Mitsubishi Electric GOT2000 Series Connection Manual page 125

(d) RS-485 connection diagram 4)
*1 Turn on the RS485 terminating switch of a interface converter which will be a terminal.
*2 Set the terminating resistor of GOT side, which will be a terminal, to "330Ω".
➠ (3)
*3 Make sure to pull the cable shield line into inside the connector cover, and treat the line end for obtaining shield effect.
*4 The signals RSA, RSB, CSA, and CSB are not provided for
(e) RS-485 connection diagram 5)
*1 Turn on the RS485 terminating switch of a interface converter which will be a terminal.
*2 Set the terminating resistor of GOT side, which will be a terminal, to "330Ω".
➠ (3)
*3 Make sure to pull the cable shield line into inside the connector cover, and treat the line end for obtaining shield effect.
*4 The signals RSA, RSB, CSA, and CSB are not provided for
(2) Precautions when preparing a cable
(a) Cable length
The length of the RS-485 cable must be within the maximum distance..
(b) GOT side connector
For the GOT side connector, refer to the following.
➠
1.4.1GOT connector specifications
(c) FUJI PLC side connector
Use the connector compatible with the FUJI PLC side module.
For details, refer to the user's FUJI PLC manual.
* 2
GOT side
(terminal block)
SDA
SDB
RDA
RDB
SG
* 4
RSA
* 4
RSB
4
*
CSA
4
*
CSB
Connecting terminating resistors
* 2
GOT side
(terminal block)
SDA
SDB
RDA
RDB
SG
* 4
RSA
* 4
RSB
* 4
CSA
* 4
CSB
Connecting terminating resistors
*1
PLC side
(D-sub 9-pin)
RDA(+)
9
RDB(-)
8
2 SDA(+)
1 SDB(-)
5 SG
FG
6
* 3
. Return connection is not required.
*1
PLC side
(terminal block)
RDA(+)
RDB(-)
SDA(+)
SDB(-)
SG
FG
* 3
. Return connection is not required.
4.2 Serial connection
4
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