Cable; Rs-422 Cable - Mitsubishi Electric GT14 User Manual

55.3.2 RS-422 cable


Connection diagram
RS422 connection diagram 1)
Connector conversion
box side
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
3
CSA
4
RSB
8
CSB
9
*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)
External cable
GT11H-C-37P side
FG(Shield)
1
SDA
2
SDB
3
RDA
6
RDB
7
SG
10
RSA
4
CSA
8
RSB
5
CSB
9
*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.
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
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
Communication
* 2
Terminating resistor 120Ω
* 1
* 2
Terminating resistor 120Ω
* 1
55. CONNECTION TO GE PLC
55.3 Connection Diagram
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
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
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