ABB Welcome®— 3 —1 SafetyWarningElectric voltage!Direct or indirect contact with live components can cause dangerouscurrents to flow through the body, which may result in electric shock,burns or even death.- Always disconnect the main power supply prior to installation and/ordisassembly.- Work on the 110 V - 240 V supply system must be performed onlyby qualified personnel.2 Intended useThis device is an integral part of the ABB Welcome door communication system and operates exclusively with components from thissystem.3 EnvironmentConsider the protection of the environment!Used electric and electronic devices must not be disposed of withhousehold waste.– The device contains valuable raw materials that can be recycledand should be disposed of at an appropriate recycling facility.3.1 ABB devicesAll packaging materials and devices from ABB bear the markings and test seals for proper disposal. Always dispose of the packagingmaterial, electronic devices and their components via an authorized recycling facility or disposal company.