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
+Е
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°