Performance, Precision, Partnership

SIGMA Control 2 (SC2) - In Detail

Controller Systems: 

  • Modular design comprising control unit, input/output modules, network components and web server
  • Designed for use with Kaeser rotary screw compressors
  • "Traffic-light" LEDs for at-a-glance operational status
  • Plain text display
  • 30 selectable languages
  • Fully automated monitoring and control
  • Selection of Dual, Quadro, Vario, Dynamic (dependent on compressor size) and continuous control as standard
  • Timer
  • Base-load sequencing function when operating two compressors
  • Web server with operational data remote display 


  • Advanced processor hardware
  • All components designed for industrial operating conditions
  • Graphical display: Graphs showing pressure and compression temperature
  • LED indicators and tactile membrane keys
  • Real-time clock battery buffered
  • Precision electronic pressure transducer 

Control Cabinet: 

  • Dust & water-resistant, IP 54
  • Input/output modules with confusion-proof plug-in connectors for the signal sensor connection cable
  • Terminal strip for additional floating contacts 


  •  SD card slot for updates and long-term storage of operational data
  • USS bus for frequency converter
  • RFID reader (Radio Frequency Identification)
  • Ethernet
  • Slot for communications modules 


  • CE
  • cULus
  • EMC
  • Marine certifications GL, ABS, LRS, DNV
  • International radio certification for RFID (FCC, CMIIT, MIC/KS and C–Tick)


Web Server: 

  • Control panel and menu structure visualisation, e.g. event history and display of graphs 

Options & Accessories: 

Plug-in communication modules for:

  • Profibus DP-VO
  • Modbus TCP
  • DeviceNet
  • Modbus RTU