Relay and logic modules for electrical installations Easy handling and reliable switching and control of digital and analog signals – that is what our PLC logic relay system stands for.

Electrician installing a relay system in the control cabinet

Switch and control I/O signals with a highly compact and flexible system. Simply combine the plug-in relays from the PLC-INTERFACE family with the PLC logic programmable logic module to create your individual solution for small automation tasks.

  • Flexible combination options with individual channel configuration as input or output as well as relay or analog module
  • High availability and fast relay replacement with plug-in switching elements
  • Easy and secure integration into higher-level automation systems with networking via RS-485 Modbus/RTU
  • Decentralized access to process data with web-based management

PLC logic: The flexible logic relay system Highly compact control of digital and analog signals

  • Flexible combination options: modular design with relay and analog modules
  • Easy implementation of projects with intuitive software
  • Easy networking with Modbus/RTU via RS-485
  • Distributed control functionality maintained even if communication fails

PLC-INTERFACE: Highly compact relay system Narrow and powerful relay modules provide the reliable basis for the logic relay system

  • With plug-in electromechanical and solid-state relays
  • Easy handling and a large range of accessories
  • Easy networking with Modbus/RTU via RS-485
  • Relay versions for every application and special function, such as manual operation and fuse functions