19.4 Connection Diagram
19 - 23
19
GOT MUL
T
I-DR
OP CONNEC
T
ION
(2) RS-485 connection diagram 2)
(For 1 pair wiring)
*1
Use the twisted pair cable for SDA/SDB.
*2
Set the terminating resistor selector to "110 ".
*3
Set the terminating resistor setting switch of the GOT main unit to "Disable".
➠
1.4.3 Terminating resistors of GOT
*4
Connect a 110 terminating resistor to the GOT to be a terminal.
*5
Make sure to ground a cable shield line by applying Class D Grounding.
(3) RS-485 connection diagram 2)
(For 2 pair wiring)
*1
Use the twisted pair cable for SDA/SDB, RDA/RDB.
*2
Set the terminating resistor selector to "330 ".
*3
Set the terminating resistor setting switch of the GOT main unit to "Disable".
➠
1.4.3 Terminating resistors of GOT
*4
Connect a 330 terminating resistor to the GOT to be a terminal.
*5
Make sure to ground a cable shield line by applying Class D Grounding.
GOT side
*3
GOT side
*3
GOT side
*3
Serial multi drop
connection unit
*2
1
2
3
4
9
5
6
7
8
10
SDA
*1
SDB
*1
RDA
RDB
SG
SDA1
SDB1
RDA1
RDB1
SG
SDA2
SDB2
RDA2
RDB2
FG
*5
5
6
7
8
9
1
2
3
4
10
SDA2
SDB2
RDA2
RDB2
SG
SDA1
SDB1
RDA1
RDB1
FG
1
2
3
4
9
5
6
7
8
10
SDA1
SDB1
RDA1
RDB1
SG
SDA2
SDB2
RDA2
RDB2
FG
*4
R
1
2
3
4
9
5
6
7
8
10
RDA
*1
RDB
*1
SDA
*1
SDB
*1
SG
SDA1
SDB1
RDA1
RDB1
SG
SDA2
SDB2
RDA2
RDB2
FG
*5
5
6
7
8
9
1
2
3
4
10
SDA2
SDB2
RDA2
RDB2
SG
SDA1
SDB1
RDA1
RDB1
FG
1
2
3
4
9
5
6
7
8
10
SDA1
SDB1
RDA1
RDB1
SG
SDA2
SDB2
RDA2
RDB2
FG
*4
R
Serial multi drop
connection unit
*2
GOT side
*3
GOT side
*3
GOT side
*3
Содержание GOT2000 Series
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