Description
Product Introduction
LH-E200 is a portable multi-parameter Water Quality meter that uses digital electrodes to detect pH, dissolved oxygen, conductivity, and other parameters ORP, Turbidity COD, Multiple indicators such as ammonia nitrogen are applicable to various harsh working environments.
Equipped with self-developed LHOS intelligent interactive system, easy to operate, built-in high-capacity rechargeable lithium battery, can work in the field for a long time.
The instrument has stable performance, accurate measurement, wide measurement range, powerful functions, and simple operation. It is a portable Water Quality multi parameter detection instrument that integrates detection, monitoring, and data management for users in the field and laboratory.
Function
1. This instrument is developed based on the Lianhua LHOS system and is an electrochemical spark series handheld portable multi parameter measuring instrument. The electrodes used are all digital electrodes, and there is no transmission distance limitation compared to the polarographic electrode, making it more suitable for outdoor use;
2. The host adopts a handheld design, with a weight of 0.48kg and a size of (220 × 85 × 38) mm. It can be held with one hand, lightweight and does not take up space, and can be placed freely;
3. The host adopts a hidden desktop stand and a detachable wristband design, which can be used in desktop laboratories or outdoors, making it easy to handle various usage scenarios;
4. The instrument adopts a 4.3-inch full touch screen, which is easy to operate and the functional modules are clear at a glance;
5. Measurement parameters can be customized according to measurement requirements, including pH, dissolved oxygen, conductivity, salinity, etc TDS、ORP、 Turbidity COD、 Ammonia nitrogen, chlorophyll, blue-green algae, sludge concentration, a total of 10 detection electrodes and 12 detection indicators;
6. The instrument has a built-in massive storage space, with each item's measurement data stored independently. Each item can save 10000 pieces of data, which can be freely viewed or transferred to a computer via USB;
7. The instrument has Bluetooth function and can be equipped with a Bluetooth printer to print current and historical data;
8. One machine can measure multiple parameters simultaneously, and with four parameter electrodes, it can measure four parameters simultaneously;
9. Automatic electrode recognition, plug and play, no need to manually select measurement parameters;
10. The instrument is equipped with a built-in 7000mAh high-capacity rechargeable lithium battery, which can work in the field for a long time. It adopts a Type-C charging interface and has strong versatility;
11. The instrument supports dual power supply mode, with adapter power supply and built-in lithium battery power supply. When powered by the adapter, the instrument automatically prioritizes adapter power supply to extend battery life;
12. The whole machine has a strong dustproof and waterproof rating, and the electrodes support IP68 dustproof and waterproof rating; The entire instrument supports IP67 dust and water resistance; All interface positions can withstand short-term immersion at room temperature and pressure, making them more suitable for outdoor use without rain or immersion;
13. The instrument is equipped with three reading methods: real-time reading, timed reading, and interval reading, to ensure the accuracy and stability of the test results, and the reading time can be modified; Timing readings and interval readings can automatically save detection results;
14. All digital electrodes with automatic temperature compensation function for each indicator, achieving more stable and accurate measurements;
15. It can only be designed as a node and has automatic screen sleep function. The sleep time can be set to avoid wasting power when the instrument is not in use
16. Each testing item of the instrument has a corresponding calibration mode to ensure that each indicator can be effectively calibrated;
