Mitsubishi Electric GT14 User Manual page 803

RS422 connection diagram 12)
External cable
GT11H-C side
FG(Shield)
Shield
SDA
W/R (A)
SDB
W/BK (A)
RSA
GY/R (A)
RSB
GY/BK (A)
RDA
O/R (A)
RDB
O/BK (A)
CSA
Y/R (A)
CSB
Y/BK (A)
SG
PK/R (A)
(2) Precautions when preparing a cable
(a) Cable length
The total distance (between GOT and controllers)
of RS-422 cable must be 13m or less.
(b) Connector conversion box side connector
For the connector conversion box side connector,
refer to the following.
6.6 Connector Conversion Box
(c) External cable side connector
For the connector specifications of the external
cable side, refer to the following.
8.2 External Cable, Relay Cable
(d) OMRON PLC side connector
Use the connector compatible with the OMRON
PLC.
For details, refer to the OMRON PLC user's
manual.
(3) Connecting terminating resistors
(a) OMRON PLC side
When connecting an OMRON PLC to a GOT, a
terminating resistor must be set to the OMRON
PLC.
OMRON PLC user's Manual
OMRON PLC side
-
RDB+
RDA-
-
-
SDB+
SDA-
-
FG
-
33. CONNECTION TO OMRON PLC
33.2 Serial Connection
32
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34
35
36
37
38
39
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