SITRANS WFS320 solids flowmeter sensing head, Out-of-the-process sensing element for use with WF330, WF340 and WF350 flowmeters. A flowguide, sensing plate and integrator are required to complete the system. Classification: non-hazardous Range (Range spring size/viscosity of damping fluid): D5/5000 Position 3 Gaskets: silicone Coating, process side only: none, standard aluminum Sensing Head Mounted LVDT conditioner: Required for use with SF500 integrator