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English
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)
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