3 j3 | remote – Comtech EF Data RCS20 User Manual
Page 107
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RCS20 M:N Redundancy Switch
Revision 15
Electrical Interfaces
MN-RCS20 and CD-RCS20
5–7
5
Ground
GND
---
6
No Connection N/C
---
7
RTS
N/C
Output
8
CTS
N/C
Input
9
No Connection N/C
---
5.2.3.2.3 J3 | REMOTE
The J3 | REMOTE EIA-485 Remote Interface port is a 9-Pin Type D Female Connector. It is used to monitor
and control switch functions and modems via an M&C designed based on the RLLP.
Pin No.
Signal Name
Signal
Direction
1
Transmit Data B (+) TxD-B
Output
2
No Connection
N/C
---
3
No Connection
N/C
---
4
No Connection
N/C
---
5
Signal Common
COMMON ---
6
Transmit Data A (-) TxD-A
Output
7
No Connection
N/C
---
8
Receive Data B (+) RxD-B
Input
9
Receive Data A (-)
RxD-A
Input
Figure 5-6 Bank Control I/O Card
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