Panasonic WJ-SX550B Operating Instructions Manual page 39

WV-PB5548E Data Board
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).
TA (+)
TB
1 RA (+)
RB
GND
RT:
SW:
GND:
40
S W
R
T
Termination Resistor, 150 Ω 1/2 W
Selection Switch, Full Duplex/Half Duplex
Ground; connected to each channel and common ground.
DATA
(RS485)
A
T
B
A
1
R
B
G
A
T
B
A
2
R
B
G
A
T
B
A
3
R
B
G
A
T
B
A
4
R
B
q
G
A
T
B
A
5
R
B
G
A
T
B
A
6
R
B
G
A
T
B
A
7
R
B
G
A
T
B
A
8
R
B
G
2