Mitsubishi Electric GOT2000 Series Connection Manual page 273

(20) RS-485 connection diagram 20)
* 3
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
SG
5
RSA
3
CSA
4
RSB
8
CSB
9
FG
-
*1 Pin No. of temperature controller differs depending on the model. Refer to the following table.
*2 Terminating resistor should be provided for a GOT and a temperature controller which will be a terminal.
*3 For GT27 and GT25 (except for GT2505-V), set the terminating resistor to "Enable".
For GT2505-V, set the terminating resistor to "110 Ω".
➠ ■3.
*4 Connect FG grounding to the appropriate part of a cable shield line.
(21) RS-485 connection diagram 21)
* 3
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
SG
5
RSA
3
CSA
4
RSB
8
CSB
9
FG
-
*1 Pin No. of temperature controller differs depending on the model. Refer to the following table.
Signal name
*2 Terminating resistor should be provided for a GOT and a temperature controller which will be a terminal.
*3 For GT27 and GT25 (except for GT2505-V), set the terminating resistor to "Enable".
For GT2505-V, set the terminating resistor to "110 Ω".
➠ ■3.
*4 Connect FG grounding to the appropriate part of a cable shield line.
Temperature
controller
* 4
Signal name
SDB (+)
SDA (-)
RDB (+)
RDA (+)
SG
Connecting terminating resistors
Temperature
controller
* 1
RSB(+)
RSA(-)
SG
* 4
GREEN Series
UT750/UP750
Pin No.
RSB (+) 28
RSA (-) 29
SG 30
Connecting terminating resistors
* 2
Terminating resistor(220Ω 1/4W)
* 1
SDB(+)
SDA(-)
RDB(+)
RDA(-)
SG
* 4
Model of temperature controller
GREEN Series
UT/UP/UM
Pin No.
23
24
25
26
27
* 4
* 2
Terminating resistor(220Ω 1/4W)
Model of temperature controller
UT100 Series
UT130/UT150/UP150
Pin No.
3
4
5
8.3 Connection Diagram
Temperature
controller
* 1
SDB(+)
SDA(-)
RDB(+)
RDA(-)
SG
GREEN Series
US
Pin No.
21
22
23
24
25
Temperature
controller
* 1
RSB(+)
RSA(-)
SG
UT100 Series
UT152/UT155
Pin No.
26
27
28
8 - 29
8