Data
Measurement range
0 to 5 ppm Fe (0 to 5 mg/l)

Chemical Method
Tripyridyl-triazine (TPTZ)

Background color correction
Compensated at the measurement wavelength

Measurement frequency
1 to 6 measurements per hour (User-selectable)

Accuracy / maximum measured error
±5 % of reading or ±0.005 ppm (whichever is the greater)

Repeatability
±5 % of reading or ±0.005 ppm (whichever is the greater)

Resolution
0.001 ppm or 1 ppb

Measurement units
mg/l, ppm, ppb, μg/l

Calibration
2-point, automatic calibration