Mitsubishi GOT1000 Series Connection Manual page 877

(4) RS-485 cable 4)
*3
GOT side
Signal name
Pin No.
*1
SDA 1
RDA
2
RSA
3
CSA 4
SG
5
SDB
6
RDB 7
RSB 8
CSB
9
FG -
*1 Pin No. of temperature controller differs depending on model or optional function model. Refer to the following
table. The numbers in ( ) of the following table correspond to optional function models.
SDC20
Signal
name
(02, 04)
Pin No.
RDA 17
SDA 15
RDB 18
SDB 16
SG 5
FG 4
*2 Terminating resistor should be provided for a temperature controller which will be a terminal.
*3 Set the terminating resistor of GOT side to "Enable". (
*4 Connect FG grounding to the single-sided end of a cable shield line.
Temperature
controller side
Signal name
RDA
SDA
RDB
SDB
SG
FG
*4
Model of temperature controller
SDC21 SDC30
(09) (03, 08) (040, 041, 045)
Pin No. Pin No. Pin No.
18 27 18
16 25 16
19 28 19
17 26 17
5 29 20
4 4 3, 4
Terminating resistor (120 1/2W)
*1
*4
SDC31
SDC40A/40B/40G
(446, 546)
Pin No. Pin No.
27
25
28
26
29
3, 4
Connecting terminating resistors)
21.2 Connection Cable
21.2.2 RS-485 cable
*2
Temperature
controller side
Signal name
*1
RDA
SDA
RDB
SDB
SG
FG
59
57
60
58
61
3
21 - 21
17
18
19
20
21
22
23
24