IEC 61131-3 Multifunction Control Unit, Straton / Linux Embedded Z-TWS4

Z-TWS4 is a high performance control unit with 4 I/O built-in channels, 1GB Flash memory, 64GB RAM, nr.1 CAN port, nr.4 seral ports, nr.2 USB ports, nr. 2 Ethernet ports and 1 Micro SD card slot up to 32GB.

Suitable for energy application (IEC 60870-5-101, IEC 60870-5-104, IEC 61850) and plant automation (Straton – Soft PLC IEC 61131-3).

Z-TWS4 is also a CPU Linux-based for data acquisition and control application. Through to the integration with IDE Straton environment,

Z-TWS4 supports specific communication protocols in the energy applications such as IEC 60870, IEC 61850.


  • Electrical communication standards: IEC 60870-5-101 and IEC 60870-5-104 Slave, IEC 61850.
  • IEC 61131-3 SoftPLC Straton Integration.
  • 4-CH built-in I/O.
  • RTU / Gateway interface, ModBUS RTU – ModBUS TCP protocol conversion.
  • Virtual network connection and point-to-point tunnelling.
  • Redundant Configuration for plant automations.
  • Configurable as web server and TCP-IP node.
  • SCADA / EMS / Web-based platforms compatibility.

Power supply

: 11-40 Vdc; 19-28 Vac

Power Consumption

: Max 6 W


: 1.500 V

Operating temperature

: -20 to +55°C

Protection degree 

: IP20


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