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TWS-1000C-Single-parameter Water Quality Analyzer

TWS-1000C

[Product Overview]

The single-parameter water quality analyzer is a specialized instrument designed to measure specific parameters in water. It is widely used in environmental monitoring, water treatment, industrial production, agricultural irrigation, and scientific research. The core advantage of the single-parameter water quality analyzer lies in its focus and expertise. With a relatively simple structure, these instruments are easy to operate, making them accessible even to non-specialists. They can quickly and accurately provide water quality data, enabling users to promptly understand the water conditions and take appropriate actions.

[Application Area]

Product Details
Custom Matching


Technical Specifications

 

Measurement parameters

80 items including COD/ ammonia nitrogen/ total phosphorus/ total nitrogen/ copper/ iron/ nickel/ hexavalent chromium and nitrite (see table below)

Wavelength

340nm/ 420nm/ 440nm/ 470nm/ 520nm/ 540nm/ 560nm/ 610nm/ 630nm/ 660nm/ 680nm/ 700nm (Any wavelength within the above range can be customized)

Indication error

≤±5 %

Repeatability

≤±3%

Optical stability

Absorbance drift ≤0 .002A/20min

Curve and Storage

200 factory calibration curves, 3500 user-defined curves; Can store 100,000 records.

Display

 5 inch 800*480 color touchscreen

Printer

Built-in thermal printer

Dimension

400mm×320mm×182mm

Power

30W

Weight

4.75 kg

Working environment

(1) Ambient temperature: 5~40℃ ⑵ Relative humidity: ≤85% ⑶ Power supply: AC 220 (165V-240V) (4) No significant vibration and electromagnetic interference, avoid direct sunlight.

 

Measurement Parameters and Accuracy

 No.

Measurement item

Measuring range

Unit

Indication error

1

CODCr

5-200 or 5-150

mg/L

5%

2

CODCr

200-2000 or 150-2000

mg/L

5%

3

Ammonia nitrogen(Low range)

0.00-5.00

mg/L

3%(F.S)

4

Ammonia nitrogen(High range)

5.00-25.00

mg/L

3%(F.S)

5

Total phosphorus(Low range)

0.00-2.00

mg/L

5%(F.S)

6

Total phosphorus(High range)

2.00-10.00

mg/L

5%(F.S)

7

Total nitrogen(Low range)

0.00-10.00

mg/L

5%(F.S)

8

Total nitrogen(High range)

10.0-100.0

mg/L

5%(F.S)

9

CODMn(Permanganate index)

0.00-10.00

mg/L

0.2 or 5%

10

Residual chlorine(Low range)

0.00-2.00

mg/L

0.1 or 5%

11

Residual chlorine(High range)

2.0-10.0

mg/L

5%

12

Total chlorine(Low range)

0.00-2.00

mg/L

0.1 or 5%

13

Total chlorine(High range)

2.0-10.0

mg/L

5%

14

Chlorine dioxide(Low range)

0.00-2.00

mg/L

0.2 or 5%

15

Chlorine dioxide(High range)

2.0-20.0

mg/L

5%

16

Sulfate

0-200

mg/L

5%(F.S)

17

Nitrate(Nitrogen)

0.00-10.00

mg/L

0.1 or 5%

18

Phosphate(Low range)

0.00-10.0

mg/L

0.2 or 5%

19

Phosphate(High range)

10.0-50.0

mg/L

5%

20

Nitrite nitrogen(Low range)

0.00-1.00

mg/L

0.05 or 5%

21

Nitrite nitrogen(High range)

1.0-5.0

mg/L

5%

22

Sulfide

0.00-1.00

mg/L

5%(F.S)

23

Fluoride

0.00-10.0

mg/L

 5%(F.S)

24

Cyanide

0.00-0.50

mg/L

5%(F.S)

25

Bromide

0.00-5.00

mg/L

5%(F.S)

26

Formaldehyde

0.00-2.50

mg/L

5%(F.S)

27

Volatile phenol(Low range)

0.00-5.00

mg/L

5%(F.S)

28

Volatile phenol(High range)

5.0-10.0

mg/L

5%(F.S)

29

Hydrazine

0.00-0.50

mg/L

5%(F.S)

30

Aniline compound(Low range)

0.00-1.00

mg/L

5%(F.S)

31

Aniline compound(High range)

1.0-5.0

mg/L

5%(F.S)

32

Silica

0.00-5.00

mg/L

5%(F.S)

33

Silicate

0.00-6.00

mg/L

5%(F.S)

34

Total alkalinity(Low range)

0-100

mg/L

5%(F.S)

35

Total alkalinity(High range)

100-1000

mg/L

5%(F.S)

