Moxa Technologies MGate MB3280 Quick Installation Manual

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P/N: 1802032800012

MGate MB3280

Quick Installation Guide

Third Edition, July 2014

Overview

The MGate MB3280 is a 2-port Modbus gateway that converts
between Modbus TCP and Modbus ASCII/RTU protocols. It can be
used to allow Ethernet masters to control serial slaves, or to allow
serial masters to control Ethernet slaves. Up to 16 TCP masters
and 62 serial slaves can be connected simultaneously.

Package Checklist

Before installin g the MGate MB3 280 Modbus gateway, verify that
the package contains the following items:

• 1 MGate MB3280 Modbus gateway

• Document & Software CD

• Quick Installat ion Guide

• Product Warranty Statement

• Power Adapter

• 4 Stick-on Pads

Optional Accessory

• DK-35A: DIN-rail mount ing kit (35 mm)

• Mini DB9F-to-TB Adaptor: DB9 fema le to terminal blo ck

adapter

• DR-4524: 45W/2A DIN-ra il 24 VDC power supply with
universal 85 to 2 64 VAC input

• DR-75-24: 75W/3.2A D IN-rail 24 VDC po wer supply with
universal 85 to 2 64 VAC input

• DR-120-24: 120W/5A DIN -rail 24 VDC power sup ply with 88
to 132 VAC/176 to 264 VAC input by switch

Notify your sales representative if any of the above items is
missing or damaged.

Hardware Introduction

As shown in the follo wing figures, the MGate MB3280 has one DB9
male port for transmitting serial data.

Reset Button—The reset button is used to load factory defaults.
Using a pointed object such as a straightened paper clip to hold the
reset button down for five seconds. Release the reset button when
the Ready LED stops blinking in order to load the factory defaults.

LED Indicators

Name

Color

Function

Ready

Red

Steady on:

Power is on and the unit

is booting

up

Blinking:

IP conflict exis ts, or DHCP or

BOOTP server is not responding

properly

Green

Steady on:

Power is on and the unit is
functioning normally

Blinking: Unit has been found by the

Location command in MGate

Manager

Off

Power is off or power error condition exists

Ethernet

Orange

10 Mbps Ethernet connection

Green

100 Mbps Ethernet connection

Off

Ethernet cable is disconnected or has a short

P1/P2

Orange

Serial port is re ceiving data.

Green

Serial port is transmitting data.

Off No data is being transmitted or received

through the serial port.

Hardware Installation Procedure

STEP 1: After unpacking the MGate MB

3280, connect the power

adaptor

.

STEP 2:

Use a standard straight

-through Ethernet cable to

connect the MGate MB

3280

to a network hub or switch.
Use a cross-over Ethernet cable if you are connecting the
gateway directly to a PC

.

STEP 3: Connect your device

(s) to the MGate MB3280’s s erial

port

.

STEP 4: Place or mount the MGate MB

3280. The unit may be

placed on a horizontal serface such as a desktop,
mounted on a DIN-rail, or mounted on the wall.

Wall Mounting

DIN-rail Mounting

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www.moxa.com/support

The Americas:

[phone] (toll-free: 1-888-669-2872)

Europe:

[phone]

Asia-Pacific:

[phone]

China:

[phone] (toll-free: 800-820-5036)

 2014 Moxa Inc. All r ights reserved.

Software Installation

To install MGate Manager, insert the MGate Documentation
and Software CD into your PC's CD-ROM drive, and then run the

following setup program to begin the installation process from the
“Software” directory:

MGM_Setup_[Version]_Build _[DateTime].exe

The filename of the latest version may have the following format:

MGM_Setup_Verx.x.x_Build_xxxxxxxx.exe.

For detailed information about MGate Manager, refer to the MGate
MB3000 User's Manual, which can be found in the “Document”
directory .

Pin Assignments

Ethernet Port (RJ45)

Pin

Signals 1 Tx+

2

Tx-

3

Rx+ 6 Rx-

Serial Port (Male DB9)

Pin

RS-232

RS-422/485 (4W)

RS-485 (2W)

1

DCD

TxD-(A)

---

2

RxD

TxD+(B)

--- 3 TxD

RxD+(B)

Data+(B)

4

DTR

RxD-(A)

Data-(A)

5

GND

GND

GND

6

DSR

---

---

7

RTS

---

---

8

CTS

---

--- 9 ---

---

---

Environmental Specifications

Power Requirements

Power Input

12 to 48 VDC

Power Consumption

250 mA@12 VDC, 90 mA@48 VDC

Operating Temperature

0 to 60°C (32 t o 140°F)

Storage Temperature

-40 to 85°C (-40 to 185°F)

Operating Humid ity

5 to 95% RH

Dimensions
With ears:

Without ears:

22

x 100 x 111 mm

(

0.87 x 3.94 x 4.37 in ch)

2

2 x 77 x 111 mm

(0.87 x 3.03 x 4. 37 inch)