Moxa Technologies MGate MB3280 User manual

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MGate MB3280
Quick Installation Guide
Second Edition, June 2008
1. 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.
2. Package Checklist
Before installing the MGate MB3280, verify that the package contains
the following items:
y1 MGate MB3280 Modbus gateway
yDocument & Software CD
yMGate MB3280 Quick Installation Guide
yProduct Warranty Statement
Optional Accessory
yDK-35A: DIN-rail mounting kit (35 mm)
Notify your sales representative if any of the above items is missing or
damaged.
3. Hardware Introduction
As shown in the following figures, the MGate MB3280 has two serial
ports with DB9 (male) connectors for transmitting serial data.
Top Panel View
DIN-rail kit
screw hole
Wallmount
screw hole
Male DB9 serial port
Front Panel View
RJ45 10/100M Ethernet port
Reset button
Power input
Rear Panel View
Stick-on pad
Reset Button
The reset button is used to load factory defaults. Using a pointed object
such as a straightened paper clip, hold the reset button down for five
seconds. Release the reset button when the Ready LED stops blinking.
LED Indicators
Name Color Function
On: Power is on and unit is booting up
Red Blinking: IP conflict, DHCP/ BOOTP server
did not respond properly, or relay
output error occurred.
On: Power is on and unit is functioning
normally
Green Blinking: Unit is responding to Location
function.
Ready
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 No data is being transmitted or received through
the serial port.
4. Hardware Installation Procedure
STEP 1: After unpacking the unit, connect the power adaptor or
terminal block power input.
STEP 2: Use a standard straight-through Ethernet cable to connect the
unit 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 serial port.
STEP 4: Place or mount the unit as desired. The unit may be placed on a
horizontal surface such as a desktop, mounted on a DIN-rail, or
mounted on the wall.
P/N: 1802032800010

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Wall Mounting DIN-rail Mounting
Port 1 Port 2
V- V+
MB 3280
Ready
Ethernet
P 1
P 2
RS-232/422/485 RS-232/422/485
5. Software Installation
To install MGate Manager, insert the MGate Document & Software
CD into your PC’s CD-ROM drive. Once the MGate Installation CD
window opens, click Installation and follow the on-screen instructions.
For additional information about MGate Manager, click Documents and
select the MGate MB3000 User’s Manual.
6. Pin Assignments
Ethernet Port (RJ45)
8
1
Pin Signals
1 Tx+
2 Tx-
3 Rx+
6 Rx-
Serial Port (Male DB9)
54
3
21
987
6
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 --- --- ---
7. Environmental Specifications
Power Requirements
Power Input 12 to 48 VDC
Power Consumption 250 mA@12 VDC, 90 mA@48 VDC
Operating Temperature 0 to 55°C (32 to 131°F)
Operating Humidity 5 to 95% RH
Dimensions (W x D x H) 100 × 116 ×22 mm ←with ears
88 ×116 × 22 mm ←without ears
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2008 Moxa Inc., all rights reserved.
Reproduction without permission is prohibited.