Radiation-based sensor for continuous level measurement - SOLITRAC 31 

Application area

The SOLITRAC 31 is a radiation-based sensor with PVT rod detector for continuous measurement of liquids and bulk solids. It is suitable for level and interface measurement under extreme process conditions, with critical product features or in aggressive products. The SOLITRAC 31 is ideal for use in cylindircal vessels, reactors, autoclaves, separators and mixing vessels.


  • High plant availability through non-contact measurement
  • Best measurement performance through PVT detector with maximum sensitivity
  • Simple mounting through supplied accessory

Technical data

sensor with PVT rod detector
Measuring range
up to 3 m
from outside on the vessel
0.5 %
SIL qualification
optionally up to SIL2