Shen ChangHong 
Product Details
Custom Matching
GW-2000 Multi-parameter Water Quality Analyzer
1. Collecting electrode, cuvette and cuvette together.
2. Automatic wavelength selection.
3. Data will not lose even when power is cut off.
4. 5-inch large-screen color touch screen, both Chinese and English display
5. With one-click recovery function.
PH and conductivity are measured by electrochemical sensors; turbidity is measured by light scattering or scattering + transmission; others are measured by optical colorimetry.
| 【Host】 | |
| Repeatability | ≤3% |
| Weight | 4Kg |
| Reading mode | concentration, absorbance, light transmittance |
| Measurement parameters | See the chart in detail (1) Water quality measurement parameters list |
| Dimensions | 410mm × 300mm × 130mm |
Product Features
1. Automatically select the wavelength when measuring the sample, without the need for calibration;
2. Automatically select the wavelength when measuring the sample, without the need for calibration; Large LCD screen with Chinese LCD display, easy and intuitive operation;
3. The multi-parameter water quality detector is convenient to carry for on-site testing;
4. The optical colorimetric method and electrochemical detection are implemented on one instrument, and the detection interface is displayed on the same screen;
5. With data storage function, it can store 300 curves and 1000 data with time and parameter labels;
6. In addition to the factory curve, users can add and calibrate curves themselves, and store them in the instrument;
7. Equipped with one click recovery function, it can achieve one click recovery in case of accidental loss of factory curve and user curve data records;
8. Equipped with a USB interface, it can transfer data records to a computer;
9. Equipped with a USB interface, it can transfer data records to a computer; Cold light source, narrowband interference optical system, good optical stability;
10. Data power outage protection function;
11. Rechargeable lithium battery power supply;
12. With record printing function;
13. Expandable and customized testing projects.
Measuring Item
Serial Number | Measuring Item | Measurement range | unit | maximum error |
1 | CODCr(low range) | 5~200或5~150 | mg/L | 5% |
2 | CODr(high range) | 200~2000或150~2000 | mg/L | 5% |
3 | Ammonia(low range) | 0.02~5.00 | mg/L | 3%（F.S） |
4 | Ammonia(high range) | 5.00~25.00 | mg/L | 3%（F.S） |
5 | Total Phosphorus(low range) | 0.02~2.00 | mg/L | 5%（F.S） |
6 | Total Phosphorus(high range) | 2.00~10.00 | mg/L | 5%（F.S） |
7 | Total Nitrogen(low range) | 0.10~10 | mg/L | 5%（F.S） |
8 | Total Nitrogen(high range) | 10~100 | mg/L | 5%（F.S） |
9 | CODMn(高锰酸盐指数） | 0.00~10.00 | mg/L | 0.2或5% |
10 | Residual chlorine(low range) | 0.02~2.00 | mg/L | 0.1或5% |
11 | Residual Chlorine(high range) | 2.00~10.00 | mg/L | 5% |
12 | Total chlorine(low range) | 0.02~2.00 | mg/L | 0.1或5% |
13 | Total chlorine(high range) | 2.00~10.00 | mg/L | 5% |
14 | chlorine Dioxide(low range) | 0.05~2.00 | mg/L | 0.2或5% |
15 | chlorine Dioxide(high range) | 2.00~20.00 | mg/L | 5% |
16 | Sulphates | 5~200 | mg/L | 5% |
17 | Nitrate(nitrogen) | 0.02~10.00 | mg/L | 0.1或5% |
