Mitsubishi Electric GOT2000 Series Connection Manual page 287

(15) RS-485 connection diagram 15)
RS232C/RS485
* 3
interface converter
1
SDA(-)
2
SDB(+)
3
RDA(-)
4
RDB(+)
5
SG
6
GND
*1 Pin No. of temperature controller differs depending on the model. Refer to the following table.
Signal
name
SDB (+)
SDA (-)
RDB (+)
RDA (-)
• 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
RDA(-)
RDB(+)
SDA(-)
SDB(+)
SG
* 4
Terminating resistor (220Ω 1/4W)
UT32A/ UT35A/UP35A/
UP32A/ UT55A (product condition A)/
UM33A UP55A (product condition A)
Pin No.
301
302
304
305
SG 303
Suffix code
Product
condition
Function
A -
B 1 or 2
Other than 3
A
-
2
B
-
* 1
Temperature controller
* 4
* 2
Model of temperature controller
UTAdvanced Series
UT55A (product condition B)/
UP55A (product condition B)
Pin No.
407
408
410
411
409
Optional
suffix code
Open network
Product with the open network port of RS-485
1 -
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
1 -
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)
8.3 Connection Diagram
* 1
RDA(-)
RDB(+)
SDA(-)
SDB(+)
SG
UT75A
Pin No. Pin No.
501 1
502 2
504 4
505 5
503 3
Remark
8 - 25
8