Rs-422 Cable - Mitsubishi Electric GT14 User Manual


Precautions when preparing a cable
(1) Cable length
The total distance (between the GOT and a controller)
of RS-232 cable must be 6m or less.
(2) Connector conversion box side connector
For the connector conversion box side connector, refer
to the following.
6.6 Connector Conversion Box
(3) External cable side connector
For the connector specifications of the external cable
side, refer to the following.
8.2 External Cable, Relay Cable

21.3.2 RS-422 cable


Connection diagram
RS422 connection diagram 1)
Connector conversion box side
RDA 2
RDB 7
SDA 1
SDB 6
SG 5
RSA 3
CSA 4
RSB 8
CSB 9
RS422 connection diagram 2)
External cable
GT11H-C□□□-37P side
FG(Shield) 1
RDA 6
RDB 7
SDA 2
SDB 3
SG 10
RSA 4
CSA 8
RSB 5
CSB 9
21 - 28
21. DIRECT CONNECTION TO CPU
21.3 Connection Diagram
RS422 connection diagram 3)
FG(Shield)
RS422 connection diagram 4)
Connector conversion box side
PLC side
(terminal block)
SDA
SDB
RDA
RDB
SG
RS422 connection diagram 5)
PLC side
(terminal block)
FG(Shield)
SDA
SDB
RDA
RDB
SG
External cable
GT11H-C□□□ side
Shield
RDA O/R(A)
RDB O/BK(A)
SDA W/R(A)
SDB W/BK(A)
SG PK/R(A)
RSA GY/R(A)
CSA Y/R(A)
RSB GY/BK(A)
CSB Y/BK(A)
RDA 2
RDB 7
SDA 1
SDB 6
SG 5
RSA 3
CSA 4
RSB 8
CSB 9
*1 Set the terminating resistor of the PLC side to "330Ω ".
External cable
GT11H-C□□□-37P side
1
RDA 6
RDB 7
SDA 2
SDB 3
SG 10
RSA 4
CSA 8
RSB 5
CSB 9
*1 Set the terminating resistor of the PLC side to "330Ω ".
PLC side
(terminal block)
SDA
SDB
RDA
RDB
SG
*1
PLC side
(terminal block)
SDA
SDB
RDA
RDB
SG
*1
PLC side
(terminal block)
SDA
SDB
RDA
RDB
SG