Bath temperature measurement, Liquidus temperature (superheat) and cathode voltage drop sensors are offered for the application in Cryolite reduction cells of the primary aluminum industry.


Meta FiberLab™ has been developed for direct and accurate bath chemistry measurement in reduction cells for the primary aluminum industry. The speed, precision and accuracy go beyond the thermocouple technology. Meta FiberLab™ is our extended fiber-optic technology for online bath temperature, Liquidus temperature, superheat and bath chemistry measurements in a single comprehensive measurement system.

Major customer benefits include:
  • Bath temperature within 7 seconds
  • Superheat within 40 seconds
  • Bath chemistry
  • within 2.5 minutes
  • Bath temperature precision +/- 1 degree C

Sensor: Meta FiberCup™

Instrument: Meta FiberLab™