Video cable, Rs485 termination switch setting – Panasonic WV-BPR554 Manuel d'utilisation
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Video Cable
1
. it is recommended to use a monitor whose resolu
tion is at least equal to that of the camera.
2, Set the termination switch to the 75 Q position on
the last monitor.
A. Use a 75 Q coaxial cable.
B. Set the termination switch to the 75 Q position
on the last monitor and to the Hi-Z position on
the other monitors. Do not change the posi
tions after setting.
Wiring precautions:
Do not bend the coaxial cable into a curve whose
radius is smaller than 10 times the cable's diame
ter.
Never staple the cable even if with circular sta
ples. Impedance mismatching will occur.
Never crush or pinch the cable.
All of the above will change the impedance of the
cable and cause poor picture quality.
Monitor
—VTCO^
Monitor
-~WEO —
n OUT
n a
@ @ a
C. The maximum extensible coaxial cable length
between the camera and the monitor is shown
below.
Type of
coaxial cable
RG-59/U
(3C-2V)
RG-6/U
(5C-2V)
RG-11/U
(7C-2V)
RG-15/U
C10C-2V)
Recommended
maximum
cable length
(m)
250
500
600
800
(ft)
825 .
1 650
1 930
2 640
RS485 Termination Switch Setting
If the daisy chain connection is used, the termination
switch setting is required. Follow the procedures as
below.
The termination switch is set to ON at the factory. *
1
. Remove the mount adapter and cover by remov
ing four screws.
2. Set the termination switch on the RS485 board to
ON for the furthermost camera from the RS232C/
RS485 converter and OFF for the other cameras.
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