Epson V7 User Manual
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11. Serial Connector (CN1)
11. Serial Connector (CN1)
Serial Connector for PLC Connection
1. To communicate with the PLC (RS-232C, RS-422/485), connect the cable to the serial
connector (CN1) at the bottom of the V7 unit.
- For V708/V708i:
- For V710/V710i/V712/V712i:
2. The serial connector pins correspond to signals as given below.
3. The following connector is recommended.
DDK-make 17JE23250-02 (D8A)
D-sub 25-pin, female, metric thread, with hood
Bottom View
Bottom View
CN1 (D-sub 25-pin, female)
Pin No.
Signal Name
Contents
1
FG
Frame ground
2
SD
RS-232C send data
3
RD
RS-232C receive data
4
RS
RS-232C request to send
5
CS
RS-232C clear to send
6
Not used
7
SG
Signal ground
8
Not used
9
+5V
Use prohibited
10
0V
Use prohibited
11
Not used
12
+SD
RS-422 send data (+)
13
−SD
RS-422 send data (
−)
14
+RS
RS-422 RS send data (+)
15
Not used
16
Not used
17
−RS
RS-422 RS send data (
−)
18
−CS
RS-422 CS receive data (
−)
19
+CS
RS-422 CS receive data (+)
20
Not used
21
−
Use prohibited (V708: not used)
22
−
Use prohibited (V708: not used)
23
Not used
24
+RD
RS-422 receive data (+)
25
−RD
RS-422 receive data (
−)
1
14
13
25