Mineral Soil Calibration: ±0.03 m³/m³ typical in mineral soils that have solution EC <8 dS/m
Soilless Media Calibration: ±0.05 m³/m³ typical in media that has a solution EC <8 dS/m
매체별 보정: 모든 다공성 매체에서 ±0.01-0.02 m³/m³
겉보기 유전 유전율(εa): 1-40(토양 범위) , ±1 εa (단위 없음) 40-80, 측정값의 15%