Hager XVA245 Communication Interface Card with RS485

The Hager XVA245 Communication Interface Card with RS485 is a high-quality plug-in module designed for remote data acquisition and control in energy management and building automation systems. It enables seamless integration of Hager EM and EMR series energy meters into Modbus RTU networks, providing reliable communication for monitoring and control applications.

Advantages

This communication card offers galvanic isolation for enhanced system protection, selectable bus termination (120 Ohm) for signal integrity, and configurable baud rates (9600, 19200, 38400 bps) and data formats (8N1, 8E1, 8O1) to match various network requirements. LED indicators for Tx/Rx and status provide quick visual diagnostics.

Suitable for

• Energy management systems requiring remote meter reading
• Building automation and smart grid applications
• Integration of Hager EM/EMR meters into Modbus RTU networks

Key specifications

• Interface: RS485
• Communication Protocol: Modbus RTU
• Number of RS485 Ports: 1
• Connection Type: Screw terminals
• Power Supply: Powered by host device
• Operating Temperature: -25°C to +70°C
• Galvanic Isolation: Yes
• Bus Termination: Selectable (120 Ohm)
• LED Indicators: Yes (Tx/Rx, Status)
• Mounting: Internal plug-in module
• Configuration: DIP switches

Recommendations

For optimal performance, use with Hager EM and EMR series energy meters. Ensure proper configuration of DIP switches for baud rate and data format to match your network settings.