OUSAF11 sensor measures optical absorbance by a process fluid. OUSAF11 is ideal for product loss detection, interface detection and suspended solids and turbidity measurements. It's available in an immersion or an insertion model with Tri-Clamp or Varivent connections that meet 3A sanitary standards. It can run continuously up to 194 ºF (90 ºC), and up to 266 ºF for up to two hours.