![background image](http://html1.mh-extra.com/html/omron/v690-series/v690-series_user-manual_741403045.webp)
4-2 How to Wire to Host Device
4-10
(3) Connecting to OMRON PLC
To connect an antenna and OMRON programmable controller (PLC), prepare a dedicated RS-232C connecting cable model V690-A4
!
and connected cable.
Thickness of wire in the cable must be AWG26 or more.
Pin No.
OMRON PLC
Cable prepared by you
Socket (Male)
RS-232C Connecting Cable
Plug (Female)
Female
Male
RD (Receiving)
SD (Sending)
RS (Request to send)
CS (Clear to send)
SG (Grounding for signal)
TX (Sending)
RX (Receiving)
SG (Grounding for signal)
Loop back
OMRON PLC
RS-232C connecting cable (Model V690-A
!
)
Grounding
according
to Class D
Switch,
etc.
24 VDC
power
supply
Cable prepared by you
Loop back
(Short-circuit)