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URB-TCP2 Unitronics Uni. Remote IO Adapter 6 Modules
MPN: URB-TCP2
Alt. SKU: URBTCP2
Special Price
£180.29
£150.24
Regular Price
£212.10
Why Choose the Unitronics URB-TCP2 Ethernet-to-Serial Gateway?
The Unitronics URB-TCP2 is a robust, industrial-grade Ethernet-to-serial gateway designed to bridge serial RS-232/RS-485/RS-422 devices with Ethernet-based PLCs or SCADA systems. With dual Ethernet ports, support for Modbus RTU and TCP protocols, and a wide input voltage range, this gateway is ideal for modernising legacy systems or extending serial connectivity over IP networks.
Technical Specifications
- Model: URB-TCP2 - Industrial Ethernet-to-Serial Communication Gateway
- Serial Ports: 1 × RS-232 (DB9), 1 × RS-422/RS-485 (5-pin terminal block)
- Ethernet: Dual 10/100Mbps Ethernet ports (RJ45); supports Modbus TCP, UDP, HTTP, and Telnet
- Protocols: Modbus RTU, Modbus TCP, ASCII, transparent TCP/UDP
- Baud Rate: Selectable from 300 bps to 921.6 kbps
- Input Voltage: 12 - 48VDC (typical), reverse polarity protected
- Power Consumption: < 2W (typical)
- Operating Temperature: 40 °C to +75 °C
- Enclosure: DIN-rail or wall mountable; IP30-rated aluminium housing
- LED Indicators: Status indicators for power, Ethernet link/activity, and serial transmission
Typical Applications
- Integrating RS-232/485 devices into modern Modbus TCP/IP networks
- Bridging legacy PLCs with SCADA or cloud-based systems
- Remote data acquisition from sensors, flow meters, or weighing systems over Ethernet
- Secure industrial communication for distributed serial devices
Frequently Asked Questions
- Can the URB-TCP2 be used with Modbus TCP/IP?
- What serial interfaces are supported?
- Is it suitable for harsh industrial environments?
- How is configuration performed?
Yes - the gateway supports Modbus RTU to Modbus TCP conversion, allowing legacy serial devices to be accessed via Ethernet-based SCADA systems.
The device supports RS-232, RS-422, and RS-485 serial interfaces through its DB9 and terminal block connectors.
Yes - it operates from 40 °C to +75 °C, with an IP30 metal enclosure suitable for control panels or DIN-rail mounting in industrial cabinets.
Configuration is done via web interface or serial console; supports HTTP, Telnet, and Windows-based configuration tools.
| Packed Quantity | 1 |
|---|---|
| Manufacturer | Unitronics |
| Manufacturer Part Number | URB-TCP2 |
| Alternative Product SKU | URBTCP2 |
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