background image

Locate the doorstation to avoid:

- direct rays of the sun or other light sources
- direct hit of rain and snow

To reduce possibility of external noises influence on image, use 75-Ohm coaxial cable for video circuits.

Figure

Terminals and their destination

3 -

Coax cable
holder

L N
GND

I E

Ev

-

-

-

intercom line

ground

supply voltage for doorstation

- supply voltage for outdoor camera

(for BVD-411A)

VO
Еc
LC

-

-

-

video out (for BVD-411CBL)

supply voltage for built-in camera

lock control

Terminals:

Figure

Recommended doorstation position

and camera field of view

4 -

150

cm

50 cm

50

cm

68°

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