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Portable chlorine analyzer

DGB-402F portable residual chlorine and total chlorine tester is designed and developed based on the DPD colorimetric method. It can directly measure residual and total chlorine in water, which is easy to use, accurate and reliable. This method conforms to the national standards for determining relevant indicators in the field of water quality analysis, and is widely used in the determination of residual chlorine and total chlorine in samples such as drinking water, landscape water, medical wastewater, swimming pool water, and disinfectants.

Features

1. Using 515nm LED light source, long life and high precision; 2. Using high-performance low-power single-chip technology, good human-machine interface; 3. Support calibration-free measurement, direct reading of measurement results, and automatic locking of readings; 4. Support single-point and multi-point calibration, support users to edit the calibration curve; 5. Supports 200 sets of test data for each of the two parameters, in line with GLP specifications; 6. Support USB communication, support to connect to PC for data collection; 7. Support battery power supply and USB power supply, support power management function, can be set to automatically turn off the light source and automatic shutdown; 8. IP65 protection level, good waterproof and dustproof performance; 9. Support firmware upgrade, allowing function expansion and application expansion.

Specification

Technical parameter	DGB-402F
Instrument type	Single wavelength direct reading colorimeter
Measuring range	Residual chlorine: 0～5 mg/L; total chlorine: 0～5 mg/L
Resolution	Concentration: 0.001mg/L; Absorbance: 0.001ABS
Indication error	Measuring range≤1mg/L: ±0.05 mg/L
Repeatability	Measuring range＞1mg/L: ±5%
The detection limit	≤2.0%
light source	≤0.02mg/L
wavelength	Light Emitting Diode (LED)
calibration	515nm
Data storage	Support up to 5 points calibration
Colorimetric cell	200 groups of test results
Power supply	16mm diameter colorimetric tube
Protection level	4 alkaline batteries (1.5V), USB powered
Size (mm); Weight (kg)	IP65

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Q1: Why Choose NANBEI ? (1).Professional manufacturer with more than 13 years experience (2).Exported to more than 97% Countries (3).Turnkey Solution is no problem Q2:OEM,ODM acceptable or not? Absolutely Yes Q3:What's kind of Payment terms for customer choosing? T/T ,Western Union, Money Gram , Credit Card, Paypal , L/C ... Q4:Can you visit your factory online? Absolutely no problem Q5:Can online video inspection before shipment? Absolutely no problem Q6: what's the MOQ ? Sample order is OK? MOQ:1 set, sample order is no problem Q7:What's kind of shipment for customer choosing? Usually ship by sea, by air, by international express . We can also provide reasonable solutions according to your transportation requirements Q8:How to ensure product quality and after-sales service? We have CE, ISO quality certificate, and SGS authentication. After-sale service: 1.Warranty : 1 year 2.We supply free part for quality problem in warranty 3.Long life technical support and service