Description : How will you calibrate a leveltrol in the field ?
Last Answer : Calculation # 1 If the calibrating liquid is water: Process Liquid Density / 1* Displacer height = mm of H2O. Calculation # 2 If the calibrating liquid is Other liquid: Process Liquid Density / ... gravity or span adjustment ( Electronic Level ). 6. Fill it up to 50 %, check linearity.