Rs-232c, Rs-422 – Proface AGP3500 - 10.4 DIO HMI" User Manual
Page 4
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The RS-232C/RS-422 type
The communication method is switched with this unit’s DIP switch.
• For Display side settings please refer to “5 Display side settings”.
Dsub 9-pin plug connector’s pin assignments are as follows.
Unit’s Connector
: XM2C-0942-132L
<made by OMRON>
Recommended Connector
: XM2D-0901
<made by OMRON>
Recommended Cover
: XM2S-0913
<made by OMRON>
Jack Screw
: XM2Z-0073
<made by OMRON>
Stacking Metal Fittings require #4-40 inch screw.
• This unit does not correspond to RS-422/485 (2 wire) communication.
• This unit does not correspond to Serial Multilink communication.
Signal
Name
Direction
Meaning
1
CD
Input
Carrier Detect
2
RD(RXD)
Input
Receive Data
3
SD(T XD)
Output
Send Data
4
ER(DT R)
Output
Data T erminal Ready
5
SG
-
Signal Ground
6
DR(DSR)
Input
Data Set Ready
7
RS(RT S)
Output
Request to Send
8
CS(CT S)
Input
Clear to Send
9
NC
-
No connection
Shell
FG
-
Frame Ground
Pin Arrangement
Pin #
RS-232C
Signal
Name
Direction
Meaning
1
RDA
Input
Receive DataA(+)
2
RDB
Input
Receive DataB(-)
3
SDA
Output
Send DataA(+)
4
ERA
Output
Data T erminal ReadyA(+)
5
SG
-
Signal Ground
6
CSB
Input
Send PossibleB(-)
7
SDB
Output
Send Data B(-)
8
CSA
Input
Send PossibleA(+)
9
ERB
Output
Data T erminal ReadyB(-)
Shell
FG
-
Frame Ground
Pin Arrangement
Pin #
RS-422
RS-232C
RS-422
3.1
RS-232C Isolation Unit
3
Serial Interface Specifications
5
1
9
6
5
1
9
6
RS232C
RS422