Chapter 2

Introduction

 

 

 

2000 V Surge

 

 

 

 

 

 

A60

RS-232 Sur ge

 

 

 

Protection

 

 

 

A60

 

 

 

 

 

 

T R

D D R C D

 

 

Remote

 

X X T S T T C

Local

To

 

D D

R R S S D

 

 

 

 

 

Remote

 

 

 

 

 

Host

 

 

 

 

 

Earth Ground

To

Local

Host

Please prepare the RS-232 cables, referring to Appendix A, RS- 232 Cable Wiring.

2.2 LED Indicators

There are LED indicators for TxD, RxD, DTR, DSR, RTS, CTS, and DCD on top of A60. The indicators are not lighted on when not connected with signals. On the contrary, they will be lighted on and be one of the red, green or orange colors.

TxD indicator (signal from local port)

Green

: when connected correctly and no data transmitting.

Orange

: when transmitting data from local to remote site.

~34~

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Image 42
Moxa Technologies A60, A51 manual TxD indicator signal from local port