Moxa Technologies A60, A51 manual Appendix a ∙

Appendix A ∙ ∙ RS-232 Pinouts and Cable Wiring

There are two types of RS-232 cable wiring which are listed below.

Note: 1. Terminal Block supports no DCD signal.

2.DTE: Data Terminal Equipment like terminal or PC

COM1/2; DCE: Data Communication Equipment like modem. Please check the precise DTE/DCE pinouts, the following DTE/DCE pinouts is just an example.

Type 1: To connect RS-232 local/remote port of A60 to a DTE or DCE.

		DTE			DTE
A60		DB-25 Male		A60	DB-9 Male
DCD	8		DCD	DCD	1	DCD
DSR	20		DTR	DSR	4	DTR
RTS	5		CTS	RTS	8	CTS
TxD	3		RxD	TxD	2	RxD
RxD	2		TxD	RxD	3	TxD
GND		7	GND	GND	5	GND
CTS	4		RTS	CTS	7	RTS
DTR	6		DSR	DTR	6	DSR

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