Wiring Precautions - Omron WT30 Operation Manual

Connections
PLC
2-2-2

Wiring Precautions

26
Serial Connection Example 3
The serial setting for the OMRON PLC is set to no flow control.
D-sub, 9-pin, Female End
Signal Pin No.
1
SD 2
RD 3
RS 4
CS 5
6
7
8
SG 9
The connections indicated by dotted lines are used with the
recommended cables, but are not a problem for operation.
Recommended Cables
Model
XW2Z-0200U-5
XW2Z-0500U-5
When connecting to CS/CJ-series set the communications ports on the PLC
side as shown in the following table.
Communications Settings: User Settings (User-specified Settings)
Item name
Serial communica-
tions mode
Parameters
Data length
Stop bits
Parity
Baud rate
Send delay time
CTS control
Response timeout
monitoring time
• Wire the signal lines separately from power lines to prevent noise interfer-
ence.
• Do not lay wiring close to the Antenna.
• Turn OFF the power before performing any wiring.
D-sub, 9-pin, Male End
RS-232C
Signal Pin No.
cable
RD
SD
SG
Cable length
2 m
5 m
Set value
Serial Gateway
Matches the communications
settings of the WT30 Termi-
nal.
Matches the communications
settings of the WT30 Termi-
nal.
Sets a user-specified time
(Default: None)
Note: The communications
port of the CPU Unit cannot
be set.
Sets a user-specified time
(Default: None)
Note: The communications
port of the CPU Unit cannot
be set.
Sets a user-specified time
(Default: 5 s)
Section 2-2
1
2
3
4
5
W T3 0-M
01 -F LK
6
7
WT30
8
9
Connecting to a WT30 with
initial settings
Serial Gateway
Data length: 7 bits
Stop bits: 2
Parity: Even
9,600 bit/s
Same
Same
Same