Get current pricing for Endress Hauser, 2 inch Promass 83 Endress Hauser Mass Flow Meter Promass 83 - Stainless Steel 2 Inch. Type 83s50-aaazaaaabaa, Serial C602fd16000. Stainless 316l. Temp Range -50c To 150 . Product Category: Process Equipment, Sub Category: Process Controls: