Rs-485 Cable - Mitsubishi Electric GOT2000 Connection Manual

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11.3.3

RS-485 cable

Connection diagram
(1) RS485 connection diagram 1)
* 3
GOT side
SDA1(TXD1+)
6
SDB1(TXD1-)
8
SG
* 4
SG
2
SDA2(TXD2+)
5
SDB2(TXD2-)
7
RDA1(RXD1+)
10
RDB1(RXD1-)
12
RSA(RTS+)
14
RSB(RTS-)
16
CSA(CTS+)
18
CSB(CTS-)
20
NC
1
NC
3
NC
4
RDA2(RXD2+)
9
RDB2(RXD2-)
11
NC
13
NC
15
NC
17
NC
19
*1
Pin No. of controller differs depending on the model. Refer to the following table.
*2
Terminating resistor should be provided for a controller which will be a terminal.
*3
Set the terminating resistor of GOT side.
*4
When connecting to DB1000 or DB200 Series, connect SG of the controller and SG of the GOT.
Signal name
SA
SB
SG
Terminating resistor(100Ω 1/4W)
* 1
Controller
SA
SB
* 4
* 4
SG
■ Connecting terminating resistors
LT230
LT300
Terminal No.
Terminal No.
6
11
7
12
8
15
* 2
Controller
SA
SB
* 4
SG
Controller type
LT400
LT830
Terminal No.
Terminal No.
11
6
12
7
15
8
11. CONNECTION TO CHINO CONTROLLER
11.3 Connection Diagram
* 1
DZ1000,
DB1000
DB2000
DZ2000
Terminal No.
Terminal No.
Terminal No.
19
12
20
13
23
14
11 - 15
11
26
27
28

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