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Chlorine Meter, DGB-F Series

Residual chlorine/total chlorine

  1. Range: (0.00~5.00)mg/L; (0~5)mg/L
  2. Resolution: 0.001mg/L 0.001ABS
  3. Accuracy:≤1mg/L: ±0.05 mg/L: ˃1mg/L: ±5%;

Chlorine dioxide

  1. Range: (0.00~10.00)mg/L
  2. Resolution: 0.001mg/L 0.001ABS
  3. Accuracy: ≤2mg/L: ±0.10 mg/L,˃2mg/L: ±5%

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Free chlorine, total chlorine


Free chlorine, total chlorine, chlorine dioxide.


  • 515 nm LEDlight source.
  • Methods are pre-installed with calibration curves built-in.
  • 1 to 5 points calibration is supported.
  • Auto-Read feature senses and locks the measurement endpoint.
  • Data capacity of up to200 sets for each testing method (GLP-compliant).
  • Data stored can be transferred into the computer by USB communication interface.
  • Auto-power-off feature effectively extends the battery usage time.
  • Reset feature restore all option to factory default options.
  • IP65 waterproof.


Colorimetric tubes, chemicals and solution, other accessories


Model DGB-403F DGB-402F
Residual chlorine/total chlorine Range (0.00~5.00)mg/L (0~5)mg/L
Resolution 0.001mg/L 0.001ABS
Accuracy ≤1mg/L: ±0.05 mg/L:

˃1mg/L: ±5%;

Repeat-ability ≤2.0%
Lower detection limit ≤0.02mg/L;
Chlorine dioxide: Range (0.00~10.00)mg/L
Resolution . 0.001mg/L 0.001ABS
Accuracy ≤2mg/L: ±0.10 mg/L,˃2mg/L: ±5%
Lower detection limit ≤0.04mg/L.
General Light source LED
Wavelength of light 515nm
Power supply AA Battery or 5V DC 1A
Dimension (mm)& Weight (kg) 230 * 86 * 47, 0.4

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