Mitsubishi Electric GOT1000 Series Connection Manual page 245

RS485 connection diagram 3)
(For GT1030, GT1020)
GOT side
(terminal block)
SDA
SDB
RDA
RDB
SG
RSA
RSB
CSA
CSB
(2) Precautions when preparing a cable
(a) Cable length
The length of the RS-485 cable must be 500m or
less
(b) GOT side connector
For the GOT side connector, refer to the following.
1.4.1 GOT connector specifications
(c) KEYENCE PLC side connector
Use the connector compatible with the KEYENCE
PLC side module.
For details, refer to the KEYENCE PLC user's
manual.
(3) Connecting terminating resistors
(a) GOT
• For GT16, GT15, GT12
Set the terminating resistor setting switch of the
GOT main unit to "100 OHM".
• For GT14, GT11, GT10
Set the terminating resistor selector to "330 ".
For the procedure to set the terminating resistor,
refer to the following.
1.4.3 Terminating resistors of GOT
(b) KEYENCE PLC
Connect the terminating resistor on the KEYENCE
PLC side when connecting a GOT to a KEYENCE
PLC.
6.2.7 PLC Side Setting
KEYENCE PLC side
(terminal block)
RDB(+)
4
RDA(-)
2
SDB(+)
5
SDA(-)
3
SG
1
6. CONNECTION TO KEYENCE PLC
6.2 Serial Connection
1
2
3
4
5
6
7
8
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