EMS-BA-e-1716 9Scope of delivery / serial accessories• Balance• Weighing plate• Mains power supply• Windshield, only EMS 300-3• Instruction Manual5.3 Mains connectionPower is supplied via the external mains adapter. The stated voltage value must bethe same as the local voltage. Only use original KERN mains adapters. Using othermakes requires consent by KERN.5.4 Operation using a (rechargeable) battery (optional)Lift-off the battery cover on the lower side of the balance. Connect 9 V compoundbattery.Replace the battery compartment cover.For battery operation the balance has an automatic switch-off function which can beactivated or deactivated in the menu (see chapter 9.3). In weighing mode keep the UNIT key pressed until „AF“ appears. Use the SET key to confirm. Use the MODE key to choose between the two following settings:„AF on“: In order to save the battery, the balance switches automaticallyoff after 3 minutes without weighing.„AF off“: Switch-off function deactivated. Use the SET key to confirm selection. The balance returns to weighing mode.