FOB-BA-e-1619 115.2 InstallationUse the foot screws to level the balance until the air bubble in the bubble level is inthe prescribed circle.Notice : With non-verifiable models the air bubble is below the weighing plate.5.2.1 List of items suppliedStandard accessories:- Balance- Weighing pan- Mains adapter (15V/500mA, inside negative, outside positive pol)- Operating instructions5.3 Mains supplyElectric power supply is by means of the external mains supply circuit. The printedvoltage level must comply with the local voltage.Only use original KERN mains supply circuits. The use of other makes is subject toapproval by Kern.5.4 Rechargeable battery operation (optional)The balance may only be operated via an optional rechargeable battery.If in the display „lobat“ appears, the rechargeable battery capacity is exhausted.Battery will be re-loaded via mains adapter. To use the full performance of the re-chargeable battery, the battery should be loaded at least 14 hrs. before its first use.To save rechargeable battery life, the balance is equipped with an Auto OFFfunction.This switches off the balance after a time of approximately 120 seconds after the lastweighing or key operation.5.5 Initial start-upA warm-up time of 5 minutes stabilises the measured values after switching on.The accuracy of the balance depends on the local acceleration of the fall.Please be sure to observe the information in the chapter on adjusting.