E-10
ST403-AG41-24V
Ethernet Interface
This is the Ethernet Interface of 10 BASE-T. LED lights up or blinks according to the status.
Serial Interface
RS-232C/RS-422 Interface (Y)
*1
Recommended Connector : Dsub 9 pin socket-type XM2D-0901 <made by OMRON Corp.>
Recommended Cover : Dsub 9 pin cover XM2S-0913 <made by OMRON Corp.>
• Use inch-type screws (#4-40UNC) as set screws.
• This unit is not equipped internally with termination resistance. Attach termination
resistance to the cable.
*1Transmission method is used by changing in software.
LE D
C ontents
orange
W hen the pow er s upply is on, LE D lights up.
W hen s ending or rec eiving, LE D blinks .
green
W hen linking, LE D lights up.
Pin Connection
Pin No.
Signal
Signal Name
Direction
1
CD/RDA
Carrier detect/Receive data A
Input/Input
2
RD/RDB
Receive data/Receive data B
Input/Input
3
SD/SDA
Send data/Send data A
Output/Output
4
ER/ERA
Enable receive/Enable receive A Output/Output
5
SG/SG
Ground/Ground
-
6
DR/CSB
Data set ready/Clear send B
Input/Input
7
RS/SDB
Request send/Send data B
Output/Output
8
CS/CSA
Clear send/Clear send A
Input/Input
9
RI/ERB
Ring indicate/Enable receive B
Input/Output
6
5
9
1