17. The default wire length of the electrode is 5 meters, and other wire lengths can be customized;
18. The host and electrodes are stored in a three proof (waterproof, dustproof, and anti fall) portable case, which is easy to carry outside and has strong protective capabilities;
19. The electrode is fixed with a threaded connection, which is stable and has a long service life;
Specification
1.PH
1.1 Measurement Range: （0~14）pH
1.2 Response time:<1 second
1.3 Measurement accuracy: ± 0.02pH
1.4 Resolution: 0.01pH
1.5 Protection level: IP68
1.6 Calibration method: 3-point calibration
2. Dissolved oxygen (DO)
2.1 Measurement range: (0~20) mg/L or (0~200)% saturation
2.2 Response time: 10 seconds
2.3 Measurement accuracy: ± 1%
2.4 Resolution: 0.01mg/L
2.5 Protection level: IP68
2.6 Calibration method: 1-point calibration
3. Conductivity
3.1 Measurement Range: （0.01~100）mS/cm
3.2 Response time: 10 seconds
3.3 Measurement accuracy: ± 1%
3.4 Resolution: 0.1 μ S/cm or 0.01mS/cm
3.5 Protection level: IP68
3.6 Calibration method: 1-point or 3-point calibration
4. Dissolved solids (TDS)
4.1 Measurement Range: （0-6500）mg/L
4.2 Response time: 10 seconds
4.3 Measurement accuracy: ± 5%
4.4 Resolution: 0.1mg/L
4.5 Protection level: IP68
4.6 Calibration method: 1-point calibration
5. Salinity
5.1 Measurement Range: （0.01-35）‰
5.2 Response time: 10 seconds
5.3 Measurement accuracy: ± 1%
5.4 Resolution: 0.1
5.5 Protection level: IP68
5.6 Calibration method: 1-point calibration
6. Turbidity
6.1 Measurement Range: （0-1000）NTU
6.2 Response time:<1 second
6.3 Measurement accuracy: ± 5% or 0.3NTU
6.4 Resolution: 0.1mg/L
6.5 Protection level: IP68
6.6 Calibration method: 1-point or 3-point calibration
7. Redox potential (ORP)
7.1 Measurement Range: （-999~999）mV
7.2 Response time:<1 second
7.3 Measurement accuracy: ± 20mV
7.4 Resolution: 0.01mV
7.5 Protection level: IP68
7.6 Calibration method: 1-point calibration
8. Chemical Oxygen Demand (COD)
8.1 Measurement Range: （0-500）mg/L
8.2 Response time:<1 second
8.3 Measurement accuracy: ± 5%
8.4 Resolution: 0.01mg/L
8.5 Protection level: IP68
8.6 Calibration method: 2-point calibration
9. Ammonia nitrogen
9.1 Measurement Range: （0-100）mg/L
9.2 Response time:<1 second
9.3 Measurement accuracy: ± 10% measurement value or ± 0.5mg/L, whichever is greater
9.4 Resolution: 0.01mg/L
9.5 Protection level: IP68
9.6 Calibration method: 2-point calibration
10. Chlorophyll
10.1 Measurement Range: （0-400）ug/L
10.2 Response time:<1 second
10.3 Measurement accuracy: ± 5% or 0.5ug/L, whichever is greater
10.4 Resolution: 0.01ug/L
10.5 Protection level: IP68
10.6 Calibration method: 1-point calibration
11. Blue green algae
11.1 Measurement Range: （0-200000）cells/mL
11.2 Response time:<1 second
11.3 Measurement accuracy: ± 10%
11.4 Resolution: 1cells/mL
11.5 Protection level: IP68
11.6 Calibration method: 1-point calibration
12. Sludge concentration
12.1 Measurement Range: （0-4000）mg/L
12.2 Response time:<1 second
12.3 Measurement accuracy: ± 5%
12.4 Resolution: 0.1mg/L
12.5 Protection level: IP68
12.6 Calibration method: 1-point calibration
Instrument parameters
1. Instrument name: Portable water quality multi parameter measuring instrument
2. Instrument model: LH-E200
3. Measurement items: PH、 Dissolved oxygen, conductivity TDS、 Salinity ORP、 Turbidity COD、 Ammonia nitrogen, chlorophyll, blue-green algae, sludge concentration
4. Electrode type: high-precision digital detection electrode
5. Screen size: 4.3-inch high-definition color LCD touch screen
6. Power supply: built-in lithium battery and type-C charging
7. Electrode wire length: 3/5m, customizable according to user needs
8. Data transfer: USB transfer
9. Battery capacity: Built in large capacity lithium battery, 7000mA/h
10. Data storage: 10000 records per project, totaling over 100000 records
11. Printing method: Optional Bluetooth printer
12. Instrument size: （220*85*38）mm
13. Instrument weight: Main unit 478g
14. Environmental temperature: (0~40) ℃
15. Environmental humidity: Relative humidity ≤ 85% RH (without condensation)
16. Attachment Box: Special Waterproof Attachment Box
