Mitsubishi Electric GOT2000 Series Connection Manual page 291

(19) RS-485 connection diagram 19)
GOT side
SDA1(TXD1+)
6
SDB1(TXD1-) 8
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 temperature controller differs depending on the model. Refer to the following table.
Signal
SDB (+)
SDA (-)
RDB (+)
RDA (-)
*2 Terminating resistor should be provided for a GOT and a temperature controller which will be a terminal.
*3 Set the terminating resistor of GOT side which will be a terminal.
➠ ■3.
*4 Connect FG grounding to the appropriate part of a cable shield line.
Temperature
* 3
controller
* 1
RSB(+)
RSA(-)
SG
* 4
GREEN
GREEN
Series
Series
UT32A/UP32A/
name UT/UP/
US
UM
Pin No. Pin No.
23 21
24 22
25 23
26 24
SG 27 25
Connecting terminating resistors
* 4
Terminating resistor(220Ω 1/4W)
Model of temperature controller
UTAdvanced Series
UT35A/UP35A/
UT55A (product
condition A)/
UM33A
UP55A (product
condition A)
Pin No. Pin No.
301 407
302 408
304 410
305 411
303 409
8.3 Connection Diagram
Temperature
controller
* 1
RSB(+)
RSA(-)
SG
* 2
UT55A (product
condition B)/
UT75A
UP55A (product
condition B)
Pin No. Pin No.
501 1
502 2
504 4
505 5
503 3
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