Moxa Technologies MGate MB3270I User manual

— 1 — — 2 — — 3 —

MGate MB3270 and MB3270I

Quick Installation Guide

Third Edition, October 2007

1. Overview

The MGate MB3270 and MB3270I are 2-port advanced Modbus

gateways that convert between Modbus TCP and Modbus ASCII/RTU

protocols. They 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.

2. Package Checklist

Before installing the MGate MB3270 or MB3270I Modbus gateway,

verify that the package contains the following items:

yMGate MB3270 or MB3270I Modbus gateway

yDocument & Software CD

yMGate MB3270 and MB3270I Quick Installation Guide

yProduct Warranty Statement

Please notify your sales representative if any of the above items is missing

or damaged.

3. Hardware Introduction

LED Indicators

Name Color Function

PWR1 Red Power is being supplied to the power input

PWR2 Red Power is being supplied to the power input

(steady) Power is on and the unit is booting up

Red (blinking) IP conflict, DHCP or BOOTP server did

not respond properly, or a relay output occurred

(steady) Power is on and the unit is functioning

normally

Green

(blinking) Unit is responding to Locate function

RDY

Off Power is off or power error condition exists

Orange 10 Mbps Ethernet connection

Green 100 Mbps Ethernet connection

Ethernet

Off Ethernet cable is disconnected or has a short

Orange Serial port is receiving data

Green Serial port is transmitting data

P1, P2

Off Serial port is not transmitting or receiving data

The MGate MB3270 and MB3270I each provide two DB9 ports to

connect to serial devices.

teseR

weiVpoT

+2V

tup

auD

yal

dna

YDR

nreht

2tenrehtE

MB3270

MGate

poC

DEL

srotac

eiVtnorF

weiVmottoB

584/224/232

P1 P2

Reset Button

The reset button is used to load factory defaults. Use 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.

4. Hardware Installation Procedure

STEP 1: Use a standard straight-through Ethernet cable to connect the

MGate to a network hub or switch.

STEP 2: Connect your device to the MGate serial port.

STEP 3: Mount the MGate on a DIN-rail.

STEP 4: Connect the power source to power input.

5. Software Installation Information

To install MGate Manager, insert the MGate Document & Software CD

into your PC’s CD-ROM drive. Once the installation window opens, click

the Installation button and follow the onscreen instructions. For more

detailed information about MGate Manager, click the Documents button

and select the MGate MB3000 User’s Manual.

6. Pin Assignments

Ethernet Port (RJ45)

Pin Signals

1 Tx+

2 Tx-

3 Rx+

6 Rx-

Serial Port (Male DB9)

987

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 --- --- ---

P/N: 1802032700011

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Power Input and Relay Output Pinouts

+2V

V2+ V2-

V1+ V1-

Shielded

Ground

Power

Input 1

Power

Input 1

Relay

output

Relay

output

Power

Input 2

Power

Input 2

7. Specifications

Power Requirements

Power Input 12 to 48 VDC

Power Consumption MB3270: 410 mA@12 VDC, 145 mA@48 VDC

MB3270I: 470 mA@12 VDC, 150 mA@48 VDC

Operating Temperature Standard: 0 to 55°C (32 to 131°F)

Wide Temp. Model: -40 to 75°C (-40 to 167°F)

Operating Humidity 5 to 95% RH

Dimensions 29 × 124.5 × 89.2 mm

Click here for online support:

www.moxa.com/support

The Americas: +1-714-528-6777 (toll-free: 1-888-669-2872)

Europe: +49-89-3 70 03 99-0

Asia-Pacific: +886-2-8919-1230

China: +86-21-5258-9955 (toll-free: 800-820-5036)

Reproduction without permission is prohibited.

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