16
E
ngl
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Interface
RS-232C
D-Sub 9 pin plug connector.
The communication method can be switched between RS-232C and RS-422/
RS-485 via the software.
*1 You can switch pin #9 between CI(RI) and VCC via the software. The VCC output is not
protected against overcurrent. To prevent damage or malfunction, use within the rated
current only.
*2 When using Open Box, use external equipment so that the sum of COM1 VCC output and
COM2 VCC output totals 0.25 A.
Interfit bracket is #4-40 (UNC).
Recommendations:
•
Cable Connector: XM3D-0921 manufactured by OMRON Corporation.
•
Cable Cover: XM2S-0913 manufactured by OMRON Corporation.
•
Jack Screw (#4-40 UNC): XM2Z-0073 manufactured by OMRON
Corporation.
Pin
Number
RS-232C
Signal Name
Direction
Meaning
1
CD
Input
Carrier Detect
2
RD(RXD)
Input
Receive Data
3
SD(TXD)
Output
Send Data
4
ER(DTR)
Output
Data Terminal Ready
5
SG
–
Signal Ground
6
DR(DSR)
Input
Data Set Ready
7
RS(RTS)
Output
Request to Send
8
CS(CTS)
Input
Send Possible
9
CI(RI)/VCC
Input/–
Called Status Display
+5 Vdc
5% Output
0.25 A
*1*2
Shell
FG
–
Functional Ground
(Common with SG)