36

Total hardness

0.00-500

mg/L

5%(F.S)

37

Chloride ion(Chloride)

0.00-100.0

mg/L

5%(F.S)

38

Ozone

0.00-2.50

mg/L

5%(F.S)

39

Anionic surfactant

0.00-1.00

mg/L

5%(F.S)

40

Ammonium ion (Low range)

0.00-2.50

mg/L

5%(F.S)

41

Ammonium ion (High range)

2.5-25.0

mg/L

5%(F.S)

42

Available chlorine

0.0-200

mg/L

5%(F.S)

43

Chlorite

0.00-20.0

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 range)

0.00-1.00

mg/L

5%(F.S)

47

Copper(High range)

1.0-10.0

mg/L

5%(F.S)

48

Zinc

0.00-5.00

mg/L

5%(F.S)

49

Trace Nickel(Low range)

0.000-0.500

mg/L

5%(F.S)

50

Trace Nickel(High range)

0.50-1.00

mg/L

5%(F.S)

51

Nickel

0.00-10.00

mg/L

5%(F.S)

52

Iron(Low range)

0.00-5.00

mg/L

5%(F.S)

53

Iron(High range)

5.0-10.0

mg/L

5%(F.S)

54

Ferrous(Low range)

0.00-5.00

mg/L

5%(F.S)

55

Ferrous(High range)

5.0-10.0

mg/L

5%(F.S)

56

Hexavalent chromium

0.00-1.00

mg/L

5%(F.S)

57

Cadmium

0.05-0.50

mg/L

5%(F.S)

58

Manganese(Low range)

0.01-0.10

mg/L

5%(F.S)

59

Manganese(High range)

0.10-1.00

mg/L

5%(F.S)

60

Manganese

0.00-5.00

mg/L

5%(F.S)

61

Total chromium

0.00-1.00

mg/L

5%(F.S)

62

Aluminum(Low range)

0.00-0.50

mg/L

5%(F.S)

63

Aluminum(High range)

0.5-5.0

mg/L

5%(F.S)

64

Silver

0.00-1.00

mg/L

5%(F.S)

65

Molybdenum

0.00-1.00

mg/L

5%(F.S)

66

Arsenic(Low range)

0.000-0.500

mg/L

5%(F.S)

67

Arsenic(High range)

0.50-5.00

mg/L

5%(F.S)

68

Beryllium

0.00-0.10

mg/L

5%(F.S)

69

Boron

0.00-2.00

mg/L

5%(F.S)

70

Mercury

0.000-0.500

mg/L

5%(F.S)

71

Lead

0.00-0.50

mg/L

5%(F.S)

72

Antimony

0.00-10.00

mg/L

5%(F.S)

73

Barium

0-100

mg/L

5%(F.S)

74

Color(Low range)

0-50.0

PCU

3%(F.S)

75

Color(High range)

50-500

PCU

3%(F.S)

76

Turbidity(Low range)

0-400

NTU

≤2%(F.S)

77

Turbidity(High range)

0-1000

NTU

≤2%(F.S)

78

Suspended solids

0-1000

mg/L

≤2%(F.S)

79

PH(Colorimetric method)

5.00-8.00

pH

0.1±0.1pH

80

Dissolved oxygen(Colorimetric method)

0.0-10.0

mg/L

0.1±5%

 

Functional Features

 

    Measurement of nearly a hundred parameters including concentration, absorbance, and transmittance in water.


    Ability to store, print, query, and upload concentration values to a computer.


    Selectable measurement wavelengths.


    User capability to add and store calibration curves in addition to factory curves.

 

    Option to choose between linear and piecewise (segmented) measurement methods.


    One-click recovery function for restoring factory and user curve data in case of accidental loss.


    Backup measures for user-defined curves and data records.


    Built-in security features including startup and system password settings.


    Automatic calibration function to mitigate long-term drift errors during operation.


    Operates via a 5-inch color touchscreen interface with intuitive controls.


    Adjustable light intensity with 16 levels for expanded measurement ranges.


    Query capability for curves, including standard substance values, absorbance, calibration time, and personnel ID during calibration.


    Options for single-item or page printing during record queries.


    Bilingual system functionality, switching between Chinese and English.


    Capable of storing 250 factory curves, add 3500 user curves, and store up to 100,000 records.


    Includes a Digester for parameters such as COD (Chromium method), total phosphorus, total nitrogen, and total chromium.



 

Packing List

 

Main Unit: 1 unit

Reagents: 1 set

Colorimetric tubes: 3 tubes (Ф25mm/Ф16mm)

USB Cable: 1 piece

User Manual: 1 copy

Product Certificate: 1 certificate

Warranty Card: 1 card

 

 


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