Korenix JetNet 3705-24V User Manual

JetNet 3705-24V

5-port Industrial Fast Ethernet PoE Switch

User Manual

Revision V1.0

FCC Warning

This Equipment has been tested and found to comply with the limits for a
Class-A digital device, pursuant to Part 15 of the FCC rules. These limits
are designed to provide reasonable protection against harmful interference
in a residential installation. This equipment generates, uses, and can
radiate radio frequency energy. It may cause harmful interference to radio
communications if the equipment is not installed and used in accordance
with the instructions. However, there is no guarantee that interference will
not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct
the interference by one or more of the following measures:

 Reorient or relocate the receiving antenna.
 Increase the separation between the equipment and receiver.
 Connect the equipment into an outlet on a circuit different from that to

which the receiver is connected.

 Consult the dealer or an experienced radio/TV technician for help.

CE Mark Warning

This is a Class-A product. In a domestic environment this product may cause
radio interference in which case the user may be required to take adequate
measures.

Content

Introduction................................................................ 1

Features................................................................... 1

Package Contents................................................... 2

Hardware Description ............................................... 3

Physical Dimension................................................. 3

Front Panel.............................................................. 4

Top View.................................................................. 4

LED Indicators......................................................... 5

Ports......................................................................... 6

Cabling..................................................................... 7

Wiring the Power Inputs ........................................ 8

Wiring the Fault Alarm Contact............................. 9

Mounting Installation .............................................. 10

DIN-Rail Mounting................................................. 10

Wall Mounting.........................................................11

Hardware Installation.............................................. 13

Installation Steps................................................... 13

Network Application................................................ 14

Troubleshooting ...................................................... 15

Technical Specification........................................... 16

JetNet 3705-24V 5-port Industrial Fast Ethernet Power over Ethernet Switch

1

Introduction

The JetNet 3705-24V Industrial Switch is 5-port Fast Ethernet switch with 4 IEEE-

802.3af PoE injectors with one DC booster for transportation PoE application. The
internal DC booster can boost Dc power from 24V to 48V to compliance with IEEE

802.3af Power over Ethernet standard. It offers 60 watts power budget to satisfy 4 ports

15.4w power consumption. With the rugged Aluminum alloy housing, the JetNet 3705­24V survived under -25°C ~ 60°C environment temperature give your Power over
Ethernet application best reliability.

Features

 System Interface/Performance

¾ RJ-45 ports support Auto MDI/MDI-X Function
¾ Embedded 4-port PoE Injection
¾ Store-and-Forward Switching Architecture
¾ Back-plane (Switching Fabric): 1.0Gbps
¾ 2K MAC Address Table

 Power Input

¾ DC 24V~48V Redundant Power Input

 Operating Temperature

¾ Standard: -25°C ~ 60°C

 Case/Installation

¾ IP-30 Protection
¾ Installation in a Pollution Degree 2 environment
¾ DIN Rail and Wall Mount Design

2

Package Contents

Please refer to the package contents list below to verify them against the checklist.

 JetNet 3705-24V
 User manual
 Removable Terminal Block- installed on the device
 Wall-mount Kit (2 wall-mount bracket with screws)

Compare the contents of the industrial switch with the standard checklist above. If any
item is damaged or missing, please contact the local dealer for service.

3

Hardware Description

In this paragraph, the Industrial switch’s hardware specs, ports, cabling information, and
wiring installation will be described.

Physical Dimension

JetNet 3705-24V dimensions (W x D x H) is 48.6mm x 95mm x 140mm, the detail
dimensions as Figure-1

Figure-1: Mechanical Dimension

4

Front Panel

The Front Panel of the JetNet 3705-24V is shown below Figure-2

Figure-2: Front Panel of the PoE Injectors Industrial Switch

Top View

The top view of the JetNet 3705-24V has one terminal block connector of two DC power
inputs and Relay circuit contact. Please refer to Figure-3 for further information.

Figure-3: Top View of the JetNet 3705-24 Industrial Switch