Omron C200H-MC221 Operation Manual page 81

Connecting the Computer
RS-232C
Connection Signals at the
Computer
Wire the following.
MC Unit side (20 pins)
Connector hood
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Note Connect the shielded line to the FG (pin 1) at the computer, and to the connector
hood at the MC Unit.
Pin number
Connector hood
1
2
3
4
5
6
7
8
Personal computer side (9 pins)
Connector
hood
2 RD
3 SD
7 RS
8 CS
5 SG
6 DR
4 ER
Shielded wires
(see note)
Signal
FG Frame Ground
CD Carrier Detect
RD Receive Data
SD Send Data
ER Equipment Ready
SG Signal Ground
DR Data Ready
RS Request Send
CS Can Send
Section 8-2
Name
67