EtherWAN ED3141 Quick Start Manual Download Page 1

10/100Base-TX Hardened Ethernet Extender 

 

1

This quick start guide describes how to install and use the Hardened Ethernet Extender. T

his is the 

Hardened Ethernet Extender

 of choice for 

harsh environments constrained by space.

 

 

Physical Description 

The Terminal Block and Power inputs 

 

Power Input Assignment 
Power1 12VDC 

DC 

Jack 

12-30VDC 

Power2 

Power Ground 

12-30VDC 

Power3 

Power Ground 

 

Earth Ground 

Terminal Block 

DIP Switch Assignment 
Loc 

The device operates in local mode 

Rmt 

The device operates in remote mode 

 

  DC Terminal Block Power Inputs: There are two pairs of power inputs can be used to power up this media converter. Redundant power 

supplies function is supported. You only need to have one power input connected to run the media converter. 

 

DC JACK Power input: 12VDC. 

 

The 10/100Base-TX and Ethernet Extender Connectors 

The 10/100Base-TX Connection 

The following lists the pinouts of 10/100Base-TX RJ-45 

port. 

 

Pin

Regular Ports 

Uplink ports 

Input Receive Data + 

Output Transmit Data + 

Input Receive Data - 

Output Transmit Data - 

Output Transmit Data +

Input Receive Data + 

4 NC 

NC 

5 NC 

NC 

Output Transmit Data -

Input Receive Data - 

7 NC 

NC 

8 NC 

NC 

 

 

The Ethernet Extender Connection

 

The RJ-11 and Terminal Block port pinouts 

Pin 3: RX, Pin 4: TX. 

Use a telephone line to connect two RJ-11 or Terminal Block ports between two 

Hardened Ethernet Extenders.

 

 

 

Warning: Impropriate operation might cause the damage of Terminal Block. 

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