Mitsubishi Electric GOT2000 Series Connection Manual page 294

• For the product condition of UTAdvanced series, refer to the following table.
*2 Terminating resistor should be provided for a GOT and a temperature controller which will be a terminal.
*3 Set the 2-wire type ←→ 4-wire type/terminating resistor setting switch of the RS-232/485 signal conversion adapter as follows.
2-wire type ←→ 4-wire type: 4-wire type (2 pairs)
Terminating resistor: OPEN
➠
*4 Connect FG grounding to the appropriate part of a cable shield line.
(24) RS-485 connection diagram 24)
* 1 * 2
GOT side
RDA
RDB
SDA
SDB
SG
*1 Terminating resistor should be provided for a GOT and a temperature controller which will be a terminal.
*2 Set the 2-wire type ←→ 4-wire type/terminating resistor setting switch of the RS-232/485 signal conversion adapter as follows.
2-wire type ←→ 4-wire type: 4-wire type (2 pairs)
Terminating resistor: OPEN
➠
*3 Connect FG grounding to the appropriate part of a cable shield line.
8 - 32
8.3 Connection Diagram
Product
Model
condition
Function
A
UT55A
B 1 or 2
Other than 3
A
UP55A
2
B
1.4.4 Setting the RS-232/485 signal conversion adaptor
Temperature controller
* 3
Terminating resistor(220Ω 1/4W)
1.4.4 Setting the RS-232/485 signal conversion adaptor
Suffix code
Optional
suffix code
Open network
- 1
- Without "/LP"
1
- - With "/CH3"
-
- - With "/C4"
* 1
RX+
RX-
TX+
TX-
SG
* 1
Remark
Product with the open network port of RS-485
-
communication (4-wire type/2-wire type)
Product with two RS-485 communication
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
(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
(4-wire type/2-wire type) specified in the E4
terminal area option (Detailed code model)
Temperature controller
RX+
RX-
TX+
TX-
SG
* 3
* 1