Panasonic WJSX550C - MATRIX SWITCHER, Руководство по эксплуатации

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WV-PB5548 Data Board
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Appearance
q
Data Connector (TA/TB/RA/RB/G, 1 - 8)
These connectors are used to exchange control data with the camera site equipment.
For connection, use a data grade shielded 4-wire twisted pair cable suitable for RS-485
communication. Cable length may be extended up to 1 200 m (4 000 ft).
DATA
(RS485)
A
T
B
1
A
R
B
G
A
T
B
2
A
R
B
G
A
T
B
3
A
R
B
G
A
T
B
4
A
R
B
G
A
T
B
5
A
R
B
G
A
T
B
6
A
R
B
G
A
T
B
7
A
R
B
G
A
T
B
8
A
R
B
G
q
TB
RA (+)
RB
GND
R
T
TA (+)
S W
1
RT: Termination Resistor, 150
Ω
1/2 W
SW: Selection Switch, Full Duplex/Half Duplex
GND: Ground; connected to each channel and common ground.