9154102 Installation Manual Brandname: 2N Category: Intercom System Total Pages: 31 Table of contents Content2Content31ProductOverview4AdvantagesofUse5BasicUnits6PowerSupply712TermsandSymbols821BeforeYouStart1022MechanicalInstallation1123ElectricInstallation14ConnectiontoLan16ConnectionofLedIndicators17ConnectionofKeypadbuttons18ConnectiontoRelayOutput2024Configuration213TechnicalParameters23ButtonkeypadInterface244SupplementaryInformation2641Troubleshooting27Europe28