| Parameter Category | Parameter Name | Value |
|---|---|---|
| General Information | ||
| Product Model | MGate MB3480 | |
| Product Description | 4-port standard serial-to-Ethernet Modbus gateway, converts between Modbus TCP and Modbus RTU/ASCII protocols | |
| Max Serial Slave Nodes | 124 (31 per serial port) | |
| Simultaneous TCP Masters | 16 | |
| Max Requests per TCP Master | 32 | |
| Auto Device Routing | Supported | |
| Route Control Methods | IP address, TCP port number, ID mapping | |
| Manufacturer | MOXA Inc. | |
| Product Status | Active | |
| Ethernet Interface | ||
| Port Type | 1 x 10/100BaseT(X) (RJ45 connector) | |
| Auto MDI/MDI-X | Supported | |
| Magnetic Isolation Protection | 1.5 kV (built-in) | |
| Industrial Protocols | Modbus TCP Client (Master), Modbus TCP Server (Slave) | |
| Configuration Options | Web Console (HTTP/HTTPS), Device Search Utility (DSU), MGate Manager, MCC Tool, Telnet Console | |
| Serial Interface | ||
| Number of Ports | 4 | |
| Connector Type | DB9 male (each port) | |
| Serial Standards | RS-232/422/485 (software-selectable per port) | |
| Baudrate Range | 50 bps to 921.6 kbps | |
| Data Bits | 7, 8 | |
| Parity Options | None, Even, Odd, Space, Mark | |
| Stop Bits | 1, 2 | |
| Flow Control Options | DTR/DSR, RTS Toggle (RS-232 only), RTS/CTS | |
| RS-485 Data Direction Control | ADDC (Automatic Data Direction Control) | |
| RS-485 Pull Resistors | 1 kΩ, 150 kΩ | |
| RS-485 Terminator | 120 ohms (built-in) | |
| RS-232 Signals | TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND | |
| RS-422 Signals | Tx+, Tx-, Rx+, Rx-, GND | |
| RS-485-2w Signals | Data+, Data-, GND | |
| RS-485-4w Signals | Tx+, Tx-, Rx+, Rx-, GND | |
| Industrial Protocols | Modbus RTU/ASCII Master, Modbus RTU/ASCII Slave | |
| Modbus Specifications | ||
| Max TCP Client Connections | 16 | |
| Max TCP Server Connections | 32 | |
| Transparent Mode | Supported | |
| Power Parameters | ||
| Input Voltage Range | 12 to 48 VDC | |
| Input Current | 365 mA @ 12 VDC | |
| Power Connector | Power jack and terminal block | |
| Physical Characteristics | ||
| Housing Material | Metal | |
| IP Rating | IP30 | |
| Dimensions (with ears) | 35.5 x 102.7 x 181.3 mm (1.40 x 4.04 x 7.14 in) | |
| Dimensions (without ears) | 35.5 x 102.7 x 157.2 mm (1.40 x 4.04 x 6.19 in) | |
| Net Weight | 740 g (1.63 lb) | |
| Mounting Options | DIN-rail mounting (with DK35A kit), Wall-mounting (with WK-35-01 kit) | |
| Environmental Limits | ||
| Operating Temperature | 0 to 55°C (32 to 131°F) | |
| Storage Temperature (package included) | -40 to 85°C (-40 to 185°F) | |
| Ambient Relative Humidity | 5 to 95% RH (non-condensing) | |
| Altitude | Up to 2000 m (6562 ft) | |
| Standards and Certifications | ||
| EMC Standards | EN 55032/35 | |
| EMI Standards | CISPR 32, FCC Part 15B Class A | |
| EMS Standards | 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, Signal 2 kV; IEC 61000-4-6 CS: 3 V; IEC 61000-4-8 PFMF; IEC 61000-4-11 | |
| Safety Standards | IEC/UL 62368-1, IEC 60950-1 | |
| MTBF | 1,213,993 hours (per Telcordia Standard SR-332) | |
| Warranty Period | 5 years | |
| Security Functions | ||
| Authentication | Local database | |
| Encryption | HTTPS, AES-128, AES-256, SHA-256 | |
| Security Protocols | HTTPS (TLS 1.2), SNMPv3 | |
| Management Features | ||
| Network Protocols | ARP, DHCP Client, DNS, HTTP, HTTPS, SNMPv1/v2c/v3, TCP/IP, Telnet, UDP, ICMP, SMTP, SNMP Trap, NTP Client | |
| MIB Support | RFC1213, RFC1317 | |
| Time Management | NTP Client | |
| Diagnostic Tools | Built-in web-based diagnostics, LED indicators | |
| Serial Signal Configurations | ||
| RS-232 Signals | TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND | |
| RS-422 Signals | Tx+, Tx-, Rx+, Rx-, GND | |
| RS-485-2w Signals | Data+, Data-, GND | |
| RS-485-4w Signals | Tx+, Tx-, Rx+, Rx-, GND | |
| RS-485 Special Features | ||
| Automatic Data Direction Control (ADDC) | Supported | |
| Pull High/Low Resistor | 1 kΩ, 150 kΩ | |
| Terminator | 120 ohms (selectable) | |
| Accessories | ||
| Recommended Cables | CBL-F9M9-150 (1.5 m DB9 female to DB9 male), CBL-F9M9-20 (20 cm DB9 female to DB9 male) | |
| Mounting Kits | DK35A (DIN-rail), WK-35-01 (Wall-mounting) | |