Installation Manual

Please take care when connecting the cables and wires.

Connecting the cables and wires the wrong way may damage

the device.

EXT2, EXT2 Second Dry-contact (potential-free), max. 0 V DC/V AC,

0 Ampere. These ports can be used to connect e.g. an

external sensor, e.g. door sensor or motion sensor.

You can conﬁgure the event to be triggered by these

ports using the DoorBird App.

Please make sure to add no extra voltage on

these ports.

15 VDC - 15 VDC Power supply input, negative pole (-). Please

connect the black wire of the power supply unit (mains

adaptor) supplied with the device here, if you do not

power the device using PoE.

Do not power the device simultaneously via

the power supply from the power supply unit

(mains adaptor) and the power supply via PoE.

15 VDC + 15 V DC Power supply input, positive pole (+). Please

connect the red wire of the power supply unit (mains

adaptor) supplied with the device here, if you do not

power the device using PoE.

Do not power the device simultaneously via

the power supply from the power supply unit

(mains adaptor) and the power supply via PoE.

EXT2

STEP : FINAL ASSEMBLY

Mount the device on the Phillips countersunk head screws you already

positioned in step 2, if you want to mount the device permanently on a wall

or ceiling.

NOTICE