Proface GP4600R - 12.1 Standard HMIs with Rear Mounting Options" User Manual
Page 16
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17
Interface
En
g
lish
3. RS-422/485
D-Sub 9 pin plug connector via an RS-422/485 cable.
Interfit bracket is #4-40 (UNC).
Recommendations:
•
Cable Connector: XM2D-0901 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-422/RS-485
Signal Name
Direction
Meaning
1
RDA
Input
Receive Data A (+)
2
RDB
Input
Receive Data B (–)
3
SDA
Output
Send Data A (+)
4
ERA
Output
Data Terminal Ready A (+)
5
SG
–
Signal Ground
6
CSB
Input
Send Possible B (–)
7
SDB
Output
Send Data B (–)
8
CSA
Input
Send Possible A (+)
9
ERB
Output
Data Terminal Ready B (–)
Shell
FG
–
Frame Ground
(Common with SG)
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