Mitsubishi Electric GOT2000 Series Connection Manual page 168

(7) RS-485 connection diagram 7)
SDA
SDB
RDA
RDB
RSA
CSA
RSB
CSB
*1
*2
*3
*4
(8) RS-485 connection diagram 8)
*1
*2
*3
*4
*5
5 - 20
5.3 Connection Diagram
* 3
GOT side
1
6
2
7
SG
5
3
4
8
9
Pin No. of temperature controller differs depending on the model. Refer to the following table.
Signal
PXR3
name
Pin No. Pin No.
+ 15
- 14
Terminating resistor should be provided for a temperature controller which will be a terminal.
Set the terminating resistor of GOT side which will be a terminal.
➠ ■3.
Connecting terminating resistors
Connect FG grounding to the appropriate part of a cable shield line.
* 3
GOT side
SDA
SDB
RDA
RDB
SG
* 5
RSA
* 5
CSA
* 5
RSB
* 5
CSB
Pin No. of temperature controller differs depending on the model. Refer to the following table.
Signal
PXR3
name
Pin No. Pin No.
+ 15
- 14
Terminating resistor should be provided for a temperature controller which will be a terminal.
Set the terminating resistor of GOT side which will be a terminal.
➠ ■3.
Connecting terminating resistors
Connect FG grounding to the appropriate part of a cable shield line.
The signals RSA, RSB, CSA, and CSB are not provided for
Temperature
controller side
+ * 1
- * 1
* 4
* 4
Terminating resistor(100Ω 1/2W)
Model of temperature controller
PXR4 PXR5/9 PXG4
Pin No. Pin No.
7 1 7
8 2 8
Temperature
controller side
+ * 1
- * 1
* 4
* 4
Terminating resistor(100Ω 1/2W)
Model of temperature controller
PXR4 PXR5/9 PXG4
Pin No. Pin No.
7 1 7
8 2 8
Temperature
controller side
+ * 1
- * 1
* 2
PXG5/9 PXH9 PXF4
Pin No. Pin No. Pin No.
1 14
2 16
Temperature
controller side
+ * 1
- * 1
* 2
PXG5/9 PXH9 PXF4
Pin No. Pin No. Pin No.
1 14
2 16
.
PXF5/9 PUMA/B
Pin No. Pin No.
7 25 3
8 26 4
PXF5/9 PUMA/B
Pin No. Pin No.
7 25 3
8 26 4