Fuji Electric UGx20 SERIES - Communication Interface Wiring

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Serial Connector (CN1)
9
CN1 is used for communicating between a PLC and a POD(RS-232C, RS-422/485).
Serial Connector (CN1)
The pin arrangement of serial connector is as follows:
Pin No.
1
2
3
7
9
10
12
13
14
17
Signal
FG
SD
RD
SG
+5V
0V
+
SD
- SD
+
RS
- RS
Contents
Frame ground
RS-232C send data
RS-232C receive data
Signal ground
RS-422 send data (
+
)
RS-422 send data (
- )
RS-422 RS send data (
+
)
RS-422 RS send data (
- )
4
5
6
8
11
15
16
20
21
22
23
RS
CS
RS-232C RS request to send
RS-232C CS clear to send
Not used
Not used
Use prohibited
Use prohibited
Not used
Not used
Not used
Not used
Not used
Not used
Not used
18
19
- CS
+
CS
RS-422 CS receive data ( - )
RS-422 CS receive data (
+
)
24
25
+
RD
- RD
RS-422 receive data (
+
)
RS-422 receive data ( - )
Communication Cable of RS-232C/RS-422
RS-232C
In case of RS-232C, SD and SG, and RD and SG form a pair.
Connect the shielded cable to pin No. 1 or the connector case cover.
1
14
13 25
CN2
MJ1MJ2
CN1
100-
240VAC
L
N
NC
CN1
(
Dsub 25pin
)
Signal Pin No.
Shielded cable
To the RS-232C port
of the PLC link unit
FG
SD
RD
RS
CS
SG
1
2
3
4
5
7
Receive data
SG
SG
Send data
POD
(
CN1
)
9 Serial Connector (CN1)