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Overview
The MGate MB3170 and MB3270 are 1 and 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 32 TCP
masters and slaves can be connected simultaneously. The MGate MB3170
and MB3270 can connect up to 31 or 62 Modbus RTU/ASCII slaves,
respectively.
Package Checklist
Before installing the MGate MB3170 or MB3270, verify that the package
contains the following items:
• MGate MB3170 or MB3270 Modbus gateway
• Quick installation guide (printed)
• Warranty card
Optional Accessories:
• DK-35A: DIN-rail mounting kit (35 mm)
• Mini DB9F-to-TB Adaptor: DB9 female to terminal block adapter
• DR-4524: 45W/2A DIN-rail 24 VDC power supply with universal 85
to 264 VAC input
• DR-75-24: 75W/3.2A DIN-rail 24 VDC power supply with universal
85 to 264 VAC input
• DR-120-24: 120W/5A DIN-rail 24 VDC power supply with 88 to 132
VAC/176 to 264 VAC input by switch
Please notify your sales representative if any of the above items
is missing or damaged.
Hardware Introduction
LED Indicators
Power is being supplied to the power input
Power is being supplied to the power input
RDY
Red
Steady: Power is on and the unit is booting up
Blinking: IP conflict, DHCP or BOOTP server did not
respond properly, or a relay output occurred
Green
Steady: Power is on and the unit is functioning
normally
Blinking: Unit is responding to locate function
Power is off or power error condition exists
Ethernet
10 Mbps Ethernet connection
100 Mbps Ethernet connection
Ethernet cable is disconnected or has a short
P1, P2
Serial port is receiving data
Serial port is transmitting data
Serial port is not transmitting or receiving data
FX
Amber
Steady on: Ethernet fiber connection, but port is
Blinking: Fiber port is transmitting or receiving
data.
Fiber port is not transmitting or receiving data.
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