage value must be

the same as the local voltage.

Only use original KERN mains adapters. Using other makes requires consent by

KERN.

6.4 Operation using a (rechargeable) battery (optional)

Lift-off the battery cover on the lower side of the balance. Connect 9 V compound

battery.

Reinsert the battery cover.

For battery operation the balance has an automatic switch-off function which can be

activated or deactivated in the menu (chapter 8.1). Proceed as follows:

Switch-on the balance using the key and wait for the „0“ display.

Press the

key and keep it pressed until „UNIT“ appears on the display.

Press the key four times, in the display appears „AF“.

Confirm by pressing the -key

Use the

key to choose between the two following settings:

1) „AF on“: To save the battery, the balance switches off automatically 3

minutes after

having finished the weighing procedure.

2) „AF off“: Switch-off function deactivated.

Use the key to confirm your selected setting.

If there exists an optional rechargeable battery, it has to be connected in the battery

compartment via a separate plug-in socket. Now the mains adapter delivered with the

rechargeable battery must be applied.

440-BA-e-0941