8. Press: ZERO The cursor will move to the right, then the display will show: 0.000 mg/L NO2-N Note: If Reagent Blank Correction is on, the display may flash “limit.” See Section 1.
8. Press: ZEROThe cursor will move tothe right, then thedisplay will show:0.000 mg/L NO2-NNote: If Reagent BlankCorrection is on, thedisplay may flash “limit.”See Section 1.