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Mitsubishi Electric GOT1000 Series Connection Manual Page 233

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RS485 connection diagram 18)
* 2
GOT side
SDA1
1
SDB1
2
RDA1
3
RDB1
4
SG
9
SDA2
5
SDB2
6
RDA2
7
RDB2
8
FG
10
*1
Terminating resistor should be provided for a temperature controller which will be a terminal.
*2
Set the terminating resistor of GOT side which will be a terminal.
■ Connecting terminating resistors
*3
Connect FG grounding to the appropriate part of a cable shield line.
RS485 connection diagram 19)
RS232C/RS485
* 3
interface converter
1
SDA(-)
2
SDB(+)
3
RDA(-)
4
RDB(+)
5
SG
6
GND
* 4
*1
Pin No. of temperature controller differs depending on the model. Refer to the following table.
Signal name
SDB (+)
SDA (-)
RDB (+)
RDA (-)
SG
• For the product condition of UTAdvanced series, refer to the following table.
Model
UT55A
UP55A
*2
Terminating resistor should be provided for a temperature controller which will be a terminal.
*3
Turn on the terminating switch on the RS232C/RS485 converter at the end.
*4
Connect FG grounding to the appropriate part of a cable shield line.
Temperature controller
RX+
3
RX-
5
TX+
4
TX-
6
SG
2
* 3
Terminating resistor(100Ω 1/2W)
* 1
Temperature controller
RDA(-)
RDB(+)
SDA(-)
SDB(+)
SG
* 4
Terminating resistor (220Ω 1/4W)
UT32A/UP35A/UM33A
UT55A (product condition A)/
UP55A (product condition A)
Pin No.
301
302
304
305
303
Suffix code
Product
condition
Function
Open network
-
A
B
1 or 2
Other than 3
A
-
2
B
-
8. CONNECTION TO YOKOGAWA TEMPERATURE CONTROLLER
Temperature controller
RX+
3
RX-
5
TX+
4
TX-
6
SG
2
* 3
* 1
Temperature controller
RDA(-)
RDB(+)
SDA(-)
SDB(+)
SG
* 2
Model of temperature controller
UTAdvanced Series
UT35A/
UT55A (product condition B)/
UP55A (product condition B)
Pin No.
Pin No.
407
501
408
502
410
504
411
505
409
503
Optional suffix code
Product with the open network port of RS-
-
1
485 communication (4-wire type/2-wire
type)
Product with two RS-485 communication
-
Without "/LP"
ports (4-wire type/2-wire type) and without
the power supply for 24VDC sensor
Product without the additional contact
output points (DO) and with the open
-
1
network port of RS-485 communication (4-
wire type/2-wire type) (Standard code
model)
Product with the RS-485 communication
port (4-wire type/2-wire type) specified in
-
With "/CH3"
the E3 terminal area option (Detailed code
model)
Product with two RS-485 communication
-
-
ports (4-wire type/2-wire type) (Standard
code model)
Product with the RS-485 communication
port (4-wire type/2-wire type) specified in
-
With "/C4"
the E4 terminal area option (Detailed code
model)
8.3 Connection Diagram
* 1
UT75A
Pin No.
1
2
4
5
3
Remark
8 - 21
1
2
3
4
5
6
7
8

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