Parts Required For Connection; Method For Connection - Omron NT11 - 01-2004 User Manual

Connection to a PLC by the Host Link (RS-422A Type)
2-5-2

Parts Required for Connection

Note
2-5-3

Method for Connection

40
The RS-422A cable used for RS-422A communications is not supplied by
OMRON. Make this cable in accordance with the environment (PLC used and
transmission distance between the NT11 and PLC).
One connector, one connector cover and one cable are required to make up a
connecting cable. One connector and one connector cover is supplied with
the PLC. However, a cable of the type recommended by OMRON must be
prepared.
For details on making the cable, refer to Appendix D Making the Cable
(page 153). The table below lists the components supplied with each unit and
the recommended cables.
Check the required parts and prepare them in advance.
Name Model
Connector XM2S-0911-
set S003
Connector XM2A-0901
Connector XM2S-0911
hood
Connector XM2S-0911-
set S003
Cable TKVVBS4P-03
Crimp ter- 1.25-N3A
minals (fork type)
Y1.25-3.5L
(fork type)
1. Always use crimp terminals for wiring.
2. Before connecting or disconnecting cables between devices, make sure
that the power supply to all of the connected devices (NT11, PLC, etc.) is
OFF.
Examples of applicable terminals
Fork type
6.2 mm or less
For RS-422A type communication, an RS-422A cable is used as the transmis-
sion channel connecting the NT11 and PLC.
As shown in the figure below, the RS-422A cable is connected directly to the
NT11.
Maker
OMRON 9-pin connector
Connector and Connector hood
9-pin connector
Made by OMRON
9-pin connector
Made by OMRON
9-pin
Made by OMRON,
connector and
hood included
Tachii Electric Wire
Co., Ltd.
Japan Solderless Recommended cable size:
Terminal MFG
AWG22 to 18
Molex Inc.
(0.3 to 0.75 mm
Round type
6.2 mm or less
Section 2-5
Remarks
2
)