Shen ChangHongShen ChangHong

To be a supplier of high quality
laboratory analytical instruments in China.

中文 / English

0086-0755-26450374 / alex.zhao@shenchanghong.com

Technical & Business Support: 8:30-18:00 every day

LTWS-1000-Single-parameter Water Quality Analyzer

LTWS-1000

[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

Over 60 items are available for selection, including CODMn/ ammonia nitrogen/ heavy metal/ inorganic salt/ organic compounds, etc. (see the table below)

Wavelength

420nm/440nm/470nm/510nm/520nm/540nm/560nm/600nm/610nm/630nm/660nm/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

150 factory calibration curves, 20 user-defined curves; Can store 1,000 records.

Display

5-inch LCD screen with a 240*128 pixel matrix

Dimensions

273mm×201mm×129mm

Power

15W

Weight

1.15kg

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

Ammonia nitrogen (Low range)

0.00-5.00

mg/L

3%(F.S)

2

Ammonia nitrogen (High range)

5.00-25.00

mg/L

3%(F.S)

3

CODMn(Permanganate index)

0.00-10.00

mg/L

0.2 or 5%

4

Residual chlorine(Low range)

0.00-2.00

mg/L

0.1 or 5%

5

Residual chlorine(High range)

2.0-10.0

mg/L

5%

6

Total chlorine(Low range)

0.00-2.00

mg/L

0.1 or 5%

7

Total chlorine(High range)

2.0-10.0

mg/L

5%

8

Chlorine dioxide(Low range)

0.00-2.00

mg/L

0.2 or 5%

9

Chlorine dioxide(High range)

2.0-20.0

mg/L

5%

10

Sulfate

0-200

mg/L

5%(F.S)

11

Nitrate(Nitrogen)

0.00-10.00

mg/L

0.1 or 5%

12

Phosphate(Low range)

0.00-10.0

mg/L

0.2 or 5%

13

Phosphate(High range)

10.0-50.0

mg/L

5%

14

Nitrite nitrogen(Low range)

0.00-1.00

mg/L

0.05 or 5%

15

Nitrite nitrogen(High range)

1.0-5.0

mg/L

5%

16

Sulfide

0.00-1.00

mg/L

5%(F.S)

17

Fluoride

0.00-10.0

mg/L

5%(F.S)

18

Cyanide

0.00-0.50

mg/L

5%(F.S)

19

Bromide

0.00-5.00

mg/L

5%(F.S)

20

Formaldehyde

0.00-2.50

mg/L

5%(F.S)

21

Volatile phenol(Low range)

0.00-5.00

mg/L

5%(F.S)

22

Volatile phenol(High range)

5.0-10.0

mg/L

5%(F.S)

23

Hydrazine

0.00-0.50

mg/L

5%(F.S)

24

Aniline compound(Low range)

0.00-1.00

mg/L

5%(F.S)

25

Aniline compound(High range)

1.0-5.0

mg/L

5%(F.S)

26

Silica

0.00-5.00

mg/L

5%(F.S)

27

Total alkalinity(Low range)

0-100

mg/L

5%(F.S)

28

Total alkalinity(High range)

100-1000

mg/L

5%(F.S)

29

Total hardness(Low range)

0.00-500

mg/L

5%(F.S)

30

Chloride ion(Chloride)

0.00-100.0

mg/L

5%(F.S)

31

Copper(Low range)

0.00-1.00

mg/L

5%(F.S)

32

Copper(High range)

1.0-10.0

mg/L

5%(F.S)

33

Zinc

0.00-5.00

mg/L

5%(F.S)

34

Trace Nickel(Low range)

0.000-0.500

mg/L

5%(F.S)

35

Trace Nickel(High range)

0.50-1.00

mg/L

5%(F.S)

36

Nickel

0.00-10.00

mg/L

5%(F.S)

37

Iron(Low range)

0.00-5.00

mg/L

5%(F.S)

38

Iron(High range)

5.0-10.0

mg/L

5%(F.S)

39

Hexavalent chromium

0.00-1.00

mg/L

5%(F.S)

40

Cadmium

0.05-0.50

mg/L

5%(F.S)

41

Trace Manganese(Low range)

0.01-0.10

mg/L

5%(F.S)

42

Trace Manganese(High range)

0.10-1.00

mg/L

5%(F.S)

43

Manganese

0.00-5.00

mg/L

5%(F.S)

44

Total chromium

0.00-1.00

mg/L

5%(F.S)

45

Aluminum(Low range)

0.00-0.50

mg/L

5%(F.S)

46

Aluminum(High range)

0.5-5.0

mg/L

5%(F.S)

47

Silver

0.00-1.00

mg/L

5%(F.S)

48

Molybdenum

0.00-1.00

mg/L

5%(F.S)

49

Arsenic(Low range)

0.000-0.500

mg/L

5%(F.S)

50

Arsenic(High range)

0.50-5.00

mg/L

5%(F.S)

51

Boron

0.00-2.00

mg/L

5%(F.S)

52

Mercury

0.000-0.500

mg/L

5%(F.S)

53

Lead

0.00-0.50

mg/L

5%(F.S)

54

pH(Colorimetric method)

5.00-8.00

pH

0.1±0.1pH

55

Dissolved oxygen(Colorimetric method)

0.0-10.0

mg/L

0.1±5%

56

Ozone

0.00-2.50

mg/L

5%(F.S)

57

Anionic surfactant

0.00-1.00

mg/L

5%(F.S)

58

Available chlorine

0.0-200

mg/L

5%(F.S)

59

Chlorite

0.00-20.0

mg/L

5%(F.S)

60

Antimony

0.00-10.00

mg/L

5%(F.S)

61

Ammonium ion(Low range)

0.00-2.50

mg/L

5%(F.S)

62

Ammonium ion(High range)

2.5-25.0

mg/L

5%(F.S)

63

Silicate

0.00-6.00

mg/L

5%(F.S)

64

Cyanuric acid

0-200

mg/L

5%(F.S)

65

Urea

0.00-4.00

mg/L

5%(F.S)

 

Functional Features

 

    Utilizes cold light and monochromatic light sources, ensuring exceptional optical stability without interference from various light sources.


    Simple operation with high measurement accuracy, meeting the latest discharge standards.


    Large LCD screen; all settings, calibration, and record operations are performed within the integrated environment.


    Strong anti-interference capabilities using V/F conversion, software redundancy, and software traps.


    Can store working curves and historical records; users can calibrate and store their own curves, with data retention even during power outages.


    Can store 150 factory curves and 1000 records, with data retention even when powered off.


    The main unit casing is made of post-mold ABS material, offering excellent corrosion resistance.

 

Packing List

 

Main Unit: 1 piece

Colorimetric Tubes: 3 tubes (Ф25mm)

Reagents (configured according to selected parameters): 1 set each for common parameters (only provided for up to 10 parameters if there are more than 10)

Power Cord: 1 piece

Manual: 1 copy

Certificate of Conformity: 1 copy

Warranty Card: 1 copy


Online Service