Appendix A: Cables And Adapters; General; Rtu-To-Computer/Terminal Connections - Motorola IRRInet-M DC Owner's Manual

APPENDIX A: CABLES AND ADAPTERS

General

This appendix provides supplementary data on cables and adapters used in various IRRInet-M
systems. The following applications are covered:
•

RTU-to-Computer/Terminal Connections

•
RTU-to-Modem Connections
•
RTU-to-Radio Connections
•
RTU-to-RTU Connections
RTU-to-Computer/Terminal Connections
For a 9-pin D-type connector, use the FLN6457B cable kit, in order to connect one of the RTU
RS232 ports to a computer or terminal. The kit includes a cable with RJ45 modular jacks on
both ends and an RJ45 to 9-pin D-Type adapter.
When the connector is facing upwards, the left-hand pin is Pin No. 1, and
the right-hand pin is Pin No. 8.
Figure 18 RJ45-to-D-Type Female Connector Adapter
RJ45
Connector
J1
(RJ45)
2
Tx DATA
1
Rx DATA
5
RTS
8
CTS
7
DSR
4
GND
3
DTR
6
Rec Line (DCD)
J2
(9-Pin (25-Pin
D-Type) D-Type)
(3) 2
Tx DATA
(2) 3
Rx DATA
(7) 4
RTS
(8) 5
CTS
(6) 6
DSR
(5) 7
GND
(4) 20
DTR
(1) 7
Rec Line (DCD)
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