Allen-Bradley Series B

Chapter 3
Host Computers and Display Terminals
3–7
Figure 3.5 shows how to connect the decoder to the display terminal.
RS-232-C is the only supported interface for display terminals. We
recommend using Belden (or equivalent) type 9363, 9533, or 9535 cable.
Figure 3.5
Connecting the Display Terminal Via RS-232-C
① When non-metallic connector shells are used. (If cable has a metal connector
shell, connect shield to the shell.)
② DCE = Data Communication Equipment
Decoder’s Display Terminal
port DCE ②
Shield ①
Display Terminal
1
2
3
RxD
TxD
4
5
7
25
COM
RTS
CTS
RS-232-C GND
RS-232-C RxD
RS-232-C TxD
RS-232-C RTS
RS-232-C CTS
COM
COM
RS-232-C Display Terminal Port
Interface