WJ-PB85R08
-1-
■Preface
The WJ-PB85R08 RS485 Data Board is an optional board for exchange of control data between
the Camera Control Cage (MXCONT) and the camera site.
■Appearance
q Data Connectors (TA/TB/RA/RB/G 1 - 8)
These connectors are used to exchange control data between the camera site equipment.
For connection, use a data grade shielded 4-wire twisted pair cable suitable for RS-485 com-
munication.
q
RS485
A
T
B
A
R
B
G
A
T
B
A
R
B
G
A
T
B
A
R
B
G
A
T
B
A
R
B
G
1
2
3
4
A
T
B
A
R
B
G
A
T
B
A
R
B
G
A
T
B
A
R
B
G
A
T
B
A
R
B
G
5
6
7
8
Before attempting to connect or install this product,
please read these instructions carefully and save this manual for future use.
Extend Card (RS485 Data)
Model No. WJ-PB85R08
TXD
TB
RA (+)
RB
GND
RXDRT
TA (+)
S W
1
RT: Termination Resistor
SW: Selection Switch, Full Duplex/ Half Duplex
GND: Ground; Connected to each channel and
common ground.
Hold this board only by its edges. Otherwise components on the board may be damaged by static electricity.
Caution
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■Board Setting
Before installing this board, the following settings should be made by qualified service personnel or system installers.
1234
OFF
SW3
SW2SW1SW4
RS-485 DATA BOARD
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
SW102
SW101
SW302
SW301
SW202
SW201
SW402
SW401
SW502
SW501
SW602
SW601
SW702
SW701
SW802
SW801
4LINE 2LINE
TERM
ON
TERM
OFF
Reset Switch
Board
No.
Data I/O
SW Positions
SW2 SW1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
1 - 8
9 - 16
17 - 24
25 - 32
33 - 40
41 - 48
49 - 56
57 - 64
65 - 72
73 - 80
81 - 88
89 - 96
97 - 104
105 - 112
113 - 120
121 - 128
1. Set switches (SW1 and SW2) on the board to designate the RS-485 Data board number as shown in the following table.
The factory default setting is Board Number 1 (00).
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
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