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Reliable Control Technology


Sigma Control Basic compressor controller

Sigma Control Basic

Kaeser's new Sigma Control Basic is a simplified, PLC-based controller. Designed to monitor primary compressor functions and display basic operational data, Sigma Control Basic is an exceptionally cost effective choice for small to medium sized facilities with a single compressor.


Sigma Control Basic is standard on Kaeser's SX, SM, SK and AS series rotary screw compressors. It is the perfect solution for single unit installations with straightforward control requirements. Sigma Control is available as an option on these units and is recommended for multiple unit installations.

Features and functions:

  • Easy to understand icons and large display area
  • Fully automatic Dual control (full load/ idle/ on/off control)
  • Monitors air system pressure parameters, airend temperature and rotor rotation
  • Counter for service, load and operation hours
  • Adjustable service intervals, pressure and temperature unit selection (bar/ psi/ MPa, °C/°F)
  • Adjustable nominal system pressure and adjustable switching differential
  • Group alarm volts-free contact
  • Electronic pressure transducer     

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Sigma Control
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SAM 2 - Master Control System
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User Guide:
Sigma Control Key Pad Guide

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