Description
The MOXA MGate MB3180 stands as a critical link in industrial communication, offering a robust solution for converting between Modbus TCP and Modbus RTU/ASCII protocols. Housed in a compact, IP30-rated metal chassis, this gateway ensures reliable data transmission between a single serial port (RS-232, RS-422, or RS-485) and a 10/100BaseT(X) Ethernet interface. With a focus on operational efficiency, it features a 5-year warranty and an MTBF of over 900,000 hours, making it a dependable choice for long-term industrial deployments.
This product is for:
- Industrial Automation Engineers: Professionals needing to integrate PLCs and sensors into a centralized Ethernet network.
- SCADA System Integrators: Teams looking to connect remote Modbus RTU devices to a central Modbus TCP monitoring system.
- Factory Maintenance Technicians: Staff requiring a quick-to-configure gateway for replacing legacy serial communication hardware.
- Energy Management Specialists: Operators monitoring power meters and controllers that utilize different Modbus variants.
- Building Automation Contractors: Installers bridging HVAC and lighting controllers with modern building management software.
Detailed specifications:
- Ethernet Interface: 1 x 10/100BaseT(X) port (RJ45) with 1.5 kV magnetic isolation protection.
- Serial Interface: 1 x DB9 male port supporting software-selectable RS-232, RS-422, and 2/4-wire RS-485.
- Protocol Support: Modbus TCP Client/Server and Modbus RTU/ASCII Master/Slave with transparent conversion.
- Performance: Supports 16 simultaneous TCP masters and up to 32 requests per master.
- Power Requirements: 12 to 48 VDC input via power jack, consuming 200 mA at 12 VDC.
- Physical Dimensions: 22 x 52 x 80 mm (without ears), weighing 340 g, with an operating temperature range of 0 to 60°C.
Deploying the MGate MB3180 is streamlined through its 'Auto-Device Routing' technology, which automatically detects and maps Modbus IDs, significantly reducing the time spent on manual configuration tables. Users can manage the device through multiple interfaces, including a web console (HTTP), Telnet, or the MGate Manager utility. The hardware is designed for stability, featuring Automatic Data Direction Control (ADDC) for RS-485 and a wide baudrate range from 50 bps to 921.6 kbps to accommodate diverse legacy equipment.
Unlike basic serial-to-Ethernet converters that act as simple bit-pipes, the MGate MB3180 is a dedicated protocol gateway. It understands the Modbus packet structure, allowing it to manage multiple master requests and prioritize traffic effectively. While entry-level converters may suffer from packet collisions or timing issues in Modbus environments, the MB3180's ability to handle 16 simultaneous TCP masters ensures that data from multiple SCADA or HMI stations reaches the serial field devices without interference.
Q&A:
- How many Modbus TCP masters can the MGate MB3180 support simultaneously?
The gateway supports up to 16 simultaneous Modbus TCP masters, with each master capable of sending up to 32 requests at once.
- Does this gateway support RS-485 2-wire and 4-wire configurations?
Yes, the serial port is software-selectable and supports RS-232, RS-422, and both 2-wire and 4-wire RS-485 standards.
- What is the purpose of the 'Auto-Device Routing' feature?
Auto-Device Routing simplifies setup by automatically routing Modbus requests based on the Slave ID, eliminating the need for complex manual routing tables.
- Can the MGate MB3180 be used in harsh industrial environments?
The device features an IP30-rated metal housing and is certified for EMI/EMC standards (FCC Part 15B Class A), making it suitable for standard industrial control cabinets.
- What power source is required for the MB3180?
The unit accepts a wide DC input range from 12 to 48 VDC, typically powered via the included power jack.
