Rs-422 Cable - Mitsubishi Electric GOT2000 Series Connection Manual

11.3.2

RS-422 cable

■1. Connection diagram
(1) RS-422 connection diagram 1)
GOT side
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
3
CSA
4
RSB
8
CSB
9
*1
*2
(2) RS-422 connection diagram 2)
GOT side
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
3
CSA
4
RSB
8
CSB
9
*1
*2
11 - 10
11.3 Connection Diagram
* 1
Connect FG grounding to the appropriate part of a cable shield line.
A terminating resistor should be connected to communication module at a terminal station.
* 1
Connect FG grounding to the appropriate part of a cable shield line.
Terminating resistor should be provided for a PLC which will be a terminal.
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
terminating resistor 120Ω
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
Communication
terminating resistor
* 2 Module
120Ω
24
25
13
21
9
7
10
11
22
23
* 1
1
* 2
PLC
9
11
10
13
12
7
6
15
14
8
* 1
TERM
RD(B')
RD(A')
SD(B)
SD(A)
0V
RTS(A)
CTS(A')
RTS(B)
CTS(B')
SHLD
RT
RD(B')
RD(A')
SD(B)
SD(A)
SG
RTS(A)
CTS(A')
RTS(B)
CTS(B')