Portable Water Quality Measuring Instrument, 515nm, DGB-402A, INESA Scientific Instrument Co., Ltd (CAT#: STEM-GC-4285-Y)

DGB-402A portable analyzer is designed and developed based on DPD colorimetric method, which can directly measure residual chlorine and total chlorine in water, easy to use, accurate and reliable.

Instrument type: Single wavelength direct reading colorimeter
Measuring range: residual chlorine/total chlorine: 0.00~3.00mg/L
Resolution: Concentration: 0.01mg/L; Absorbance: 0.001ABS
Demonstration error: Measuring range ≤1mg/L: ±0.05 mg/L
Measuring range>1mg/L: ±5%
Repeatability: ≤2.5%
Detection limit: ≤0.02mg/L
Light source: Light-emitting diode (LED)
Wavelength: 515nm
Calibration: Up to 5 points calibration
Data storage: 200 sets of test results
Power supply: 4 alkaline batteries (1.5V)
Protection class: IP65
Dimension (mm): 230×86×47
Weight (kg): 0.4

Adopting high-performance low-power microcontroller technology.
Supporting single-point and multi-point calibration.
supporting 200 sets of test data for two parameters, in compliance with GLP specifications.
Support battery power supply, support power management function.
IP65 protection level.