18 | phosphate(low range) | 0.01~10.0 | mg/L | 0.2或5% |
19 | hosphate(high range, | 10.0~50.0 | mg/L | 5% |
20 | Nitrite Nitrogen(low) | 0.02~1.00 | mg/L | 0.05或5% |
21 | Nitrite Nitrogen(high) | 1.0~5.0 | mg/L | 5% |
22 | sulfide | 0.005~1.000 | mg/L | 5%（F,S） |
23 | Fluoride | 0.05~2.0 | mg/L | 5%（F,S） |
24 | cyanide | 0.01~0.50 | mg/L | 5%（F,S） |
25 | Bromide | 0.10~5.00 | mg/L | 5%（F,S） |
26 | Formaldehyde | 0.05~2.5 | mg/L | 5%（F,S） |
27 | Volatile Phenol(low) | 0.20~5.0 | mg/L | 5%（F,S） |
28 | Volatile Phenol(high) | 5.0~10.00 | mg/L | 5%（F,S） |
29 | Hydrazine | 0.01~0.50 | mg/L | 5%（F,S） |
30 | Aniline compounds(low) | 0.03~1.0 | mg/L | 5%（F,S） |
31 | Aniline Compounds(high) | 1.0~5.0 | mg/L | 5%（F,S） |
32 | silicon Dioxide | 0.01~5.00 | mg/L | 5%（F,S） |
33 | Silicate | 0.01~5.00 | mg/L | 5%（F,S） |
34 | Total Alkalinity(low) | 0~100 | mg/L | 5%（F,S） |
35 | Total Alkalinity(high) | 100~1000 | mg/L | 5%（F,S） |
36 | Total Hardness(low) | 0.1~5.0 | mg/L | 5%（F,S） |
37 | Total Hardness(high) | 5.0~200.0 | mg/L | 5%（F,S） |
38 | chloride lon(chloride) | 0.20~100.0 | mg/L | 5%（F,S） |
39 | ozone | 0.01~2.5 | mg/L | 5%（F,S） |
40 | Anionic Surfactant | 0.01~1.0 | mg/L | 5%（F,S） |
41 | Ammonium lon | 0.20~25.00 | mg/L | 5%（F,S） |
42 | Available Chlorine | 0.0~100.0 | mg/L | 5%（F,S） |
43 | Chlorite | 0.00~20.00 | mg/L | 5%（F,S） |
44 | Cyanuric Acid | 0~200 | mg/L | 5%（F,S） |
45 | Urea | 0.00~4.00 | mg/L | 5%（F,S） |
46 | Copper(low) | 0.02~1.0 | mg/L | 5%（F,S） |
47 | Copper(high) | 1.0~10.0 | mg/L | 5%（F,S） |
48 | Zinc | 0.2~5.0 | mg/L | 5%（F,S） |
49 | Trace Nickel(low) | 0.02~0.50 | mg/L | 5%（F,S） |
50 | Trace Nickel(high) | 0.50~1.00 | mg/L | 5%（F,S） |
51 | Nickel | 0.02~10.0 | mg/L | 5%（F,S） |
52 | Iron(low) | 0.0~5.0 | mg/L | 5%（F,S） |
53 | Iron(high) | 5.0~10.0 | mg/L | 5%（F,S） |
54 | Ferrous lron(low) | 0.0~5.0 | mg/L | 5%（F,S） |
55 | Ferrous lron(high) | 5.0~10.0 | mg/L | 5%（F,S） |
56 | Hexavalent Chromium | 0.01~1.00 | mg/L | 5%（F,S） |
57 | Cadmium | 0.05~0.50 | mg/L | 5%（F,S） |
58 | Trace Manganese(low) | 0.01~0.10 | mg/L | 5%（F,S） |
59 | Trace Manganese(high) | 0.10~1.0 | mg/L | 5%（F,S） |
60 | Manganese | 0.02~5.00 | mg/L | 5%（F,S） |
61 | Total Chromium | 0.02~1.0 | mg/L | 5%（F,S） |
62 | Aluminum(low) | 0.01~0.40 | mg/L | 5%（F,S） |
63 | Aluminum(high) | 0.40~4.00 | mg/L | 5%（F,S） |
64 | silver | 0.01~1.00 | mg/L | 5%（F,S） |
65 | Molybdenum | 0.05~1.00 | mg/L | 5%（F,S） |
66 | Arsenic(low) | 0.004~0.100 | mg/L | 5%（F,S） |
67 | Arsenic(high) | 0.100~0.500 | mg/L | 5%（F,S） |
68 | Beryllium | 0.001~0.10 | mg/L | 5%（F,S） |
69 | Boron | 0.10~2.00 | mg/L | 5%（F,S） |
70 | Mercury | 0.002~0.5 | mg/L | 5%（F,S） |
71 | Lead | 0.01~0.50 | mg/L | 5%（F,S） |
72 | Antimony | 0.50~10 | mg/L | 5%（F,S） |
73 | Chroma(low range) | 5~50 | PCU | 3%（F,S） |
74 | chroma(high range) | 50~500 | PCU | 3%（F,S） |
75 | Turbidity | 0~400 | NTU | ≤2%(F.S) |
76 | suspended Matter | 5~1000 | mg/L | ≤2%(F.S) |
77 | PH(colorimetry) | 5.00~8.00 | PH | 0.1±0.1 |
78 | PH(electrode method) | 0.00~14.00 | PH | ±0.1 |
79 | DO(colorimetry) | 0.1~10.0 | mg/L | 0.1±5% |
80 | DO(electrode method) | 0.~20.0 | mg/L | ±0.2 |
81 | CON(electrode method) | 0.00ms/cm~199.9ms/cm | ms/cm | 1.0%（F,S） |
