MGate MB3270


Moxa Fieldbus   •  Fieldbus
MGate MB3270 Modbus Gateway
MGate MB3270 - 2 Port RS-232/422/485 Ethernet Modbus Gateway
CE is a mandatory standard for products on the market in the European Economic Area. By CE marking a product, the manufacturer ensures that the item meets the essential safety requirements set out in the applicable CE directive.
This product fully adheres to the Restriction of Hazardous Substances Directive 2002/95/EC, RoHS for short.  The directive covers the restriction of use of certain hazardous substances in electrical and electronic equipment and was adopted in February 2003 by the European Union.
Underwriters Laboratories (UL) is an independent product safety certification organisation based in the United States. UL develops standards for products, materials, components, assemblies, tool and equipment, mainly dealing with product safety.
DNV (Stiftelsen Det Norske Veritas) is a Norwegian classification with the objective of "safeguarding life, property and the environment". The core competence of DNV is to identify, assess and advice on how to manage risk. This product passes strict DNV approvals and have been designed to be used specifically in the marine market.
These devices and systems have been designed to accept a wide voltage DC power input. This feature is desirable in the industrial market where a fixed voltage level or mains AC power cannot be guaranteed.
The Federal Communications Commission (FCC) is an independent agency of the United States government that sets standards and governs the testing of conducted and radiated emissions such as EMI.
These products utilise high quality industrial grade components enabling them to work in wide temperature environments. They are capable of running as low as -20C and as high as +70C.
These products come with a standard five year manufacturer warranty.
8 MGate MB3270 versions available

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MGate MB3270
MGate MB3270 with standard operating temperature (0°C to +60°C)
No stock
MGate MB3270I
MGate MB3270 with 2kV isolation and standard operating temperature (0°C to +60°C)
No stock
MGate MB3270-IEX
MGate MB3270 with IECEx and standard operating temperature (0°C to +60°C)
No stock
MGate MB3270I-IEX
MGate MB3270 with IECEx, 2kV isolation and standard operating temperature (0°C to +60°C)
No stock
MGate MB3270I-T
MGate MB3270 with 2kV isolation and extended operating temperature (-40°C to +75°C)
No stock
MGate MB3270I-T-IEX
MGate MB3270 with IECEx, 2kV isolation and extended operating temperature (-40°C to +75°C)
No stock
MGate MB3270-T
MGate MB3270 with extended operating temperature (-40°C to +75°C)
No stock
MGate MB3270-T-IEX
MGate MB3270 with IECEx and extended operating (-40°C to +75°C)
No stock
Peripheral information
Lead time*
1 off price**
Request qty / trade pricing**
Buy now
45W/2A DIN-rail 24V DC power supply with 85V to 264V AC or 120V to 370V DC input (-10C to +50C)
3 in stock
75W/3.2A DIN-rail 24V DC Power Supply with 85V to 264V AC or 120V to 370V DC input (-10C to +60C)
3 in stock
Mini Female DB9 to Terminal Block
14 in stock
120W/5A DIN-rail 24V DC Power Supply with universal 88 to 132V AC or 176 to 264V AC input by switch, or 248-370V DC (-10C to +60C)
No stock
All prices exclude VAT at current rate.
Minimum order value - £50 (exc. VAT and delivery).
Free delivery of the MGate MB3270 to UK Mainland on orders over £150 (exc. VAT and delivery) when purchasing online - excludes Northern Ireland, Isle of Man, Isle of Wight, Scottish Islands and the Channel Islands.

* Lead time is indicative and is subject to change at time of ordering. Next business day delivery on in-stock products only (when ordered before 3pm).
** Contact us for quantity or project pricing.
† Additional delivery charge may be incurred for certain postcodes (calculated at checkout)

MGate MB3270 overview

  • Slave mode supports 16 TCP masters and up to 31 or 62 serial slaves at the same time
  • Master mode supports 32 TCP slaves at the same time
  • Emergency request tunnels ensure QoS control
  • Serial re-director function provided
  • Embedded Modbus protocol analyzer
  • Redundant dual DC power inputs
  • Built-in Ethernet cascading for easy wiring
The MB3270 is an advanced Modbus gateway that provides maximum flexibility for integrating industrial Modbus networks of all types and sizes.

The MB3270 is designed to integrate Modbus TCP, ASCII and RTU devices in almost any master and slave combination, including serial master to serial slave, or simultaneous serial and Ethernet masters.

A special priority control feature allows urgent commands to obtain an immediate response The MB3270 is ruggedly constructed and is DIN-rail mountable.

For more information about the MB3270 please contact our technical sales team on +44 (0)1782 337 800 or alternatively submit an enquiry.
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