Rs-485 Cable - Mitsubishi Electric GOT2000 Series Connection Manual

(d) RS-232 connection diagram 4)
(2) Precautions when preparing a cable
(a) Cable length
The length of the RS-232 cable must be 15m or less.
(b) GOT side connector
For the GOT side connector, refer to the following.
➠
(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. RS-485 cable
(1) Connection diagram
(a) RS-485 connection diagram 1)
GOT side
RDA
RDB
SDA
SDB
SG
RSA
CSA
RSB
CSB
*1
*2
*3
4 - 14
4.2 Serial connection
GOT side
(terminal block)
SD
RD
ER
DR
SG
RS
CS
NC
NC
1.4.1GOT connector specifications
* 2
2
7
1
6
5
3
4
8
9
-
Turn ON the terminating switch of a interface converter which will be a terminal.
Set the terminating resistor of GOT side which will be a terminal.
➠ (3)
Connecting terminating resistors
Connect FG grounding to the appropriate part of a cable shield line.
PLC side
(D-sub 9-pin)
* 1
PLC side
SDA
SDB
RDA
RDB
SG
FG
* 3
CD
1
RD
2
SD
3
ER
4
DR
6
SG
5
CS
8
RS
7
Ri
9
* 1
PLC side
SDA
SDB
RDA
RDB
SG
FG
* 3