Barionet 50

Two serial ports, 4 digital inputs, 4 relay outputs and Dallas 1-wire support

Universal, programmable I/O device server with web server, Modbus/TCP and SNMP support. Serial ports, digital I/O and Dallas 1-wire support.

Main Features

  • Relay Output (4x24V, 0.5A)
  • Contact Closure Input (4)
  • RS-232 Serial Port (1)
  • RS-485 Serial Port (1)
  • Supply Voltage (9-30V)

Designed in Switzerland and installed in tens of thousands of locations worldwide, the Barix automation devices are the established standard for security, monitoring and control applications alike.

Technical Specifications

I/O Interfaces

On detachable screw terminal blocks:

4 relay outputs (30 VDC, 0.5 A)

4 digital inputs (dry contacts)

Dallas 1-Wire® interface


Serial Interfaces

RS-232 (DSub-9 male, 5-wire RXD, TXD, RTS, CTS, GND), RS-485 on detachable screw terminal block as well as on 4 pin extension connector, both with serial speeds from 300 bps to 230 kbps (asynchronous)


Network Interface

RJ45 10/100 Mbit Ethernet (Autodetect)


Supported protocols

TCP/IP, UDP, ICMP, IGMP, AutoIP, IPzator™, DHCP, CGI, HTTP web server for control, status and configuration


Modbus/TCP, SNMP, CGI, UDP/TCP based ASCII protocol



8 LED status indicators

Extension connector (4 pin: power and RS-485)


Power input

9..30 VDC, 4 Watt max.



high quality plastic, 135 g,, DIN-rail mount.

4.13“ x 3.34“ x 1.25“, 105 mm x 85 mm x 31 mm



Min. 233 000h acc. to MIL217F at 25°C ambient temperature

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Use Cases

Temperature monitoring, logging and HVAC control

Contact closure monitoring

PV power management

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Ordering Numbers

  • 2008.9091

    Barionet 50