Wiring schematic diagramSet up correctly according to the following wiring schematic diagram and "Wire type and length".R For information, such as order numbers, about optional devices that can be connected to, refer to the"Additional/replacement accessories" section in the Operating Instructions.DOORPHONE 1 *1,*5 *1,*5DOORPHONE 2MAIN MONITORPOWER SUPPLY UNIT24 V DCNPNPNPNPNPNPElectric lockAA Electric lockTerminal box(4-conductorwiring)220-240 V AC *2*3*4Connection device for optionInput (A contact)NP: Non-polarised12 V AC/DC12 V AC/DCNP NPPBXRELAY BOXAEBCDFG12D1D234D3D4 56R1R278R3IN1 910IN2IN31112IN4P113P2R11R2 R3S21S1 S42S32You can also connect anoptional lobby station forapartment complexes.("Connecting an optional lobbystation" see page 7.)A Power supply*1 VL-MVN511 models: The doorphone is optional (not included).*2 VL-MVN511 models only*3 VL-SVN511 models: Use only the supplied AC cable.*4 VL-MVN511 models: The relay box is optional (not included).*5 When you use an additional doorphone, the maximum number of the electric locks that can beconnected to the doorphone depends on the type of doorphone. Consult your dealer for furtherinformation.For VL-V554 users:– Make sure to only connect electric vehicle gate locks to the S3/S4 terminals of the doorphones.– Make sure to only connect electric door locks to the S1/S2 terminals of the doorphones.5