Video cable, Rs485 termination switch setting – Panasonic WV-BPR554 Manuel d'utilisation

Page 11

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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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