Mitsubishi Electric GOT2000 Series Connection Manual page 268

(15) RS-485 connection diagram 15)
RS232C/RS485
interface converter
1
SDA(-)
2
SDB(+)
3
RDA(-)
4
RDB(+)
5
SG
6
GND
*1
*2
*3
*4
8 - 24
8.3 Connection Diagram
Temperature controller
* 3
* 4
Terminating resistor (220Ω 1/4W)
Pin No. of temperature controller differs depending on the model. Refer to the following table.
Signal
UT32A/
name
UP35A/
UM33A
Pin No.
SDB (+) 301
SDA (-) 302
RDB (+) 304
RDA (-) 305
SG 303
• For the product condition of UTAdvanced series, refer to the following table.
Product
Model
condition
A
UT55A
B
Other than 3
A
UP55A
B
Terminating resistor should be provided for a temperature controller which will be a terminal.
Turn on the terminating switch on the RS232C/RS485 converter at the end.
Connect FG grounding to the appropriate part of a cable shield line.
* 1
RDA(-)
RDB(+)
SDA(-)
SDB(+)
SG
* 4
Model of temperature controller
UTAdvanced Series
UT35A/
UT55A (product condition A)/
UP55A (product condition A)
Pin No.
407
408
410
411
409
Suffix code
Function Open network
- 1
1 or 2 -
1
- -
2 -
- -
Temperature controller
RDA(-)
RDB(+)
SDA(-)
SDB(+)
SG
* 2
UT55A (product condition B)/
UP55A (product condition B)
Pin No.
501
502
504
505
503
Optional
suffix code
Product with the open network port of RS-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 network port of
-
RS-485 communication (4-wire type/2-wire
type) (Standard code model)
Product with the RS-485 communication port
With "/CH3" (4-wire type/2-wire type) specified in 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
With "/C4" (4-wire type/2-wire type) specified in the E4
terminal area option (Detailed code model)
* 1
UT75A
Pin No.
1
2
4
5
3
Remark