Moxa Technologies A60, A51 manual Dte

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Chapter 3 •	• Operation

Master DTE/

DCE

A50/A51

RS-232			RA
			RA
			TB
			TB
			RB
			RB
			TA
			TA
RS-485			GND

A50/A51

	RA						Slave
	RA

	RB			RS-232			DTE/
	TB						DCE
	TB
	TA


	GND		RS-485

A50/A51

		RA						Slave
		RB			RS-232			Slave
								DTE/
								DTE/
		TB						DCE
		TB
		TA
		TA
		GND		RS-485

16

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Contents A50/A51/A60 A50/A51 A60 Copyright Notice Moxa Internet Services Table of Contents Part II A60 RS-232 Surge Protection Page Introduction OverviewFeatures and Specifications IntroductionSpecifications A50/A51 with Mounting Kit Package Check List Introduction Installation Procedure Switch Function DescriptionLED Indicators Switch settings table of SW1 and SW2 is as followsRS-422/RS-485 Pinouts A50/A51 RJ-45 Jack Terminal Block Connector Pinouts Signals Chapter Operation Wire Full Duplex Point-to-pointWire Half Duplex Multidrop SW1 DTE Simplex/Transmit, Receive A50/A51A50/A51 Self Test Operation Appendix a RS-232 Pinouts & Cable Wiring Appendix a RS-232 Pinouts and Cable Wiring Appendix a RJ-45 Connector DB-25 Female P e n dxi B Appendix B Impedance Matching and Termination Resistors Appendix C Troubleshooting Appendix C Troubleshooting Chapter Introduction Features A60 with Mounting Kit ~32~ Installation TxD indicator signal from local port RxD indicator signal from remote port ~36~ Ppendix a Appendix a ∙ RS-232 Pinouts and Cable Wiring ∙ ~40~ Ppendix B