Mitsubishi Electric GOT2000 Series Connection Manual page 180

Graphic operation terminal
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(24) RS485 connection diagram 24)
GOT side
*3
SDA
SDB
RDA
RDB
SG
* 5
RSA
* 5
RSB
* 5
CSA
* 5
CSB
*1
Signal name
*2
*3
*4
*5
3 - 54
3.3 Connection Diagram
Control equipment side
* 1
* 4
Pin No. of control equipment differs depending on model and optional function model.
Refer to the following table. The numbers in ( ) of the following table correspond to optional function models.
SDC20
(02, 04)
Pin No.
Pin No.
RDA
17
RDB
18
SDA
15
SDB
16
SG
5
FG
3, 4
Signal name
CMF050 CML
Pin No.
RDA
RDB
SDA
SDB
SG
FG
Terminating resistor should be provided for a control equipment which will be a terminal.
Set the terminating resistor of GOT as follows.
Set the terminating resistor setting switch of the GOT main unit to "330Ω".
➠ ■3.
Connecting terminating resistors
Connect FG grounding to the single-sided end of a cable shield line.
The signals RSA, RSB, CSA, and CSB are not provided for
RDA
RDB
SDA
SDB
SG
FG
* 4
Terminating resistor (150Ω 1/2W)
Model of control equipment
SDC21
SDC30
(09)
(03, 06, 08)
(040, 041)
Pin No.
Pin No.
18
27
18
19
28
19
16
25
16
17
26
17
5
29
3, 4
3, 4
3, 4
Model of control equipment
PBC201-VN2
Pin No.
9
12
10
13
7
14
8
15
12
16
19
3
Control equipment side
* 1
RDA
RDB
SDA
SDB
SG
FG
*2
SDC31
(045)
(446, 546)
Pin No.
Pin No.
18
27
19
28
16
25
17
26
5
5
29
3, 4
3, 4
CMC10B
Pin No.
11
12
13
14
15
-
. Return connection is not required.
SDC40A/40B/40G
Pin No.
59
60
57
58
61
3
AHC2001
Pin No.
3
2
5
4
1
-

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