Appendix A - Db25 To 2 Rj-11'S Adapter - TC Communications TC2200R User Manual

Appendix A - DB25 to 2 RJ-11's Adapter

Description
If using the optional DB25 to 2 RJ-11's Adapter, refer to the diagrams below for proper installation and pin
connections.
The DB25 to 2 RJ-11's Adapter, separates the two independent RS-232 data channels on the DB25F.
Channel 1 is made of pins (2, 3, and 7) while Channels 2 is made of pins (4, 5, and 7).
Cable Assembly
TC2200
Pin Connections
DB25 MALE
Connector
Channel 1
RxD
3
2
TxD
GND
7
Channel 2
CTS 5
4
RTS
GND 7
DCE
Figure 22. DB25 Cable Assembly and Virtual Pin Connections Diagrams
DB25 to RJ-11
ADAPTER
ADAPTER'S
DB25 MALE
Connector
RJ-11 PLUG's
To TC1900
- 22 -
RJ-11 to
DB25 Connector
RJ-11
Cross-Over
Cable
RJ-11
To TC1900
To RTU/PLC
TC1900
RxD
TxD
GND
TC2200R/S Bus
User's Manual
Rev. 2.2
To RTU/PLC
DB25 MALE
Connector
Tx Data
Rx Data
Ground
6
5 4 3 2 1
RJ-11 JACK
pin assignment