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GP-2401/2501/2601 Series User Manual
2-7
Chapter 2 - Specifications
2.3
Interface Specifications
2.3.1
Serial Interfaces
Recommended Connector: Dsub25pin plug XM2A-2501<made by OMRON>
Recommended Cover:
Dsub25pin cover XM2S-2511<made by OMRON>
Jack Screws:
XM2Z-0071<made by OMRON>
Pin Assignments
Pin #
Signal Name
Condition
1
FG
Frame ground
2
SD
Send data (RS-232C)
3
RD
Receive data (RS-232C)
SIO
4
RS
Request send (RS-232C)
5
CS
Clear send (RS-232C)
6
DR
Data Set Ready (RS-232C)
7
SG
Signal ground
8
CD
Carrier detect (RS-232C)
9
TRMX
Termination (RS-422)
10
RDA
Receive data A (RS-422)
11
SDA
Send data A (RS-422)
12
NC
No connection (Reserved)
13
NC
No connection (Reserved)
14
VCC
5V±5% output 0.25A
15
SDB
Send data B (RS-422)
16
RDB
Receive data B (RS-422)
17
RI
Ring Indicate (RS-232C)
18
CSB
Clear send B (RS-422)
19
ERB
Enable receive B (RS-422)
20
ER
Enable receive (RS-232C)
21
CSA
Clear send A (RS-422)
22
ERA
Enable receive A (RS-422)
23
NC
No connection (Reserved)
24
NC
No connection (Reserved)
25
NC
No connection (Reserved)
1
13
25
14
This interface can be either RS-232C or RS-422. Connects GP to Host (PLC). This
interface uses a socket-type connector.
(D-Sub 25pin female)
• Use rough metric type M2.6x0.45 threads used to secure the cable's set
screws.
Recommended Cable: CO-MA-VV-SB5PX 28AWG <made by HITACHI Cable
Ltd.>
•
To confirm your PLC's connection specifications, refer to
GP-PRO/PBIII for Windows Device/PLC Connection Manual
(included with the screen creation software)
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