Omron NV3Q Series, Connection Manual

Page: 103 / 145

79
MICRO-EH Series
Section 9-2
■ PT Communications Settings (Set from the NV-Designer using the NV
Configuration.)
■
PLC Communications Settings
The DIP switch and special internal outputs must be set. Make the following
settings.
9-2-1 RS-232C Connections
Connecting to the EH-
RS05 with a user-made
cable.
■ Connection Diagram
Note (1) Settings depend on the port and communications method. Check the
communications settings given previously.
(2) The model with 10 points cannot be used.
Item Setting
Baud rate 19,200 bps
Data bits 7
Stop bits 1
Parity Even
Item Setting
Port type Special port
Communications
control procedure Transmission control procedure 1 (no station numbers)
Baud rate 19,200 bps
PT
EH-RS05
User-made cable
Hitachi PLC
PLC type Link interface Connection diagram PT
MICRO-EH
Series
14 points
20 points
23 points
28 points
40 points
64 points
Port 1 on CPU Module NV3W,
NV4W, or
NV3Q for RS-
232C
Pin No.
Signal
1
2
3
4
5
6
7
9
8
Pin No.
Signal
1 +
-
SD
RD
2
3
4
5
6 NC
NC
SG
7
8
To power
supply
-
SD
RS
CS
RD
PG
DR
-
-
10
11
12
13
14
15
PG
CD
ER1
ER2
CD
-
D-sub 15-pin male
connector on cable
PT
FG