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Be especially careful when installing the controller. 

Incorrect connection may result in electric shock and/or 

damage to the controller and the powered device.

4. Connect the local control and central control switches to the 

relay terminals in accordance with the function and to the 

N-wire.

Connecting different „zeros” N to the control inputs of 

relays may cause incorrect operation of the system and 

lead to an electrical short circuit in the installation and 

destruction of the controllers.

5. Connect the relay contact in series into the power supply cir-

cuit of the controlled receiver/lighting (connect the power to 

terminal 7; connect the controlled receiver between terminal 

10 and N-wire).

6. Connect the power supply.

BIS-412-LED is compatible with backlit buttons.

Contact configuration

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