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Rs-422 Cable - Mitsubishi Electric GOT1000 Series Connection Manual

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11.3.2

RS-422 cable

Connection diagram
RS422 connection diagram 1)
GOT side
SDA1(TXD1+)
1
SDB1(TXD1-)
2
RDA1(RXD1+)
3
RDB1(RXD1-)
4
SDA2(TXD2+)
5
SDB2(TXD2-)
6
RDA2(RXD2+)
7
RDB2(RXD2-)
8
RSA(RTS+)
9
RSB(RTS-)
10
CSA(CTS+)
11
CSB(CTS-)
12
SG
13
SHLD
14
Shell
*1
Connect FG grounding to the appropriate part of a cable shield line.
*2
A terminating resistor should be connected to communication module at a terminal station.
RS422 connection diagram 2)
GOT side
SDA1(TXD1+)
1
SDB1(TXD1-)
2
RDA1(RXD1+)
3
RDB1(RXD1-)
4
SDA2(TXD2+)
5
SDB2(TXD2-)
6
RDA2(RXD2+)
7
RDB2(RXD2-)
8
RSA(RTS+)
9
RSB(RTS-)
10
CSA(CTS+)
11
CSB(CTS-)
12
SG
13
SHLD
14
Shell
*1
Connect FG grounding to the appropriate part of a cable shield line.
*2
Terminating resistor should be provided for a PLC which will be a terminal.
11 - 10
11. CONNECTION TO GE PLC
11.3 Connection Diagram
Communication
Module
TERM
24
RD(B')
25
RD(A')
13
SD(B)
21
SD(A)
9
0V
7
RTS(A)
10
CTS(A')
11
RTS(B)
22
CTS(B')
23
SHLD
1
* 1
PLC
RT
9
RD(B')
11
RD(A')
10
SD(B)
13
SD(A)
12
SG
7
RTS(A)
6
CTS(A')
15
RTS(B)
14
CTS(B')
8
* 1
* 2
Terminating resistor120Ω
* 1
* 2
Terminating resistor 120Ω
* 1
Communication
Module
TERM
24
RD(B')
25
RD(A')
13
SD(B)
21
SD(A)
9
0V
7
RTS(A)
10
CTS(A')
11
RTS(B)
22
CTS(B')
23
SHLD
1
PLC
9
RT
11
RD(B')
10
RD(A')
13
SD(B)
SD(A)
12
SG
7
RTS(A)
6
CTS(A')
15
RTS(B)
14
CTS(B')
8

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