Mitsubishi Electric GOT1000 Series Connection Manual page 224

RS485 connection diagram 3)
GOT side
RDA1(RXD1+)
3
RDB1(RXD1-)
4
SDA1(TXD1+)
1
SDB1(TXD1-)
2
SG
13
RSA(RTS+)
9
CSA(CTS+)
11
RSB(RTS-)
10
CSB(CTS-)
12
SDA2(TXD2+)
5
SDB2(TXD2-)
6
RDA2(RXD2+)
7
RDB2(RXD2-)
8
NC
14
Shell
*1 Pin No. of temperature controller differs depending on the model.Refer to the following table.
*2 Terminating resistor should be provided for a temperature controller which will be a terminal.
*3 Set the terminating resistor of GOT side which will be a terminal.
*4 Connect FG grounding to the appropriate part of a cable shield line.
8 - 12
8. CONNECTION TO YOKOGAWA TEMPERATURE CONTROLLER
8.3 Connection Diagram
* 3
Model of temperature controller
GREEN Series
Signal name
UT/UP/UM
Pin No.
SDB (+) 23
SDA (-) 24
RDB (+) 25
RDA (-) 26
SG 27
■ Connecting terminating resistors
Temperature controller
* 1
SDB(+)
SDA(-)
RDB(+)
RDA(-)
SG
* 4
Terminating resistor(220Ω 1/4W)
GREEN Series
US
Pin No.
21
22
23
24
25
Temperature
controller
* 1
SDB(+)
SDA(-)
RDB(+)
RDA(-)
SG
* 4
* 2