Manufacturer Part Number: MOXA MGate MB3280
OEM Spec Ref 

The MOXA MGate MB3280 is a highly efficient and reliable Modbus TCP gateway designed for easy integration with Modbus TCP and Modbus RTU/ASCII networks. This 2-port gateway facilitates robust conversion capabilities and boasts an array of features aimed at simplifying network management and enhancing connectivity.

Key Features:

  • Versatile Protocol Support: Converts seamlessly between Modbus TCP and Modbus RTU/ASCII protocols to accommodate diverse industrial needs.
  • Auto Device Routing: Simplifies setup with automatic device routing for easy configuration, reducing the time and effort needed for system integration.
  • Enhanced Connectivity Options: Features 1 Ethernet port and 2 RS-232/422/485 serial ports, supporting up to 16 simultaneous Modbus TCP masters and 32 requests per master, which allows for a high density of connections and efficient network performance.
  • Robust Data Handling: Capable of managing up to 62 serial slave nodes, providing significant scalability for growing industrial environments.

Security and Management:

  • Advanced Security Features: Incorporates several security protocols including HTTPS, AES-128, AES-256, and SHA-256 encryption to ensure secure data transmissions.
  • Comprehensive Management Tools: Offers extensive management capabilities through SNMP, HTTP, HTTPS, and Telnet, along with a local database for user authentication.

Physical and Environmental Specifications:

  • Durable Construction: Enclosed in a robust metal housing with an IP30 rating, ensuring protection against particulate ingress and making it suitable for a variety of industrial settings.
  • Operational Resilience: Operates effectively within a temperature range of 0 to 60°C, guaranteeing reliability under various environmental conditions.

Applications:

  • Industrial Automation: Ideal for deployment in automated manufacturing lines where reliable and precise data conversion is crucial.
  • System Monitoring and Control: Plays a pivotal role in control systems that require stable and accurate data communication for monitoring and operational adjustments.

The MOXA MGate MB3280 stands out as a practical solution for industrial enterprises looking to streamline their Modbus communications, enhance system reliability, and expand their network capabilities with minimal configuration efforts.

Specification

Ethernet Interface 10/100BaseT(X) Ports (RJ45 connector) Auto MDI/MDI-X connection
Magnetic Isolation Protection 1.5 kV (built-in)
Ethernet Software Features Industrial Protocols Modbus TCP Client (Master)
Modbus TCP Server (Slave)
Configuration Options Web Console (HTTP)
Device Search Utility (DSU)
MGate Manager
MCC Tool
Telnet Console
Management ARP
DHCP Client
DNS
HTTP
HTTPS
SNMPv1/v2c/v3 Trap
TCP/IP
Telnet
UDP
SMTP
SNMP Trap
NTP Client
MIB RFC1213, RFC1317
Time Management NTP Client
Security Functions Authentication Local database
Encryption HTTPS
AES-128
AES-256
SHA-256
Security Protocols HTTPS (TLS 1.2)
Serial Interface No. of Ports 2
Connector DB9 male
Serial Standards RS-232/422/485 (software selectable)
Baudrate 50 bps to 921.6 kbps
Data Bits 7,8
Parity None
Even
Odd
Space
Mark
Stop Bits 1,2
Flow Control DTR/DSR
RTS Toggle (RS-232 only)
RTS/CTS
Pull High/Low Resistor for RS-485 1 kilo-ohm, 150 kilo-ohms
Terminator for RS-485 120 ohms
RS-485 Data Direction Control ADDC (automatic data direction control)
Serial Signals RS-232 TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
RS-422 Tx+, Tx-, Rx+, Rx-, GND
RS-485-2w Data+, Data-, GND
RS-485-4w Tx+, Tx-, Rx+, Rx-, GND
Serial Software Features Industrial Protocols Modbus RTU/ASCII Master
Modbus RTU/ASCII Slave
Modbus (Transparent) Max. No. of Client Connections 16
Max. No. of Server Connections 32
Power Parameters Input Current 250 mA @ 12 VDC
Input Voltage 12 to 48 VDC
Power Connector Power jack and terminal block
Physical Characteristics Housing Metal
IP Rating IP30
Dimensions (with ears) 22 x 100 x 111 mm (0.87 x 3.94 x 4.37 in)
Dimensions (without ears) 22 x 77 x 111 mm (0.87 x 3.03 x 4.37 in)
Weight 360 g (0.79 lb)
Environmental Limits Operating Temperature 0 to 60°C (32 to 140°F)
Storage Temperature (package included) -40 to 85°C (-40 to 185°F)
Ambient Relative Humidity 5 to 95% (non-condensing)
Standards and Certifications EMC EN 55032/35
EMI CISPR 32, FCC Part 15B Class A
EMS IEC 61000-4-2 ESD: Contact: 4 kV; Air: 8 kV
IEC 61000-4-3 RS: 80 MHz to 1 GHz: 3 V/m
IEC 61000-4-4 EFT: Power: 1 kV; Signal: 0.5 kV
IEC 61000-4-5 Surge: Power: 1 kV
IEC 61000-4-6 CS: 3 V
IEC 61000-4-8 PFMF
IEC 61000-4-11
Safety IEC 62368-1
IEC 60950-1
UL 60950-1
UL 62368-1
MTBF Time 749,455 hrs
Standards Telcordia SR332
Warranty Warranty Period 5 years
Details See www.moxa.com/warranty

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Weight 0.36 kg
Dimensions 2.2 × 10 × 11.1 cm